Airbus Abbreviations for Pilots and Aeronautical Engineers

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list of abbreviations

The complete list of Airbus abbreviations for pilots and aviation engineers.

A

A – Amber
A-ICE – Antihielo
A.ICE – Antifreeze
A/BRK – Automatic brake
Air conditioning - Aircraft
A/COLL – Anti-collision
A/D – Analog/Digital
A/DC – Analog to Digital Converter
A/G - Air to Ground
A/L – Airline
A/N - Alphanumeric
A/S - airspeed
A/SKID – Non-slip
A/STAB – Automatic Stabilizer
A/THR - Automatic Boost
A/XFMR – Autotransformador
AAC – Airline Administrative Communications
AAP - Additional Assistant Panel
AAP - Panel of the Pope's Assistants
ABCM - Alternative Brake Control Collector
ABCU - Alternative Brake Control Unit
ABD - Airbus Guideline and Procedure
ABDC - Avionics Transmission Data Collector
ABM - APU Assembly Manual
ABN – Abnormal
ANORMAL - Anormal
ABPM: Basic Avionics Processing Module
ABRN - Aerotransportado
ABS - Automatic Brake System
ABSELV - Alternative Brake Selector Valve
ABSORB - Absorvedor
ABV – It's Coming
AC - Aircraft Characteristics - Airport and Maintenance Planning
AC - Alternating current
ACARS - Aircraft Communications Addressing and Notification System
ACC - Active Clearance Control
ACCEL – Acceleration/Acceleration
ACCLRM – Accelerometer
ACCU - Accumulator
ACCUR – Accuracy
ACD: additional control device
ACD - Aircraft Control Domain
ACFT - Aircraft
ACGC - Complementary Ground Aviation Component
ACGS - GSM Server for Aircraft
ACK - Acknowledge
ACM – Air cycle machine
ACMF - Aircraft Health Monitoring Function
ACMM - Abbreviated Component Maintenance Manual
ACMP - Fuselage Condition Monitoring Procedure
ACMR - Aircraft Configuration Management Rules
ACMS - Aircraft Condition Monitoring System
ACMS-RT – ACMS-tempo real
ACMS-SA: ACMS server application
ACN - Aircraft Classification Number
ACOC - Air-cooled oil cooler
ACP - Area Call Panel
ACP: Audio Control Panel
ACQ - Acquired
ACQN - Acquisition
ACR: Avionics Communications Router
ACRIF - ACR Instrumentation Function
ACRS - Avionics Communications Routing System
ACSC - Air Conditioning System Controller
ACT - Active
ACT – Additional central tank
ACT: TRAINING IN AIRBUS SKILLS
ACTG – Steer
ACTI: critical assembly element
ACTIVE - Active
ACTR - Actuator
CURRENT: aircraft configuration of units tracked at aircraft level
ACTVN - Activation
ACTVT – Activate
ACU - Air Cooling Unit
ACU - Antenna Control Unit
ACU: alpha call
SHARP: Airbus universal cabin thrust emulator
AD - Airworthiness Directive
ADB - Airport Database
ADB - Area distribution box
ADBP - Avionics Data Transmission Protocol
ADC - Air data computer
ADC - Aircraft Data Collection
ADCN - Avionics Data Communication Network
ADD - Addition
ADD – Additional
ADF – Automatic Direction Finder
ADF: as defined
ADFR - Automatic Deployable Flight Recorder
ADG - Air powered generator
ADGB - Active Differential Box
ADHF: Adaptive Drop Hinge Fin
ADI - Attitude Director Indicator
ADIRS - Air Data/Inertial Reference System
ADIRU - Inertial Reference Unit/Air Data
ADIS – AFDX and Digital Injection System
ADL - Airborne Data Loader
ADLU - Airborne Data Loading Unit
ADM - Air Data Module
ADMZ - Aircraft Demilitarized Zone
ADPM - Aircraft Decommissioning Procedures Manual
ADPTR – Adapter
ADR - Air data reference
ADS - Air Data System
ADS - Automatic Dependent Surveillance
ADS - Aircraft Maintenance Documentation System
ADS-B - Automatic Dependent Surveillance Transmission
ADS-C - Automatic Dependent Surveillance Agreement
ADSM - Avionics Data Storage Module
ADU - Area Distribution Unit
ADV - Council
AECM - Alternative Extension Control Module
AES - Aircraft Station
AESS - Aircraft Environmental Surveillance System
AESU - Aircraft Environmental Surveillance Unit
AEVC - Avionics Equipment Ventilation Computer
AF - Audio Frequency
AFCD - tailgate
AFDX: Avionics Full Duplex Ethernet Comutada
AFECU - Automatic Fire Extinguishing Control Unit
AFFECTED - Affected
AFFIRM – Affirmative
AFI - Aircraft Fault Isolation
AFL - Automatic Download
AFM - Aircraft Flight Manual
AFMC - Fuel Management Auxiliary Computer
AFMR - Aircraft Builder
AFN - Notification of ATS Installations
AFR - Aircraft Failure Report
AFRP – Plastic reinforced with aramid fiber
AFS - Automatic Flight System
AFTR – After
AGB - Accessory gearbox
AGB – Angled gearbox
AGC - APU Generator Contactor
AGC: automatic gain control
AGE - Ground Aeronautical Equipment
AGL: above ground level
AGLC - APU Generator Line Contactor
AGP: Alternative Measurement Processor
AGS - GSM server for aircraft
AGS - Air Generation System
AGU - Air Generating Unit
AGW – Real Gross Weights
AIBU - Advanced Lighting Reactor Unit
AICF - Antifreeze Control Function
AICS - Antifreeze Control System
AICU - Antifreeze Control Unit
AIDS - Integrated Aircraft Data System
AIL – Ailerão
AIM – Integrated Aircraft Maintenance
AIME - Autonomous Integrity Monitored Extrapolation
AIMI - Avionics Information Management Interface
AINS - Aircraft Information Network System
AIP - Auxiliary Indication Panel
AIPC - Illustrated Aircraft Parts Catalog
AIPR - Requester of internal avionics parameters
AR - Aircraft Inspection Report
AIS – Integrated Audio System
AISD – Airline Information Services Domain
AIT - Transmission of Accident Information
AIU - Aircraft Interface Unit
ALE – Automatic Link Establishment
ALIGN - Alignment
ALIGN - Aligned
ALLWD – Allowed
ALNA – Air Network Architecture
ALPHA – Angle of Attack
ALS - Airworthiness Limitation Section
ALSCU: auxiliary level detection control unit
ALT - Altitude
ALT REFF: alternative to a retraction, extension and/or free fall test
ALTM – Altitro
ALTN – Alternative
ALTN—Alternate
HIGH: indicator light test unit
AM - Amplitude Modulation
COM - Environment
AMD - Description of Aircraft Maintenance
AMDB - Airport Mapping Database
AME - Amplitude Modulation Equivalent
AMEX - Avionics Message Exchanger
AMM - Aircraft Maintenance Manual
AMP - Aircraft Maintenance Procedure
AMPL – Amplifier
AMS - Air-Ground Message Server
AMU - Audio Management Unit
ANDT - Non-destructive testing of aircraft
ANF – Airport Navigation Function
ANI - Analog Input
ANLG – Analog
ANN – Announcer
ANN LT – Announcing light
ADVERTISE – advertise
ANNCMT – Announcement
YEAR - Analog Output
ANSA – At the nearest suitable airport
ANSI - American National Standards Institute
ANSU - Aircraft Network Server Unit
ANT - Antenna
AOA – Angle of Attack
AOC – Aerolíneas Operational Control
AOD – Audio on demand
AOG - Aircraft on the ground
AOHE - Air-oil heat exchanger
AOHX – Air/oil heat exchanger
AOM - Aircraft Operation Manual
AOMT – Airbus onboard maintenance tool
AOT - Transmission of Alert to Operators
AP – autopilot
AP/FD - Autopilot/Flight Director
APA – Automatic pre-arm
APD - Aircraft Performance Data
APF - Rear pylon fairing
API: Application Programming Interface
APLC - Aircraft Power Line Conditioner
APM - ARINC Processing Module
APM - Aircraft Personality Module
APPLICATION - Appearance
APP – Approach Control-Approach Control Office
APPL - Application
APR - Approach
APPROX – Approx.
APPU - Asymmetry Position Detection Unit
APS - Absolute Pressure Sensor
APS - Avionics Printing Service
APS - Antenna Power Supply
APT - AIRBUS PILOT TRANSITION
APU - Auxiliary Power Unit
APU AFE - APU Automatic Fire Extinguishing Control Unit
AR: as needed
ARC: Air Refueling Computer
ARFC - Firefighting and Rescue Aeronautical Charter
ARINC - Radio Aeronáutica Incorporada
ARM - Aircraft Recovery Manual
ARN - Aircraft Registration Number
ARP - Aerospace Recommended Practice
ARPT – Airport
ARTF – Artificial
ARU - Aircraft Routing Unit
ARU - Audio Reproduction Unit
ARV - Alternative Filling Valve
ASA – Full Speed Spoiler
ASA – Audio and signal adapter
ASCII: American Standard Code for Information Interchange
ASCU - Air Systems Control Unit
ASD: accelerated stopping distance
ASD - Aircraft Schematic Diagram
ASE - Airborne Support Team
ASF - Avionics Server Role
ASFC - Avionics Server Function Cabinet
ASI - Airspeed Indicator
ASICs: Application Specific Integrated Circuits
ASLC - ACD Security Log Collector
ASM - Aircraft Schematics Manual
ASM - Air Separation Module
ASN - Aerospace Standards (Standard)
ASP – Audio Selection Panel
ASPSU - Autonomous Backup Power Supply Unit
ASR - Aircraft Structural Repair
ASS - Aircraft Security System
ASSCU - Aeronautical Safety System Control Unit
ASSEMBLY - Assembly
ASU - Assistance Service Unit
ASYM - Asymmetric (al)
AT – Auto push
ATA - Actual Time of Arrival
ATA - Air Transport Association of America
ATC - Air Traffic Control
ATCI – Air Traffic Information and Control
ATCRB - Air Traffic Control Radar Beacon
ATD - Actual Time of Departure
ATE - Automatic Test Equipment
ATI - Air Transport Indicator
ATIMS - Air Traffic and Information Management System
ATIS – Automatic Terminal Information Service
ATLAS: Abbreviated Test Language for Avionics Systems
ATM - Air Traffic Management
ATN - Aeronautical Telecommunications Network
ATQC - Airbus Temporary Quick Change
ATR – Austin Trumbull Radio
ATRCCS - Automatic Turbine Rotor Clearance Control System
ATS – Air Traffic Service
ATS - Automatic Acceleration System
ATSAW – Air Traffic Situational Awareness
ATSU - Air Traffic Service Unit
AT – Atitude
ATTND – Waiting
ATU - Autotransformation Unit
ATUC – ATU Contactor
ATULC - ATU Line Contactor
ATUPU - ATU Protection Unit
AUTO - Automatic
AUTOLAND – Automatic Landing
AUW – total weights
AUX - Auxiliary
AVAILABILITY – Availability
available available
AVIS - Aircraft Virtual Insider Information System
AVM - Avionics Video Module
AVNCS – Avionics
AVS - Avionics Ventilation System
AWD - Aircraft Wiring Diagram
AWL - Aircraft Wiring List
AWL: auxiliary work light
AWM - Aircraft Wiring Manual
AWY - Airway
AX - Longitudinal Acceleration
IS - Lateral Acceleration
AZ - Azimuth
AZFW: Actual Zero Fuel Weight

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B

B-Azul
B/C - Business Class
BAF - BITE Access Function
BAG: Bandwidth allocation gap
BARO – Barometric
BAS - Air purge system
BAT - Battery
BATLC - Battery Line Contactor
BB - Building block
BBAND – Long Band
BCD - Binary Coded Decimal
BCDS - BITE Centralized Data System
BCF - Brake cooling fan
BCL – Battery charge limiter
BCM - Backup Control Module
BCN - Flag
BCRC - Bulk Crew Rest Compartment
BCRU - Battery Charging and Rectifying Unit
BCS - Brake Control System
BCS - Brake Control System
BCU - Brake Control Unit
BCV - Bleed Control Valve
BCVS - Bulk Cargo Video System
BFE – Equipment provided by the buyer
BFO - Beat Frequency Oscillator
BGAN - Broadband Global Area Network
BGM - Boarding music
BH - Block Hours
BIOS: Basic input/output system
BITE: built-in test equipment
BIU – BITE interface unit
BKFLW – Reflux
BKUP – Backup
BL - Bleeding
BLES: brake life extension system
BLG - Landing Gear Body
BLK – Negro
BLK – Block
BLOWING - Blower
BLST – Ultimate
BLV - Bleed Valve
BLWG – Blown
BLWR - Blower
BM - Bronze Mesh
BMC: bleeding monitoring computer
IMC - BITE Monitoring Interface
BMPS: Bleed Monitoring Pressure Sensor
BMU - Battery Management Unit
BNDRY – Limite
BNR – Binary
BOMU - Bleeding and Overheating Monitoring Unit
BOT: start of tape
BOT – Lower
BPS: backup power supply
BPS: purge pressure sensor
BPTU - Brake Pedal Transmitter Unit
BRG - Bearing
BRK – Freno
BRKNG - Braking
BRKR – Hammer
BRKT - Support
BRT – Bright
BRT – Brightness
BSCS - Steering and Braking Control System
BSCU - Steering and Braking Control Unit
BSU - Beam Steering Unit
BTAC: Bus link AC contactor
BTC - Bus link contactor
BTCM - Brake Temperature Compensation Module
BTDC - Bus link DC contactor
BTL - Bottle
BTMS - Brake temperature monitoring system
BTMU - Brake temperature monitoring unit
BTN – Button
BTR - Bus link relay
BTS - Base transceiver station
BTS: blowdown temperature sensor
BTSTRP - Butt Strap
BTV – Brake to dislodge
BU - Battery Unit
BUS - Bus
BUSS – Backup speed scale
BWS - body wheel steering
BYDU: Backup yaw damping unit
BYP – Derivation

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C

C-Celsius
C – Centigrade
C - close
C: cyan
C-MOS - Complementary Metal Oxide Semiconductor
C/B – Disruptor
C/L - Checklist
C/O - Exchange
C/S - Call Sign
AC: set of cables
CA/CRL - Certificate Authority/Certificate Revocation List
CABINE - Cabine
CAL - Calibration
CAL - Calibrated
CAM - Cabin Assignment Module
CAMO - Continuing Airworthiness Management Organization
CAN - Controller Area Network
CANC - Cancellation
CANCD - Canceled
CAOA – Fixed angle of attack
CAOM - Cabin Attendant Operational Manual
CAPT - Captain
CAS - Calibrated Air Speed
CAS - Flight attendant seat
CAT - Category
CATCH: tracing and searching for complex anomalies
WANTED - Bail
CAX - Compartmented Air Extraction
CBB – Connection by Boeing
CBIT – BITE continues
CBM – Circuit breaker supervision
CBMF - Circuit Breaker Monitoring Function
CBMS - Circuit Breaker Monitoring System
CBMU - Circuit Breaker Monitoring Unit
CBP - Circuit Breaker Panel
DC - Current Comparator
CCB - Compartment Control Box
CCB - Cargo Control Box
CCC - Crash Crew Graphic
CCCP: Compressor Cavity Control Pressure
CCD: Cursor Control Device
CCD - Cabin crew data
CCG - Cabin Configuration Guide
CCMail - cabin crew mail
CCOC: outer casing of the combustion casing
CCOM - Cabin Crew Operation Manual
CCR – Credit Card Reader
CCRC - Cabin Crew Rest Compartment
CCRM – Cabin crew rest module
CCS - Cabin Communication System
CCU Control Unit - CSAS
CCW – Counterclockwise
CD - Compact Disc
CD: control screen
CDA - Continuous Descent Approximation
CDAM - Centralized Data Acquisition Module
CDAS - Cargo Door Activation System
CDAU - Centralized Data Acquisition Unit
CDC - Charge port controller
CDC - Shock Detection Circuit
CDCCL - Critical Project Configuration Control Limitations
CDCV - Loading Port Control Valve
CDL - Configuration Deviation List
CDLC: Centralized data upload connector
CDLCU - Car Door Lock Control Unit
CDLS - Cab door locking system
CDM - Cabin Door Module
CDM - Refrigerant distribution module
CDP - Compressor Discharge Pressure
CDS: Component Documentation Status
CDS - Control and Visualization System
CDSS - Cabin Door Surveillance System
CDSU - Cabin Door Surveillance Unit
CDU - Central Drive Unit
CDU - Control and Display Unit
CE - Centralized Team
CED - Cooling Effect Detector
CEH - Complex Electronic Hardware
CEL - Component Evolution List
CELLI – Ceiling LED emergency light
CEO - Current engine option
CEV - Flight Test Center
CFC - Carbon Fiber Composite
CFDIU - Centralized Fault Display Interface Unit
CFDS - Centralized Fault Display System
CFFC - Cabin Fixed Frequency Inverter
CFM - Cable Manufacturing Manual
CFMI – CFM International
CFR - Current Flight Report
CFRP - Carbon Fiber Reinforced Plastic
CFS - Cabin File Server
CFVCU - Cargo Fire Verification Control Unit
CFVS - Cargo Fire Verification System
CG - Center of Gravity
CGCS - Center of Gravity Control System
CH-Caractere
CH - Cargo hold
CANAL – canal
CHG - Change
CHMBR - Chamber
CHRG - Carga
CHRO – Stopwatch
CI - Cost index
CIC - Intermediate Compressor Box
CIDS - Cabin Intercom Data System
CIN: change of identification number
CINS - Cabin Information Network System
CIR - Common Information Repository
CIT - Compressor inlet temperature
CIU - Camera Interface Unit
CJC - Cold Junction Compensation
CK - Check
CKPT – Cabina
CKT - Circuit
CL - Central Line
CL - Checklist
CL/OP - Closing/Opening
CLB – Rise
CLCTR - Collector
CLEDU - Cabin LED unit
CLG - Center landing gear
CLK-Watch
CLM - Component Location Manual
CLNG - Teto
OBSTRUCTION - Obstruction
CLOGD - Obstructed
CLPR – Claquete
CLR – Clear
CLRD – Shutdown
CLRNC - Settlement
CLS - Cargo Loading System
CLS - Cargo Loading System Manual
CLSD - Closed
CLSG - Closing
CM - Conversion Manual
CM – Conversion module
CMC: central maintenance computer
CMD - Command
CMEU - Memory Expansion Unit for Cabin Passenger Management
CMF - Central Maintenance Function
CML - List of Consumable Materials
CMM: Calibration Memory Module
CMM - Component Maintenance Manual
IPL CMM - Components Maintenance Manual Illustrated Parts List
CMMV - Supplier of Component Maintenance Manuals
CMPLTD - Completed
CMPTR - Computer
CMR - Certification Maintenance Requirements
CMS - Centralized Maintenance System
CMS - Component Maintenance Sheet
CMT - Cabin Management Terminal
CMU - Communications Management Unit
CMV - Video Concentrator and Multiplexer
CNA: Common Nose Assembly
CNCTN - Connection
CNCTR – Conector
CNSU - Cabin Network Server Unit
CNTNR - Container
CNTOR - Contactors
CNTRTR - Concentrator
CNU - Cabin Network Unit
CNX - CONNECTIVITY
CO RTE - Company Route
COAS - Cabin Operations Application System
COAXIAL - Coaxial
COC - Cabin Operations Center
COC: Customer Originated Change
COCT – Cabin Operations Query Tool
COLLI – LED contour light
COM - Communication
COM – Command
COMC - CSAS Superheat Monitoring Controller
COMDL - Coding Module
COML - Commercial
COMP - Compass
COMP – Compensator
COMPSN - Compensation
ACCOUNT - Compartment
COMPTR – Comparator
COND - Condition
COND - Conditioning
COND - Conditioning
CONDTR - Conditioner
CONFIG – Configuration
CONFIRM - Confirmed
CONSUMPTION - Consumption
CONT – Continue
CONT – Continuously
CONT - Controller
CONV - Converter
COLD - Refrigerator
COLD - Refrigeration
REFRIGERATION - Refrigeration
COOLR – Cooler
COORD - Coordination
COS – Bonnet opening system
COTS – Commercial ready to use
COUNTING - Accountant
CAPO - Fairing
CPC - Cabin Pressure Controller
CPCS - Cabin Pressure Control System
CPCU - Cabin Pressure Control Unit
CPDB: custom performance database
CPDLC: Controller-Pilot Data Link Communication
CPIF - Intermediate Control Power Frequency
CPIOM - Central Processing Input/Output Module
CPLG - Coupling
CPLR - Coupler
CPMS - Cabin and Passenger Management System
CPMU - Cabin Passenger Management Unit
CPNY - Company
CPRSR - Compressor
CPU: central processing unit
CRC - Centralized Radio Control
CRC – Continuous Repetitive Timbre
CRC - Cyclic Redundancy Check
CRC - Crew Rest Compartment
CRDC - Common Remote Data Concentrator
CRES - Corrosion Resistant Steel
CRG - Cargo
CRI - Certification Review Item
CRM - Communications Router Module
CROSSFEEDR – Cross feeder
CRR - Crew Rest Room
CRS – Curso
CRS - Service Release Certificate
CRT - Cathode Ray Tube
CRU – Central Refrigeration Unit
CRU - Cabin Router Unit
CRU - Card Reader Unit
CRZ – Cruise
CS - Central length
CS - Certification Specification
CSAS - Air Conditioning System Service
CSBS - Controllable sunlight blocking system
CSBSU - Controllable sunlight blocking system unit
CSD: constant speed unit
CSDM - Cargo Smoke Detection Module
CSK - Escareador
CSL – Console
CSM/G - Constant Speed Motor/Generator
CSR - Certificate Signing Request
CSTR - Restriction
CSU - Command Sensor Unit
CT - Current Transformer
CTK - Central tank
CTL-Central
controle CTL
CTLR - Controller
CTR – Center
CTU - Cabin Telecommunications Unit
CU - Control Unit
CU - Cabin Unit
CUDU - Current Imbalance Detection Unit
CUR - real
CVDR - Cockpit Voice and Data Recorder
CVM - Cockpit Video Monitoring
CVMS - Cabin Video Monitoring System
CVR - Cockpit Voice Recorder
CVRS - Cockpit Voice Recording System
CVT: center breather tube
CVU – Cryptographic Voice Unit
CW - Clockwise
CW – Continuous Wave
CWB - Center wing box
CWLU - Cabin Wireless LAN Unit
CWS - Cabin Workstation
CWSIU - Combined Wheel Speed Interface Unit
CY - Cycle
CYL – Cilindro
CaDoc – Cabin documentation screen

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(Video) Runaway AIRCRAFT! This Aircraft Flew TWO HOURS Without CONTROLS!

D

D-ATIS - Digital Automated Terminal Information System
D-ULPA – Dual air with ultra-low particles
D/LNA – Low noise diplexer/amplifier
DA - Angle of deviation
DAC - Digital to Analog Converter
DAC - Drawing Opening Card
DADC - Digital Air Data Computer
DAGM - Dry Air Generation Module
DAGS - Dry Air Generation System
DAMP - Damping
DAMPG - Damping
DAR: digital ACMS recorder
DAR – AIDS Digital Recorder
DAU - Data Acquisition Unit
BD - Database
DBC: data bus communication
DBCR - Database Change Request
DBLR – Duplicador
DBPS - Display Based Passenger Signal
DBTS - Broadband Data Transceiver System
DC: direct current
DCD - Data Control and Visualization
DCDR - Decoder
DCDU - Data link control and display unit
DCL – Digital Cabinet Bitacore
DCL-CCT - Cabin Digital Diary - Cabin Configuration Tool
DCP - Display Control Panel
DCR - Crew Rest Dock
DCRC: berth in crew rest compartment
DCU - Steering Control Unit
DCV - Directional Control Valve
DDM - Digital Data Module
DDP - Design and Performance Declaration
DDRMI - Digital Distance Indicator and Magnetic Radio
DDV - Direct Operation Valve
DECEL – Slow down
DECOMPRESSION - Decompression
DECR – Decreased
DEDP – Data Entry and Visualization Panel
DEF - Definition
DEFOG - Unemployed
DEFRD - Deferred
DEFUEL - Fuel discharge
YOU – Degree
DEGRADD - Degraded
DEL - Exclude
DELTA P - Differential pressure
DEOA - Emergency Door Opening Actuator
RIP – Departure
DEPRESS - Depressurization
OFF - Down
DES - Descent
DEST – Destiny
DET - Detection
DET detector
DETECTED - Detected
DEU - Decoding/Coding Unit
DEV - Deviation
DF - Address Finder
DFCV: Double Flapper Check Valve
DFDAMU - Digital Flight Data Acquisition and Management Unit
DFDAU - Digital Flight Data Acquisition Unit
DFDR: digital flight data recorder
DFDRS - Digital Flight Data Recording System
DFIDU - Dual Function Interactive Display Unit
DFPPU - Differential Feedback Position Capture Unit
DFPRM - Fuel Lines and Pipes Repair Manual
DFPRM IPL - Fuel Lines and Tubes Repair Manual Illustrated Parts List
DFSOV - Dual flow stop valve
DGI - Digital Input
DGO - Digital Output
DGPS – Digital Global Positioning System
DH - Decision Height
DHCP: dynamic host configuration protocol
The day
DIBU – Door lighting ballast
DIF - Differential
DIM – Steering input module
DIMM: dimmable
DIP: in-line dual pack
DIP - Door Indication Panel
DIPLXR – Diplexor
YOU - Direct
DIR - Address
DIR - Director
DISC – Disconnect
DISCO – Off-line
DISC – Disconnect
DOWNLOAD - Download
DISK – Downloaded
DISCONTINUITY - Discontinuity
DIST - Distance
DISTR – Distribute
DISTR - Distribution
DISTR - Distributor
Zanja - Zanja
DITS - Digital Information Transfer System
IUD - Digital Interface Unit
DIVERTG - Divert
DLC: Direct Elevation Control
DLCM - Data Load Configuration Manager
DLCS - Data Loading and Configuration System
DLK – Data link
DLOAD – Load data
DLRB - Data Load Routing Table
DLS - Data Payload Selector
DLSU - Data Load Selector Unit
DM - data module
DM – Send message
DMA: direct memory access
DMC: Display Management Computer
DMDLTR – Demodulador
DME - Distance Measuring Equipment
DMFF: flight lock function and port monitoring
DMM: data memory module
DMP: Display Management Processor
DMPR - Shock Absorber
DMU - Data Management Unit
DMZ - Demilitarized Zone
DN - Low
DNI - Numerical Index Design
DNLK – Unlock
DNLKD – Unlocked
DNLNK – Downlink
DOLLI – Luz Domo LED
DOW: dry operating weight
DP - Design Principle
DPCU - Digital Passenger Control Unit
DPDT: double pole/double throw
DPI - Differential Pressure Indicator
DPS - Differential Pressure Sensor
DR – dead time
RD - Gate
DRM – Duct Repair Manual
DRMI - Magnetic Radio Distance Indicator
DRVG - Driving
DRVR – Conductor
DS/C: digital server/controller
DSB - Door Sensor Block
DSC - Digital Signature Verifier
DSCRT: Discrete
DSCS: Escape door and slider system
DSCS – Door and sliding control system
DSDL - Dedicated Serial Data Link
DSEB - Digital Electronic Box
DSF: Data Security Filter
DSI: discrete input
DSIP - Door/Sliding Indication Panel
DSM - Decorative sheet material
DSMCU - Doors and Slides Management Control Unit
DSMS - Doors and Slides Management System
DSO: discrete output
DSPL-Display
DSPLYD - Shown
DSUB - D-subminiature
DT ALI - Damage Tolerant Airworthiness Limiting Elements
DTD: Document Type Definition
DTG - Distance to Travel
DTMF – Dual Tone Multi Frequency
DTMS - Damage Tolerance Monitoring System
DTMU - Damage Tolerance Monitoring Unit
DU - Display Unit
DVD – Digital Versatile Disc
DVI: Interface visual digital
DVI: Detailed Visual Inspection
DVR – Digital video recorder
DWC - Drip Collector
DWG - Drawing
DaFA – Data for the app

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mi

It's this one
E-Rudder – electric rudder
E/ECI - Common electrical/electronic installation
E/F - Equipment/Furniture
EABDC: Enhanced Aircraft Transmission Data Collector
EPAS - Enhanced Airworthiness Program for Aircraft Systems
EAROM: electrically changeable read-only memory
EATULC – ATU emergency line contactor
EBAS - Sistema de sangria de ar do motor
EBTC - Emergency battery contactor
EBCU - Emergency Brake Control Unit
EBHA - Electric Backup Hydraulic Actuator
EBTAC - Emergency Bus Link AC Contactor
EBTC: emergency bus contactor
EBTDC - Emergency Bus Link DC Contactor
EBU - Engine Building Unit
ECAM - Centralized Electronic Monitoring of Aircraft
ECAM TC - Temporal Change ECAM
ECAS - Emergency Cabin Alert System
ECB - Electronic Control Box
ECF - Expanded Copper Sheet
ECLS - Electric Charge Charging System
ECM - Engine Condition Monitoring
ECMS - Electrical Contactor Management System
ECMU - Electrical Contactor Management Unit
ECN - Engineering Exchange Note
ECON – Economy
ECP-ECAM control panel
ECS - Environmental Control System
ECU - Electronic Control Unit
ECUCV - Electronic Control Unit Cooling Valve
ED - Visor do Motor
EDIU - Discrete Interface Electrical Unit
EDMU – Electrical Distribution Monitoring Unit
EDP - Motorized Pump
EDW – Electro-adjustable window
EEC - Electronic Engine Control
EEC - Electronic Engine Controller
EEC - Emergency Electrical Configuration
EENMU - Emergency Electrical Networks Management Unit
EEPDC – Emergency Electric Energy Distribution Center
EEPROM: electrically erasable programmable read-only memory
EFB – Electronic Flight Bag
EFCC - Electronic Flight Control Computer
EFCC - Emergency Flight Control Contactor
EFCS - Electric Flight Control System
EFCU - Electric Flight Control Unit
EFF - Effective
EFF - Effectiveness
EFF: Equipped front face
EFF/FFU - Electronic Flight Folder/Flight Tracking
EFIS - Electronic Flight Instrument System
EFLSCU - Enhanced fuel level detection control unit
EFOB – Estimated fuel on board
EGIU - Electrical Generation Interface Unit
EGLC: emergency generator line contactor
EGMS - Electrical Warehouse Management System
EGPWM - Enhanced Ground Proximity Alert Module
EGPWS - Enhanced Ground Proximity Warning System
EGT - Two exhaust gas temperature
EHA - Electro-Hydrostatic Actuator
EHAC - Electrohydrostatic Actuator Contactor
EHC - Electric Heater Controller
EHCU - Electromechanical Manual Control Unit
EHHDLU - Extended Portable Dump Unit
EHM - Engine Health Monitoring
EHS - Electric Heater System
EICU - EFB Communication and Interface Unit
EIF: engine interface function
EIPM - Engine Interface Power Management
EIPMU: Engine interface power management unit
EIS - Electronic instrument system
EIU - Engine Interface Unit
EIVMU: engine interface and vibration control unit
electric
ELA - Electrical Charge Analysis
ELAC - Elevator Aileron Computer
ELAN: Ethernet Local Area Network
ELB - Electronic Record Book
ELC - Electronic Library Computer
ELC - Emergency Line Contactor
ELCO – Outdoor lighting controller
ELEC - Electric
ELEC - Electric
ELEC - Electricity
ELEK – Electronics
STUDENT - Elevation
STUDENT - Elevator
ELEVN – Elevation
ELEVR – Elevator
ELF: engineering support and data link function
ELFDB - Emergency light floor disconnect box
ELM – Electrical Load Management
ELMF: Electric charge management function
ELMS - Electrical Load Management System
ELMU - Electrical Load Management Unit
ELPU – Emergency Lightning Protection Unit
ELS - Electronic Library System
ELSD: Electrical Charge Sensing Device
ELT - Emergency Locator Transmitter
EMC - Electromagnetic Compatibility
EMCU - Electric Motor Control Unit
EMEL - Edge mounted emergency light
EMER - Emergency
EMI - Electromagnetic Interference
EMISN - Emission
EMLG - Improved main landing gear
EMP - Electric motor pump
EMU - Engine Monitoring Unit
EMWS – Electromechanical shutter for windows
ENA: Ethernet network adapter
ENCDR - Encoder
END - Resistance
ENEC - Normal to Emergency Emergency Contactor
ESP – Motor
ENM - Management of Electric Networks
ENMF - Power Network Management Function
ENMS - Electrical Network Management System
ENMU - Electrical Network Management Unit
ENRM: Ethernet Network Router Module
ENVMOD - Envelope Modulation
OE - Engine Out
EOS - Electronic Overspeed System
EOSID - Off Engine Standard Instrument Output
EOT - End of Tape
EP - Street sign
EPC - External Power Contactor
EPCU - External Power Control Unit
EPD - Extended Principle Diagram
EPDC – Electric Power Distribution Center
EPDS - Electric Power Distribution System
EPESC - Enhanced Passenger Entertainment System Controller
EPGS - Electric Power Generation System
EPLC: external power line contactor
EPLD - Electronically Programmable Logic Device
EPR - Engine Pressure Rating
EPR.D – Descenso EPR
EPR.L – Pestillo EPR
EPROM: Erasable Programmable Read Only Memory
EPSU - Emergency Power Supply Unit
EPU - Emergency Power Unit
EQPT - Team
ER - Extended Range
ER - Engineering Requirement
ERAI: emergency air intake
ERG - Electromechanical Release Gate
ERMM – Mobile route map
ERP: Enhanced leak protection
ERU - Engine Relay Unit
ESB – BITE Electrical System
ESBF - BITE Function Electrical System
ESC-Escape
ESD - Electrostatic Discharge
ESDN - Extended System/Structure Description Note
ESEC – Smoke contactor/emergency evacuation
ESLB - ECAM System Logic Book
ESMKTC - Emergency Smoke Tethering Contactor
ESN - Electrical Structure Network
ESP - Standard Electrical Practices
ESPM - Electrical Standard Practices Manual
ESPU - External Source Protection Unit
ESS - Essential
ESS - Motor Section Stator
EST - Estimated
ESTAC - Static emergency inverter AC contactor
ESTC - Static emergency reversing contactor
ESU: Ethernet switching unit
ET - elapsed time
ETA - Estimated Time of Arrival
ETACS - External Assistance System and Filming Cameras
ETD - Estimated Time of Departure
SUMMER – Estimated travel time
ETHNET-Ethernet
ETLC - Emergency TR Line Contactor
ETO - Estimated completion time
ETOPS: Extended Range Operations for Twin-Engine Aircraft
ETP - equal time point
ETP - Equi-Time Point
ETRAC: electronic thrust reverser drive controller
ETRAS - Electric impulse reversing drive system
ETT - Estimated Time for Takeoff
EUAD - Airworthiness Directive of the European Union
EUPB - Electronic Unit Protection Box
EVAC – Evacuar
EVAC - Evacuation
EVMU - Engine vibration monitoring unit
EVS: Enhanced Vision System
EWD: Engine Display/Warning
EWIS - Electrical Wiring Interconnection System
EWS – Electric blinds
EWS - Electric blinds
EX - Example
EXC - Excitation
EXC – Excite
EXCESS - Excessive
EXCHG - Exchange
EXCHGR - Exchanger
EXDLS - External Door Lock System
EXH – Escape
EXLCO – External lighting control
EXP – Expansion
EXSTG - Existing
EXT – Exterior
EXT - External
EXTINGUISH – extinguish
EXTING - Extintor
EXTINCTION - extinction
EXTN - Extension
EXTNDD - Extended
EXT – Extreme
EXTRACT - Extraction
EXTRACT - Extrator

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F

F-Fuel
F-G/S - FLS glide slope
F-LOC – FLS Locator
F-PLN - Flight Plan
F/C – first class
F/CTL - Flight Controls
F/O - Official Primer
F3D - complete 3D
FA: course from a fixed waypoint to an altitude termination
FAC - Flight Augmentation Computer
FADEC: Full authority digital engine control
FAF - Final Approach Solution
FAIL – Failure
FAIL - Failure
FAL - Fuel Airworthiness Limitations
FANS – Future Air Navigation System
FAP - Panel of Flight Attendants
FAP - Advanced Assistant Panel
FAR - Federal Aviation Regulations
FAS - Flight Augmentation System
FAV - Ventilator air valve
FBB - Fast Bed Belt
HR: course from a fixed reference point to a changing point
FC – Completely closed
FC - Functional Class
FCC - Flight Control Computer
FCC - Flight Control Contactor
FCD - Fan Cover Door
FCD - Flight crew data
FCDC - Flight Control Data Concentrator
FCGS - Flight Guidance and Control System
FCGU - Flight Guidance and Control Unit
FCMC - Fuel Monitoring and Control Computer
FCMS - Fuel Control Monitoring System
FCOM - Flight Crew Operation Manual
FCPC - Primary Flight Control Computer
FCRC - Flight Crew Rest Compartment
FCRM - Remote Flight Control Module
FCSC - Secondary Flight Control Computer
FCTM - Flight Crew Training Manual
FCU - Flight Control Unit
FCU - Fuel Control Unit
FCV - Flow Control Valve
FCZ - Zona Central Frontal
FD: Bearing from a fixed waypoint to a DME distance
FD - Flight Director
FD - Fuselage data
FDAC: fully digital AGU controller
FDAU - Flight Data Acquisition Unit
FDB - Floor Disconnection Box
FDBK – Comments
FDC - Fuel Data Concentrator
FDCE - Flight deck and cockpit effects
FDD - Floppy disk drive
FDE - Flight Deck Effect
FDEP - Flight data entry panel
FDIAF - Flight Data Interface/Acquisition Function
FDIF - Flight data interface function
FDIMU - Flight Data Interface and Management Unit
FDIU - Flight Data Interface Unit
FDR - Flight Data Recorder
FDRS - Flight Data Recording System
FDS - Fire Detection System
FDU - Fire Detection Unit
FE - Flight Envelope
FEDC - Fire Fighting Data Converter
FEDR - Feeder
FEGV - Fan output guide vane
FEM - Finite Element Model
FES - Fire Extinguishing System
FEX - Fire Extinguishing
FF - Fuel Flow
FFCCV - Vertical Fan Frame Compressor Box
FFCCV - Front Flange Compressor Box Vibration
FFCM - Free fall control module
FFSU - Fixed Frequency Supply Unit
FG - Flight Guide
FGE - Guidance and Flight Envelope
FGES - Flight Envelope and Guidance System
FH – Flight hours
FIDS - Fault Detection and Isolation System
FIFO: First In/First Out
FIG - Figura
FILG – Relleno
FIM - Fault Isolation Manual
FIN - Functional Item Number
FIS – Flight Information Services
FIX - Fixed
FL - Flight Level
FLA - Flight Lock Actuator
FLD-Campo
FLD: ground level screen
FLE: fixed leading edge
FLEXIBLE – Flexible
FLP - Flap
FLR-Piso
FLS - FMS Landing System
FLSCU - Fuel Level Detection Control Unit
FLT-Flight
FLTR – Filter
FLXTO – Flexible Takeoff
FM – Heading from a fixed waypoint with manual ending
FM – Flight management
FM - Flight Manual
FM - Frequency Modulation
FM - Failure Message
FMA - Flight Mode Announcer
FMC - Flight Management Computer
FMCS - Flight Management Computer System
FME - Flow Measuring Equipment
FMEA - Failure Mode and Effects Analysis
FMGC - Flight Guidance and Management Computer
FMGC-E - Flight Guidance and Management Computer for E-Rudder
FMGEC - Flight and Computer Envelope Management Guide
FMGES - Flight Management Envelope and Guidance System
FMGS - Flight Guidance and Management System
FML - Metallic Fiber Laminate
FMS - Flight Management System
FMST - Flight Management Systems Instructor
FMU - Fuel Measurement Unit
FMV - Fuel Metering Valve
FNCP - Flight Navigation Control Panel
FNL – Final
FNSG - Flight Navigation Symbol Generator
FO – Fully open
FOB - Fuel on Board
FOC - Fuel/Oil Cooler
FOCT - Flight Operations Query Tool
FOD - Foreign Object Damage
FOHE - Fuel/Oil Heat Exchanger
FOMAX - Flight Operations and Maintenance Exchange
FOS - Fuel Operator Station
FOVE – Versatile Flight Operations Environment
FPA - Flight Path Angle
FPEEPMS: ground proximity emergency escape route signaling system
FPF - Fire protection function
FPH – Radiant floor
FPM – Marking of trajectories on the ground
FPMU - Fuel Properties Measurement Unit
FPPU - Feedback Position Capture Unit
FPRM - Fuel Line Repair Manual
FPS - Fire Protection System
FPT: flight path destination
FPV - Flight Path Vector
FQ - Quantity of Fuel
FQDC - Fuel quantity data concentrator
FQI - Fuel Quantity Indication/Indication/Indicator
FQIC - Fuel Quantity Indication Computer
FQMS - Fuel Quantity and Management System
FR – Marco
FREQUENCY - Frequency
FRM - Fault Reporting Manual
FRS - Flammability Reduction System
FRU - Frequency Reference Unit
FRV - Fuel Return Valve
FS - Front cross member
FSA – FlySmart com Airbus
FSA-NG – FlySmart with Airbus-Next Generation
FSB – Fasten your seat belts
FSCM - Federal Supply Code for Manufacturers
FSN - Fleet Serial Number
FSOV - Fire Cutoff Valve
FSS - Frontal Secondary Structure
FSTD flight simulation training devices
FTE: fixed trailing edge
FTG - Assembly
FTI - Flight Test Facility
FTIS - Fuel Tank Inertization System
FTSP - Floor Temperature Adjustment Panel
FTU - Force Transducer Unit
FU - Fuel used
FUSLG - Fuselage
FW - Failure Warning
FWC - Flight Alert Computer
FWCD: front load door
go Go
FWL – Firewall
FWS - Flight Alert System

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GRAMS

G-Verde
G/S - Glide Slope
GA – Goes to air
GAD - General Meeting Plan
GAIN - GAlley INsert Electrical Equipment
GAIR - General Meeting Inspection Report
GALI - Loss
GAPCU - Auxiliary Power and Grounding Control Unit
GBAS: Ground Based Augmentation System
GCR - Generator Control Relay
GCS - Global Communication Package
GCU - Generator Control Unit
GD&T - Dimensioning and Geometric Tolerance
GDE guide
GDNC - Orientation
GDO – Arrivals gate opening
general electrical
GEM - Ground Equipment Manual
GEN - Generator
GES - Terrestrial Ground Station
GFE - Equipment Provided by the Government
GFI - Ground Fault Interrupt
GFI - Ground Fault Interrupter
GFLI: ground fuel level indication
GFR - Ground fault report
GFRP - Fiberglass Reinforced Plastic
GGBU - Gear protection battery unit
GGMU - Main Gear Protection Unit
GGPCU - Terrestrial Power Generator and Control Unit
GGSU - Gear Protection Sensor Unit
GLA - Explosive Charge Relief
GLASU - Kitchen Light Auxiliary Service Unit
GLC - Generator Line Contactor
GLR - Generator Line Relay
Landing System GLS - GBAS
GLSSU - GPS Landing System Sensor Unit
GLT - Earth Escape Test
GMT: Greenwich Mean Time
GNC - Galley network controller
Terra Terra
GNLU - GNSS Landing and Navigation Unit
GNSS - Global Satellite Navigation System
GOBO – Graphic Optical Blackout
GP – Group
GPUCU - Ground Power Control Unit
GPIRS - Global Positioning and Inertial Reference System
GPM - General Processing Module
GPRS - General Packet Radio Service
GPS - Global Positioning System
GPS - Geometric Product Specification
GPSSU - Global Positioning System Sensor Unit
GPT - Terrestrial Programming Tool
GPU - Ground Power Unit
GPWC - Ground Proximity Warning Computer
GPWS - Ground Proximity Warning System
GRM: Geometric Reference Mockup
GRP - Geographical Reference Point
GRP – Glass fiber reinforced plastic
GRU - Ground Refrigeration Unit
GRVTY – Gravity
GS - Ground Speed
GSB - Terrestrial Service Bus
GSE - Ground Support Team
GSHLD - Anti-Glare Shield
GSM – Global System for Mobile Communications
GSP - Ground Service Panel
GUI: graphical user interface
GVI - General Visual Inspection
GW – gross weights
GWDU - Kitchen Waste Disposal Unit
GWR - General Work Rules
GYRO – Gyroscope

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H

H/W - Hardware
HA: Hold pattern until altitude ends
HARN - Harness
HBCS - Broadband Connectivity System
HC - Heater Circuit
HCS - Humidification Control System
HCU - Head Up Combiner Unit
HCU - Hydraulic Control Unit
HDDA: Hard disk drive array
HDG - Header
HDG/S - Selected Bearing
HDL – manga
HDLG - Management
HDM - HSDU data module
HDMI: High Definition Multimedia Interface
HDST-auriculares
HDWHL - Steering wheel
HEATING - Heating
HEGS - Hydraulic Power Generation System
HEPA: high efficiency particulate air
HERTO – High Energy Rejected Takeoff
HES - Interruptor principal
HES: head server
HESU - Main Server Unit
HF - High frequency
HF: Hold pattern at a fixed waypoint
HFDR - High Frequency Data Radio
HFEC: High Frequency Eddy Current
HFP – Heated floor panel
HGA - High gain antenna
HHX - Hydraulic heat exchanger
hello - stop
HID - High Intensity Discharge
HIDS: Host Intrusion Detection System
NS - High level
HLD: High Power Amplifier/Low Noise Amplifier/Diplexer
DAN - wait
HLD - High Lifting Device
HLDR - Holder
HLFC - Hybrid Laminar Flow Control
HLS - High Lift System
HLTY – Healthy
HM – Hold Pattern with Manual Ending
HMC - Hydromechanical Control
HMC - Hydraulic Monitoring and Control
HMCA - Hydraulic Monitoring and Control Application
HMCRF: remote hydraulic monitoring and control function
HMDU - Hatrack mounted display unit
HMI - Man-Machine Interface
HMU - Hydromechanical Dosing Unit
HMU - Hydromechanical Unit
HNDRL - HANDRAIL
HOR - Open Verification Rod
HOT – High oil temperature
HP – High Pressure
HPA - High Power Amplifier
HPC - High pressure compressor
HPP: hardware pin programming
HPR - High Power Relay
HPT - High Pressure Turbine
HPTACC: High Pressure Turbine Active Backlash Control
HPTC: high pressure turbine clearance
HPTCC: High Pressure Turbine Case Cooling
HPTCC: High Pressure Turbine Backlash Control
HPTR - High Pressure Turbine Rotor
HPU - Front Projection Unit
VPH: HP purge valve
HRP - Horizontal Reference Plane
HRU - Highly Resistive Junction
HS - High Speed
HSD: high speed data
HSDU - High Speed Data Unit
HSI - Horizontal Situation Indicator
HSMU - Hydraulic System Monitoring Unit
HSMU - Hydraulic System Management Unit
HSU - HUD Visor Unit
HTG – Warming up
HTR - Heater
HUD: display frontal
HUDC: front display computer
HUMIDIF - Humidification
AT - High Voltage
HVOF - High Velocity Oxygen Fuel
HVPS: High voltage power supply
HXX - Hydraulic heat exchanger
LENGTH - Hydraulic

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EU

I/O - Input/Output
I/P – Input
I/P - Interception Point
I/P - Interception Profile
IAE - International Aeronautical Engines
IAF - First Approach Solution
IAS - Indicated speed
IASC - Integrated Air System Controller
GO - INITIATE BITE
IBLC - Inter-Bus line contactor
IBU - Integrated Ballast Unit
ICA - Instructions for Continuing Airworthiness
ICC - Integrated Change Control
ICD - Interface Control Document
ICP - Integrated Control Panel
ICPS - Integrated Control Panel System
ICU - Isolation Control Unit
ICU control unit - IGGS
ICY - Intercambialidade
ICY-CS - Interchangeability Compliance Sheet
ID - Inside diameter
DNI - Identification
IDENT - Identification
IDENT - identifier
IDENTIFY - To identify
IDG: Integrated Drive Generator
IDLS - Internal Door Locking System
IDU - Interactive Display Unit
YES - Initial solution
IFE – Entertainment on board
IFEC - Onboard Entertainment Center
IFPA: Flight Performance Application
IFR - Instrument Flight Rules
IFS - Internal Fixed Structure
IGA - Intermediate Gain Antenna
IGB - Input Gearbox
IGDS - Inert gas distribution system
IGGS - Inert Gas Generation System
IGN - Ignition
IGSC - Inert Gas System Control
IGV – Entry Guide Pallet
IGWI – Integrated kitchen heater
ESO - Lighting
ILS - Instrument Landing System
IM - Internal Marker
IMA – Integrated Modular Avionics
IMACS - Aircraft-Ground Information Management Communication System
IMCC: Common Information Management Chassis
IML - Integration Maintenance Fee
IMM – Immediate
IMMR - Integrated Multimode Receiver
IMR - Monitoring relay with latch
IMU - Inertial Measurement Unit
INB - Input
INBD – Intraborda
INC - Increase
IND – Indicator
INDEP – Independent
INDG - Indicating
INFORMATION – Information
INHIBIT - Inhibit
INIB – Inibido
INIB - Inhibition
INIT - Initial
INIT - Initialization
INOP – Inoperativo
INR - Internally
INRTL - Inertial
INS - Inertial Navigation System
INST – Instinctive
INST - Instrument
INSTL - Installation
ISLAND - Islands
INSUL - Isolation
ISLAND - Insulator
INT-Interior
INTCP - Interception
INTEG – Integral
INTEG – Integrally
INTERCOM - Intercommunication
Interface INTFC
INTL - Internal
INTLK - Interlock
INTMD - Intermediate
intermittent INTMT
INTPH – Intercom
INTRG – Interrogate
INTRG – Interrogator
INTRPT - Interrupt
INV - Investor
IOM: input/output module
IP - Intermediate Pressure
IP - Internet Protocol
IPC - Illustrated Parts Catalog
IPCOM: Internet Protocol Communication
IPCU - Ice Protection Control Unit
IPCV - Intermediate Pressure Check Valve
IPDU - Ice Protection Data Unit
IPPU - Instrumentation position taking unit
IPRAM: integrated pre-recorded announcements module
IPSM - Intelligent Power Module
IPTCC - Intermediate Pressure Turbine Housing Cooling
IR - Inertial Reference
IRD - Integrated Receiver Decoder
IRDC - Interface Remote Data Concentrator
IRDM: Integrated Receiver Decoder Module
IRP - Integrated Replenishment Panel
IRS - Inertial Reference System
ISA - International Standard Atmosphere
ISB - Inspection Service Bulletin
ISDN - Integrated Services Data Network
ISDN – Integrated Services Digital Network
ISDPL: Inadvertent Slide Deployment Prevention Light
ISIS: Integrated reserve instrument system
ISM - Light sensor module
ISM - In-Service Monitoring
ISO - International Organization for Standardization
ISOL - Insulation
ISP: built-in static probe
ISPS: In-seat power supply
ISPSS in-seat feeding system
ISPSU - In-seat power supply unit
ITP - Trail procedure
IUL: light in use
IV - Isolation valve
IVASEB – Electronic Box with Integrated Video and Audio
IVS - Vertical Inertial Speed
IWDL: Internal Wireless Data Link

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(Video) How to IDENTIFY an AIRBUS from a BOEING? Airplane Spotting 101 by CAPTAIN JOE

j

JAM – Jammed
JAM - Interference
JAR - Joint Aviation Requirements
PEC – Jeppesen
JFGW - Final Gross Weight of Launch
JID – Database on board Jeppesen
JITX: Jeppesen X Embedded Toolkit
JTSN - dropped
JUNCTN – Cruce

k

KANDU – Ku/Ka Band Aircraft Network Data Unit
KBD-Keyboard
KCCU - Keyboard and Cursor Control Unit
KFS – Kaspersky File System
KPP: key process parameter
KRFU - Ku/Ka Band Radio Frequency Unit
KU - Keyboard Unit

eu

E - Left
G - Length
L/G - Landing Gear
L/HIRF – Lightning/High Intensity Radiated Fields
LA – Linear Accelerometer
LAF - Load Relief Function
LAILA – Washbasin Interface and Light Adapter
LAMM - Lights, Audio and Miscellaneous Module
LAN - Rede Local
LAO - Side Air Outlet
LAT – Lateral
LAT – Latitude
LAV - I will wash
LBA: Logical Bus Application
LBA - Rear Lower Left
LBC – Local Booking Code
LBF - Lower Left Forward
LBP - Lower Left Plug
LC: line contactor
LCA: life cycle assessment
LCD: liquid crystal cloth
LCDT - Load Compressor Discharge Temperature
LCF - Left Central Fuselage
LCH - Trava
LCIT: load compressor inlet temperature
LCN - Cargo Classification Number
LCP: local control panel
LCTR - Locator
LD - Lower Deck
CABIN LD - Lower Deck Cabin
LD GALY - Lower Deck Kitchen
LD LAV - Lower Deck Bathroom
LDC - Local Door Controller
LDCC - Lower Deck Cargo Compartment
LDF - Lower Deck Installations
LDG - Landing
LDM: LED driver module
LDMCR - Mobile Rest for the Crew on the Lower Deck
LDPA: Landing Performance Application
LDS - Dock Station para Laptop
LDSF: Lower Deck Watchdog Function
LDSS: Lower Deck Surveillance System
LE – Vanguard
LED: light emitting diode
LEHGS - Local Electro-Hydraulic Generator System
LEO – Low Earth Orbit
RSI - Leading Edge Rib
LF - Low Frequency
LGA - Low gain antenna
LGCIS - Landing Gear Control Indication System
LGCIU - Landing Gear Interface and Control Unit
LGCM - Green Light Communication Manager
LGERS - Landing Gear Extension and Retraction System
LGL – LED Gobo Light
LGMS - Landing Gear Management System
LGMS - Landing Gear Monitoring System
LGWS. – Landing Gear Axis Surveillance System
LE – left hand
LIB – Speaker and indicator box
LIM - Limit
LIM - Limitation
LIM - Limiter
LIM - Limitation
LIQD - Net
LIS: Locator Inertial Smoothing
LKD – Blocked
LKG - Blocking
LKSHFT - Shaft Lock
LL – Latitude/Longitude
LLA: foot light adapter
LLS - Liquid Level Sensor
LMES - Loss of main power supply
LMF - Local Maintenance Function
LMP - center left plug
LMS - Leak Measurement System
LNA - Low Noise Amplifier
LNG - Wide
LNR - ruler
low low
LOC - Locator
BLOCK - Block
LENGTH - Length
LARGO – Longitudinal
LONGN – Longeron
LOP - Low oil pressure
LOPA - Passenger Accommodation Plan
LOS - Restroom busy signal
LP - Low pressure
LPC - Low Pressure Compressor
LPCNG – New Generation LPC
LPT - Low Pressure Turbine
LPTACC: Low Pressure Turbine Active Backlash Control
LPTC: Low pressure turbine headroom
LPTCC: Low Pressure Turbine Housing Cooling
LPTCC: Low Pressure Turbine Backlash Control
LPTR - Low Pressure Turbine Rotor
LPU - Lightning Protection Unit
LPV - Locator Performance with Vertical Orientation
LRE - List of Radioactive and Dangerous Elements
LRI - Replaceable Line Item
LRM: Inline replaceable module
LROPS - Long Range Operations
LRU - Line Replaceable Unit
LS - Landing System
LS speaker
LS - Low speed
LSAP: Loadable software aircraft parts
LSB: least significant bit
LSB - Banda lateral inferior
LSBM: Secure Batch Load Media
LSC - Upload Signature Certificate
LSDS - Load sensing drive bracket
LSI - Large Scale Integration/Integration/Integrator
LSR – Load Shedding Relay
LT - Juice
LTA: upper left rear
LTD – Limited
LTD PLT – Illuminated Plate
LTE – Long term evolution
LTF: top left corner forward
LTG – Lighting
LTM - Livestock Transport Manual
LTP: top left socket
BT - Low Voltage
LVDS - Low Voltage Differential Signaling
LVDT - Linear Variable Differential Transducer
LVL – Nivel
LVO - Low Visibility Operations
LVP - Low Visibility Procedure
LVR – Palanca
LVT - Linear Voltage Transducer
LW - Left
LW - Landing Weight
LWR - Inferior
LWSA: Washbasin water supply set

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METRO

M/L - Ambient lighting
MAC – Medium Streamlined Chord
MACT: Module application configuration table
MAF - Maintenance Access Function
MAG – Magnetic
MAG DEC - Magnetic Declination
MUX PRINCIPAL - Multiplexador principal
MAINTENANCE - Maintenance
MAN-Manual
MAS - Modulated air system
MAT - Multipurpose Access Terminal
MAX - Maximum
MBN - Metallic Union Network
MCA: Major component set
MCA - Central Maintenance Access
MCC - Maintenance Control Center
MCCT Module Common Configuration Table
MCD - Mobile class divider
MCDL: Master Configuration Deviation List
MCDU - Multifunctional display and control unit
MCE - Motor Control Electronics
MCL - Maximum ascent
MCPU - Motor Protection and Control Unit
MCS - Mission Computing Subsystem
MCSU - Mechanical Crash Sensor Unit
MCT - Maximum Continuous Impulse
MCTI: Critical Manufacturing Item
MCU - Master Control Unit
MCU: Modular Concept Unit
MCUR: average cycle between unscheduled removals
MD - Main Deck
MDA - Minimum descent altitude
MDCC - Main deck cargo compartment
MDCD - Main deck cargo door
MDCLS - Cargo Loading System on the Main Deck
MDDU: multipurpose disk drive
MDH - Minimum descent height
MDL - Module
MDR - Multi-Region DBS (Digital Broadcast System) Receiver
MDU - Manual override unit
MEAS - Measurement
MEC - Main Engine Control
MECH - Mechanics
MEC - Mechanics
MECH - Mechanism
WITH - Medium
MEL - List of Minimum Equipment
MEO – Middle Earth Orbit
MEP – Chief Executive Program
MES - Main Engine Start
MET – Meteorological
MEW - Manufacturer's empty weight
MFA - Memorized Failure Annunciator
MFD: display multifuncional
MFG - Manufacturing
MFP: maintenance facility planning
MFP - Multifunctional probe
MFR - Manufacturer
MFS – Multifunctional sensor
MGB - Main gearbox
GMT - Management
MHE - East Magnetic Rumo
MHM - HMI Maintenance Manager
MHN - North Magnetic Heading
MHS - South Magnetic Heading
MHW – west magnetic direction
MI - Magnetic Indicator
MIB - Management Information Base
MICROPHONE - Microphone
MICBAC – Micro-System Bus Access Channel
MEDIUM - Medium
MID - Modification Information Document
MIDU - Multi-Input Interactive Display Unit
MILA – Mini light adapter
MÍN – Minimum
MIP – Placa Master Intercom
MISC – Various
MKR - Marker beacon (radio)
MLA: load-relief maneuver
MLAP - Notebook Maintenance
MLB - Maintenance Record Book
MLC - Ambient Lighting Controller
MLFAP - Panel of Flight Attendants with Ambient Lighting
MLG - Main Landing Gear
MLGB - Main Landing Gear Compartment
MLI - Magnetic Level Indicator
MLIH - Magnetic Level Indicator Housing
MLS - Microwave Landing System
MLW - Maximum Landing Weight
MM - Medium Marker
MMEL - Main List of Minimum Equipment
MMI - Manual Magnetic Indicator
MMR – Multimode Receiver
MNFOLD - Multiple
MOD - Modification
MODLTR - Modulator
LUN – Monitor
LUN - Supervised
LUN – Monitoring
MONMT – Monument
MOR – Modular Roof Rack
MORA – Minimum off-route altitude
MORV - Mixer overpressure relief valve
MOS - Metal Oxide Semiconductor
ITV – Motor
ITV – Motorized
MPD - Maintenance Planning Document
MPDS: mobile packet data service
MPFAP - Multipurpose Panel of Flight Attendants
MPU: Modem Processing Unit
MPV: Manifold Pressure Valve
MPaT - Materials, Processes and Tests
MRB - Maintenance Review Board
MRBR - Maintenance Review Board Report
MRW - Maximum Ramp Weight
MSA - Minimum Safe Altitude
MSB: most significant bit
MSD: mass storage device
MSDS - Material Safety Data Sheet
MSG - Maintenance Steering Group
MESSAGE - Message
MSI: important item for maintenance
MSL - Mean Sea Level
MSL - Maintenance System Fee
MSM - Monitoring System Module
MSN: Manufacturer's serial number
MSTR – Mestre
MSU - Media Server Unit
MSU - Mode Selection Unit (IRS)
MSU - Motor Switching Unit
MSW – Microinterruptor
MTBD: mean time between defects
MTBF: mean time between failures
MTBR: Average time between eliminations
MTBUR: Average time between unscheduled deletes
MTD - Maintenance training device
MTG - Assembly
MTI - Multi Tank Indicator
MTO - Maximum Takeoff
MTOGW - Maximum Gross Takeoff Weight
MTOW - Maximum Takeoff Weight
MTP - Test and Maintenance Panel
MTR: manufacturing tolerance requirement
MTTF: mean time to failure
MTTR: mean time to repair
MTTUR: Average time to unscheduled deletion
MTW - Maximum Taxi Weight
MU - Management Unit
MUX - Multiplex
MUX – Multiplexador
MVDR - Multiple VHF data radio
MVT - Movement
MXR-Mixer
MZFW - Zero Fuel Maximum Weight
Modem – Modulator-Demodulator
Modman – Modem/Administrator

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norte

N-North
N MOS - Negative Metal Oxide Semiconductor
N/A - Not Applicable
N/W - nose wheel
N/WS - nose wheel steering
N1 - Engine fan speed
N1 - Low Pressure Rotor Speed
N1.D - Descent N1
N1.L - Grass N1
N2 - High Pressure Rotor Speed
NAC - Gondola
NAC: nacelle air cooling
NADP - Noise Reduction Exit Procedure
NAI – Nacelle Antihielo
NAIADS – New automatic data exchange over air and inertia
NAIF Instrumentation Function - NSS ACR
NAS - Army and Navy Standard
NASA - National Aeronautics and Space Administration
NATS - North American Telephone System
NAV – Navigation
NAVAID - Navigation Aid
NBCM Normal Brake Control Manifold
NBD - Network Blocking Device
NBF - Network BITE Function
NBPT: uninterrupted power transfer
NBSELV - Standard brake selector valve
NC – Normally Closed
NCD - Without computed data
NCR - NSS Communications Router
NCU - NSS Control Unit
NCU - Network Control Unit
NCV - Nacelle coolant valve
ND - Navigation Screen
NDB - non-directional headlight
NDM - Noise Definition Manual
NDT - Non-Destructive Testing
NEG - Negative
NEO – New engine option
NEOL – Near end of life
NFC: near field communication
NFOV: narrow field of view
NFSI: non-functional standard item
NGV - Nozzle Guide Vane
NHA - Next Superior Assembly
NLG - Nose landing gear
NMI: non-maskable interrupt
NMS - Noise Masking System
NMU - Noise Masking Unit
NO: normal operation
NO: normally open
NORM – Normal
NOVOLRAM: non-volatile random access memory
NRW - Net Recoverable Weight
NS – No smoking
NSA - Southern Aviation Standard
NSCM NATO supply code for manufacturers
NSDW - Non-Specific Design Work
NSI - Non-standard item
NSIU - Nose Static Interface Unit
NSM: network server module
NSS: network server system
NTF – Non-textile floor covering
NTM - Manual of Non-Destructive Testing
NTSC - National Television System Committee
NTWK – Red
NUM – Numerically
NVM: non-volatile memory
NWS: Nosewheel Steer
no number

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O

OR - Open
O/P - Departure
O2 - Oxygen
OAMS: Onboard Asynchronous Messaging Service
OANC: Airport Onboard Navigation Computer
OANS - On-board airport navigation system
OAT - Outside Air Temperature
OBCE - Onboard Control Equipment
OBCE-WW – Onboard Control Equipment – Worldwide
OBOGS - Onboard Oxygen Generation System
OBRM: replaceable module on board
OBS - Omni Bearing Selector
OC - Maritime Authorization
OC - Open Circuit
OC - Overcurrent
OCCPD - Busy
OCCPNT - Occupant
OCED: Operator customized ECAM database
OCM - Outlet Valve Control Module
OCSM: Outlet Valve Control and Sensor Module
OCU - Outlet Valve Control Unit
DE - External diameter
ODMS - Oil Waste Monitoring System
ODR - Carrier Difference Requirement
ODR: on-demand repository
ODSM - Open world data storage module
ODU - Optical Display Unit
OEA - Oxygen Enriched Air
OEW - Operating empty weight
OF - Overfrequency
OFDM - Onboard flight data monitoring
OFF/R – Reset shutdown
OFMV - Oil flow management valve
OFP - Operational Flight Program
OFST - Compensation
OFV - Outlet valve
OFW – Fake Foreign Work
OGV - Vane Departure Guide
OH – opposite hand
OHDS - Overheating Detection System
OHDSL: Overheat detection system light
OHDU - Overheating Detection Unit
OHSC - Upper Storage Compartment
OHU - Optical Head Unit
OIS - Onboard Information System
OIT - Oil inlet temperature
OIT - Onboard information terminal
OK - Correct
OM - External Marker
OMS - Onboard Maintenance System
OMT - Onboard Maintenance Terminal
OMTS - On Board Mobile Telephone System
OOOI - Outside the door, Off the floor, On the floor, Inside the door
OOT - Oil outlet temperature
OP - Operational
OPER – Operative/Operation/Operand
OPM - Optical Module
OPMS - Oil Pressure Monitoring System
OPNG – Opening
OPP – Needed
OPS - Operations
OPSOV - Overpressure shut-off valve
OPT - Great
OPTIONAL - Optional
OPTS - Oil pressure and temperature sensor
OPU - Overspeed Protection Unit
OPU - Overvoltage Protection Unit
OPV - Overpressure valve
ORT - Owner Requirements Table
ORVD: overpressure relief valve with dump function
OS - Operating System
OSCM - Monitoring and Control of the Oxygen System
OSCU - Oxygen System Control Unit
OSF - Open world server functionality
OSFC - Open World Server Roles Cabinet
OSP - Open Software Platform
OTSSU - External Transmission Speed Sensor Unit
OR - Output Unit
DEPARTURE - Departure
OUTB - Output
OUTBD – Outboard
DEPARTURE - Departure
OTHERS – Outside
OVBD - Overboard
OVFL - Overflow
OVHD: overload
OVHT - Overheating
OVLD - Overload
OVPRESS - Overpressure
OVRD - Cancel
OVSP - Overspeeding
OVSTEER - oversteer
OVTEMP - Overtemperature
OWD - Open World Diode
OWD – Swing door
OWS - Open World Shell
OXY – Oxygen

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PAG

purple
B/W - Push button
P/BSW – Button switch
P/C - Printed Circuit Board
P/C - Premium Class
P/N - Part number
P/Y – Premium Tourist Class
PA - Passenger's Address
PADS - Pneumatic Air Distribution System
PARAM – Parameter
PARK – Parking
PAS - Pitch Attitude Sensor
PATS - Passenger air-to-ground telephone system
PAX - Passenger
PB - Processing Board
PBD - Location/Distance
PBE - Respiratory Protection Equipment
PBIT: integrated activation test
PBM – Power Plant Assembly Manual
PBSELV - Parking Brake Selector Valve
PBSW - Button Switch
PC - packet controller
PC - Personal computer
PCB - Printed Circuit Board
PCD - Protection and Switching Device
PCDM: primary contactor controller module
PCDS: primary contactor controller system
PCE - Precooler exchanger
PCM - Power Conditioning Module
PCM - Pulse Code Modulation
PCMCIA - International Personal Computer Memory Card Association
PCOS: electric hood opening system
PCPU: Primary COS power supply unit
PCS - Propulsion Control System
PCT - Probe Compensator Temperature
PCTI: Critical Performance Element
PCU - Passenger Control Unit
PCU - Power Control Unit
PCU - Power Controller Unit
PS - Diagram of principles
PDB - Performance Database
PDCS - Power Distribution Control System
PDFU - Pedal Friction and Damping Unit
PDI - Energy and Data Interface
PDL - Portable Data Charger
PDMC - Power Distribution Maintenance Computer
PDMI: Power Distribution Maintenance Interface
PDMIC: Power Distribution Maintenance Interface Contactor
PDMMF: power distribution monitoring and maintenance function
DOP - Electric door opener
PDOS - Electric Door Opening System
PDT - Dual Probe Temperature
PDU: Power Drive Unit
PE – HP stage air pressure
PED - Portable Electronic Device
PED – Pedestal
PEDMU - Primary Electrical Distribution Management Unit
PEF - Piston extension fairing
PEPDC – Primary Electric Energy Distribution Center
PERFORMANCE - Performance
PERM – Permanente
PERS - Staff
PES - Passenger Entertainment System
WEIGHT: Passenger entertainment system audio player
PESC - PES Controller
PESMMUX - Main Mux of the Passenger Entertainment System
PF - Voo Pilot
PF - Power Factor
PF3D: full format main flight display
PFA - ALTERNATIVE PERMIT
PFC - Primary Flight Control
PFCS - Primary Flight Control System
PFD - Main Flight Display
PFDB - Electrical Floor Disconnection Box
PFIS - Passenger Flight Information System
PFQ - Preselected amount of fuel
PFR - Post Flight Report
PFTU - Pedal feel and pitch unit
PH - Fase
PHARS - Pre-Tension Head Bow Reduction System
PHC - Probe heat computer
PHD - Protruding Head
PHMU - Energy Health Monitoring Unit
PHMU - Surveillance and Health Surveillance Unit
PIESD - Domain of Passenger Information and Entertainment Services
PIM - Programming and Indication Module
PIM – Passive Intermodulation
PIN PROG – PIN programming
PIPC - Illustrated Catalog of Power Plant Parts
PIREP - Pilot Report
PISA - Passenger Interface and Power Adapter
PIU - Passenger Information Unit
PKI: Public Key Infrastructure
PKK - Power Plant Kit
PL - Plate
PLA: power light adapter
PLC: power line communication
PLCRD – Cartel
PLSP: Point Level Sensor Processor
PLU - Power lock unit
PMA - Permanent magnet alternator
PMAT - Portable Multipurpose Access Terminal
PMC: Power Management Control
PMC: power management controller
PMDB - Production Management Database
PMG - Permanent Magnet Generator
PMM – Personalization memory module
PMP-bomba
PMR - Performance Maintenance Recorder
PMS - Specification of processes and materials
PMU - Power Management Unit
PMUX - Power Plant Multiplexer
PN: part number
PNEUMATIC - Pneumatic
PNF - Pilot Without Flight
PNL-Panel
PNR: part number
PNTL – Pizza
POB: brake without pressure
POB - Brake Off
PODD: Passenger Owned Device Domain
POM - Point of Measurement
POR - Adjustment Point
HOLDER – Portable
POS - Position
POT - Potentiometer
POXIP - Oxygen Indication Panel for Passengers
PPOS - Current position
PPSI: preprocessed signal input
PPU - Position Selection Unit
PR - Pressure
PRAM - pre-recorded announcement and music
PRB - Probe
PRE-EMPT - Estimate
PREAMP – Preamp
PRE-COOLING – Pre-cooler
PRED - Forecast
PRED – Preditivo
PREREC - Prerecorded
PRES POS - Current position
PRESEL – Pre-selection
PRESEL – Pre-selector
PRESS - Pressure
PRESS - Pressurization
PRESS - Pressurizar
PREVIOUS - Previous
PRI - Priority
PRIM - City Hall
PRIM - PRIMARY system
PRIM - PRIMARY computer
PMR - Person with Reduced Mobility
PROC - Procedure
PROCSR - Processor
PROF - Profile
PROG – Program
PROG - Programming
PROJ – Projector
PROM: programmable read-only memory
PROT - Protection
PROX - Proximity
PRPHL - Peripheral
PRR - List power relay
PRSOV – Pressure shut-off and regulation valve
PRSRZG - Pressurization
PRV - Pressure regulating valve
PSA - Passenger Service Adapter
PSB – Power supply board
PSCU - Proximity Switch Control Unit
PSD - Protected Switching Device
PSDU - Power Supply Decoupling Unit
PSIC: Proximity Sensor Interface Board
PSIU - Passenger Service Information Unit
PSM - Pressure sensor module
PSS - Passenger Service System
PSSTR - Preliminary Technical Review of Supplier Selection
UPA - Passenger Service Unit
PSU - Power Supply Unit
EN – Point
PTC - Positive Temperature Coefficient
PTP - Programming and Test Panel
PTR: press to reset
PTT: pressure for tester
PTT: press to talk
PTU - Energy Transfer Unit
PU: parts use
PU – Collection
UP - Processing Unit
Portfolio - Surcharge
PVC - Polyvinyl chloride
PVI - Paravisual Indication
PVIS - Passenger Visual Information System
PW-Pratt & Whitney
PWCU - Drinking Water Control Unit
PWIP - Potable Water Indication Panel
PWM - Pulse Width Modulator
PWR - Power
PWS - Potable Water System
PWS - Predictive Wind Shear
PWSP - Potable Water Service Panel
PXE: Preboot Execution Environment
PYL - Pestle

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q

Q - Launch Rate
QAD: quick connect and disconnect
QAM - Quadrature Amplitude Modulation
QAR: Quick Access Recorder
QAT – ARINC Quad Transmitter
QCCU - Quantity Calculation Control Unit
QD – Quick Placement
QEC - Quick change mechanism
QFRP - Quartz Fiber Reinforced Plastic
QMU - QAM Modulator Unit
QUANTITY - Quantity

R

R-Red
R-Right
R-LMF: right side local maintenance function
R-MAX: Update Maintenance Changer
R-OMS: right-hand on-board maintenance system
R/C - Ascension Rate
R/D - Rate of descent
R/I - Radius/Inertial
R/I - Removal/Installation
R/L - Reading Light
R/T - Radio Transmission
RA – Radio Altimeter
RA - Radio Altitude
RAAS - Runway Warning and Warning System
RAC: Active Rotor Clearance
RACA – Ram Air Channel Actuator
RACC: Rotor Active Play Control
RACSB: Rotor Active Backlash Start Bleed
RAD - Radio
RADIUS: Remote Authentication Dial-in User Service
RADVR – Random access digital video player
RAI: RAM air intake
RAIMS - Integrated Radio and Audio Management System
RALS - Aircraft Registration and Location System
RAM: random access memory
RAO - RAM Air Outlet
RAT - Turbina Ram Air
RATC - Remote Air Traffic Control
RB - Resource Bite
RBA: lower right corner aft
RBCU - Brake remote control unit
RBF - Lower Right Forward
RBP - Bottom right plug
RBPU - Rudder and Brake Pedal Unit
RC – Repetition Tap
RCC - Remote Charge Converter
RCC - Remote Control Center
RCCB - Remote Control Circuit Breaker
RCCBM - RCCB Module
RCD - RAAS Configuration Database
RCDR – Recorder
RCF - Right Central Fuselage
RCL - Recovery
RCP - Reverse Current Protection
RCPT - Receptacle
RCPTN - Reception
RCS - Radiocommunications System
RCT - Rear Central Tank
RCVR - Receptor
RCVY - Recovery
RCZ - Rear center zone
RD - Retro Design
RDC - Remote Data Concentrator
RDL – Resident Data Loader
UDR - Receiver Decoding Unit
RDY – Lista
read - reading
RECIRC – Recircular
RECIRC – Recirculation
RECONF - Reconfiguration
RECT - Rectifier
RED - Reduction
REDCR - Reducer
REDUND – Redundancy
REF - Reference
REFUELING - Refueling
REG – Regulator
REGUL - Regulation
REIC: Resettable ETOPS Isolation Contactor
REL - Release
REL - Reluctance
REM - Representative model
REP - Repository
RES - Resistance
RIGHT – Retreat
RETRD - Retracted
REV – Reverse gear
REV - Revise
REV - revision
REW - Recoverable Empty Weight
RF - Radio Frequency
RFC - Request for Change
RFI - Radio Frequency Interference
RFI - Request for Information
RFID: Radio Frequency Identification
RFU - Radio Frequency Unit
RFW - Work Request
RGAU - Rate Accelerometer and Gyroscope Unit
HR - Right Hand
RHEO – Reostato
RHL - Rudder Hinge Line
RIM - Rear Interface Module
RIU – Recorder Interface Unit
RLA: reverse lever angle
RLD - Required landing distance
RLF-Relief
RLY – Relé
RMF - Rear Mount Fairing
RMI - Radio Magnetic Indicator
RMO - Retrofit Modification Offer
RMP - Radio and Audio Management Panel
RMP - Radio Management Panel
RMT – Remote
RNG - Alcance
RNLG – Reinforced nose landing gear
RNP - Required Navigation Performance
ROLR – Rolo
ROLS - Remote oil level sensor
ROM: read-only memory
ROP: runway overflow protection
ROPS: lane overtaking prevention system
ROT - Runway occupation time
ROTG – Rotary
ROW - Overtaking warning at the end of the lane
RPCU - Residual Pressure Control Unit
RPDR – Player
RPF - Report Processing Function
RPF - Rear Pylon Fairing
RPLNT - Repellent
RPSA - Rotary Pressure Sensor Assembly
RPTG – Repeat
RPTR – Repeater
RQRD - Required
RR - Rolls Royce
RRU - Register Release Unit
RS - Rear spar
RSC - Removable Structural Component
RSM - Removable SIM module
RSS – Receiver Surveillance System
RST - Reboot
RSV – Reserva
RSVR - Reservoir
RTA - Time of Arrival Required
RTA: top right aft
RTBC - Battery Contactor Refueling and Towing
RTC – Return to cockpit
RTE - Route
RTF: top right to front
RTM - Real Time Monitoring
RTN – Return
RTNC - Refueling and Towing in the Normal Contactor
RTO - Takeoff Rejected
RTOLW – Regulatory Takeoff and Landing Weight
RTOW - Regulatory Takeoff Weight
RTP - Top right plug
RTR: router
RTRY – Rotary
RTS - Return to seat
RTT - Return to the Tank
RTU - Radar Transceiver Unit
RUD - Leme
RVCP - Remote Video Control Panel
RVDT - Rotary Variable Differential Transducer
RVR: visual range gives clue
RVSM - Reduced Minimum Vertical Separation
RVT – Rotary variable transformer
RW - Extreme Right
RWDS - backwards
ROY – Catwalk
RX - Receive

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(Video) Pilot’s Shocking UAP Sightings & What This Means For Aviation - w/ Mark Hulsey | Merged Podcast EP 2

S

S – Minimum blade retraction speed (EFIS)
Son
S/C - Climb stairs
S/D - Stepped descent
S/MECH - Shortening Mechanism
Y/N: serial number
S/W-Software
SA - Stress Analysis
SACL – Standalone Content Loader
SACU - Autonomous Clearing Unit
SACU - Semiautomatic Control Unit
SAD - Stress Analysis Data
SAE - Society of Automotive Engineers
SAF - Security
SAGB - Gearbox for one side
SAL: system address label
SALSA - Dot Matrix Light Source Adapter
SAM - Stress Analysis Manual
SAOHE – Surface air/oil heat exchanger
SAR: ACMS Smart Recorder
SAS - Secondary Air System
SAT - Static air temperature
SATCOM – Satellite communication
SAV - Start Air Valve
SB - Service Bulletin
SBB: fast long band
SBIT - Information Transmission Service Bulletin
SC - Simple Bell
SCAV - Scan
SCE – Source
SCG - System Configuration Guide
SCI: secure communication interface
SCM: SDU configuration module
SCN - Specification Change Notice
SCS - Supplementary Cooling System
SCU: supplementary control unit
SCU - System Control Unit
SD - System Fabric
SDAC: System Data Acquisition Concentrator
SDAC - Analog System Data Converter
SDCU - Smoke Detection Control Unit
SDF - smoke detection function
SDL: simple data loader
SDM - Smart Diode Module
SDN - System Description Note
SDOF - Single Degree of Freedom
SDS - Humus Detection System
SDT: smart data loading tool
SDU - Satellite Data Unit
SDW - Specific Project Work
SE - Simplified English
SE - Section
SEAL - Sealed
SEB - Electronic Seat Box
SEC - Secondary
SEC - Secondary Computer
SEC - Spoiler lift computer
SECT - Section
SEL - Select
SEL - Selected
SEL - Selection
SEL selector
SELCAL - Selective Call
AUTO - Selector valve
SEMR: system equipment maintenance requirements
SEPDC – Secondary Electric Power Distribution Center
SEQ - Sequence
SEQ - Sequential
BE - Serial
SER - Serial number
SES - Summary of Support Teams
CONFIGURE - Configuration
SFAR - Special Federal Aviation Regulation
SFC - Specific Fuel Consumption
SFCC - Slat Flap Control Computer
SFE - Seller Provided Equipment
SG – Initialization Generator
SGCU - Smart Kitchen Control Unit
SGCU - Starter Generator Control Unit
SGSC: Removable Earthing Service Contactor
SGU - Symbol Generator Unit
SH ABS - Shock Absorber
COVERAGE – Throwable
COVER - Dumping
SHLD - Shield
SHLD - Shielding
SHR PN - Safety pin
SHT – Lottery
YES - Slip Indicator
SIC: system isolation contactor
SICU - System Interface Control Unit
SID - Standard instrument output
SIG - Sinal
SIL: speech interference level
SIL - Service Information Letter
YES - Simulation
SIM - Subscriber Identification Module
SIR - Service Identification Request
SIRU - Secure Interface Router Unit
SIS - Independent Identification System
SITR - Technical Reference for System Installation
SIU - Server Interface Unit
SKT - Base
SL ALI - Safe Life Airworthiness Limiting Elements
SLA: focus adapter
SLC - Starting Line Contactor
SLCA - Simplified Life Cycle Assessment
SLD – Diapositiva
SLD - Sliding
SLT - Old
SM - Standards Manual
SMC: System Manager Controller
SMEL: seat mounted emergency light
SMK – Humor
SMKG – Smoking
SMM - System Management Module
SN - Serial number
SNGL – Simples
SNMP - Simple Network Management Protocol
SNSG - Detection
SNSR-Sensor
so disconnected
SOL - Solenoid
SOMF: structural overload monitoring function
SOV - Shut-off valve
SPB - Seat Electrical Box
SPC - Smart PCMCIA Card
SPEED - Speed
SPDB - Secondary Power Distribution Box
SPECIFICATION - Specification
SPKR – Altavoz
SPL - Sound Pressure Level
SPLR - Spoiler
SPLY – Suministro
SPM - Signal Processing Module
SPM - Standard Practice Manual
SPP - Software Pin Programming
SPP-BA: SPP Broadcasting Application
SPPU - Station Position Selection Unit
SPR - Savings
SPRDR - Spreader
SPS - Seat power supply
SPSS - Seat power system
SPST – Simple Single Pole Launch
SPU - Starting Power Unit
QS – Silence
SRF – Aircraft Condition and Service Parameter Reporting Function
SRI - Identification of Aircraft Structural Repairs
SRM - Structural Repair Manual
SRPS - Secure Redundant Power Supply
SRPSU - Slide-release power supply unit
SRPU - Safe Redundant Power Unit
SRS - Speed Reference System
SRU - Store replaceable unit
SSA - Side Slip Angle
SSB – Single Side Band
SSCVR - Solid State Cockpit Voice Recorder
SSEC: static font bug fix
SSFDR - Solid State Flight Data Recorder
SSID: Service Set Identifier
SSM - Subscription Status Matrix
SSMM: Solid State Mass Memory
SSP: system signal processor
SSPC - Solid State Power Controller
SSTDU: side lever transducer and damping unit
SSTU: Side Lever Transducer Unit
SSU: Side Lever Unit
STA - Station
STAB – Stabilizer
STAR: default arrival route to the terminal
STATE – Static
WAIT – waiting
STANDARD - Standard
STELLA - STair electric light charging adapter
STGR – Longarina
STL - System Torque Limiter
STR - Stringer
STR - Specific Tolerance Requirement
STRG - Address
STRK – Cerebrovascular accident
STRM: Safe Open and Travel Resident Memory
STS - Status
STWG - Summer
SUCT - Suction
SUPPLY - Complementary
SUPPR – Suppressor
SURF - Surface
SV - Servo valve
SVA - Stator Vane Actuator
SVCE - Service
SVO-Servo
SVS – Synthetic vision system
Interruptor SW
SWTG – Switching
SYNCHRONIZATION - Synchronization
SYNC - Synchronize
SYNTHR – Synthesizer
SIS - System
SyDMP - System Design Modification Plan
SyDPAP - Systems Development Plan and Process Assurance
SyFAR - FAL System Acceptance Review
SyFFR – System First Flight Review
SyPDR: Preliminary system design review
SyPR: System Planning Review

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T

T - Adjust
T - Giro
T- True
T-R – Transmissor-Receptor
Take off
T/C – Top of the climb
T/D - Top of the descent
T/F – Track de un Waypoint Fijo
T/R - Impulse Reverser
T/TISS - Integrated Traffic and Land Surveillance System
T2C - HP compressor inlet temperature
T2CAS - Traffic and Land Collision Prevention System
T54 - Low pressure turbine inlet temperature
TA - Traffic warning
TAC - Shooting Assistance Camera
TACAN - Tactical Air Navigation
TACH - Tachometer
TACS - Shooting Assistance Camera System
TOUCH – Tactical
TADD: compensated air drive device
TAS - True airspeed
TASE - Training Areas of Special Emphasis
TAT - Total temperature
TAWS - Terrain Alert and Awareness System
TB - Terminal Block
TB - To be confirmed
TBO - Time between revisions
TBV: Transient Bleeding Valve
TC - HP Turbine Housing Pressure
TC - Theoretical Contour
TC - Thermocouple
TCA - Throttle Control Assembly
TCAF - Turbine Cooling Air Front
TCAM: Turbine Cooling Air Medium
TCAP - TCAS Resolution Warning Prevention
TCAR - Rear Turbine Cooling Air
TCAS - Traffic Alert and Collision Avoidance System
TCC - Thrust Control Computer
TCC: Turbine housing cooling
TCC: turbine clearance control
TCG: Time corrected gain
TCIU - Telephone Communication Interface Unit
TCM - Impulse Control Malfunction
TCS - Temperature Control System
TCU - Throttle Control Unit
TCU - Cargo Transport Unit
TDB - Terrain Database
TDC - Top Dead Center
TDS - Technical Data Sheet
TE - HP stage air temperature
TE – Trailing Edge
TEC - Turbine Exhaust Box
TED - Drawing tools and equipment
TEFO - Total Engine Shutdown
TEI - Tools and Equipment Index
TELECOMMUNICATIONS – Telecommunications
TEM - Tools and Equipment Manual
TEMP - Temperature
TEO - Engine oil temperature
TER – trailing edge rib
TFTS - Ground Flight Telephone System
TFU - Technical Follow-up
TGCU – GPRS / UMTS Terminal Client Unit
TGT - Alvo
TGT - Turbine Gas Temperature
THD - Total Harmonic Distortion
THERAPY - Therapeutics
THR - Impulso
THRM – Thermal
THRMST - Thermostat
THROTTLE - Throttle
THROTTLE SELECTOR - Throttle Pusher
THRSH – UMBRAL
THS - Cuttable Horizontal Stabilizer
THSA - Cuttable horizontal stabilizer actuator
TIC: Turbine Impact Cooling
TIT - Turbine inlet temperature
TIU - Terminal Interface Unit
TIV - Temperature Isolation Valve
TK - Tank
TKE: tracking angle error
TLA: Throttle Lever Angle
TLC - TR line contactor
TLCS: car lift and transport system
TLS - Transcowl Lock System
TLS - Trolley Lifting System
TLU - Travel Limitation Unit
TLV - Tertiary Block Valve
TM - Torque Engine
TM - Transportability Manual
TMLB - Technical and Maintenance Record
TMR – Horas
TOGA – Takeoff/Go-around
TOGW - Gross Takeoff Weight
EFFORT – Appearance
TOL - Tolerance
TOMCONF – Multiple Takeoff Configuration
TOPA - Takeoff Performance Application
TOS - Takeoff Guarantee
TOTAL - Total
TOWING - Takeoff Weight
TPIC - Tire Pressure Gauge Computer
TPIS - Tire Pressure Indicator System
TPR: turbofan power rating
TPS – Temporal Protection System
TPU - Terminal Processing Unit
TR - Impulse Reverser
TR - Rectifier Transformer
TR-transistor
TRA - Accelerator Resolution Angle
TRANS - Transition
TRANSLG – Translate
REAR - Reverse thrust drive system
TRC - Impulse Evaluation Computer
TRDV - Thrust Reverse Directional Valve
TRF - Turbine Rear Structure
TRGT - Target
SHOT - Trigger
TRK - Track
TRLY – Car
TROPO – Tropopause
TRP - Boost Rating Panel
TRPU - Impulse Reversal Power Unit
TRPV - Thrust Reversal Pressurization Valve
TRQE - Torque
TRV – Travel
Sensor TS TCU
TSA - Throttle sensor angle
TSAS - Temperature Secondary Air System
TSD: Troubleshooting Data
TSF: Troubleshooting function
TSFC: Impulse Specific Fuel Consumption
TSM – Troubleshooting Manual
TSP - Tank Signal Processor
TSPA - Tank Signal Processor A
TSPB - Tank B Signal Processor
TSU - Torque Sensor Unit
TT - Tank Adjustment
TTL - Transistor Transistor Logic
TTOL – Taxi, Takeoff and Landing
TTS - Compensation tank system
TU - Threading Unit
TUCD - Thermostat unit control device
TURB - Turbine
Turbulence
TURB - Turbulent
Television – Television
TVBC: cooling of turbine blades and blades
TWDC: Tank Wall Data Concentrator
TWLU: Wireless LAN Terminal Unit
TX – Transmit
TYPICAL - typical

come back up

you

U/FLOOR - Under the floor
AND IS. u.: unusable
UADF - User Application Definition File
UD - Tampa Superior
UDCC - Upper Deck Cargo Compartment
UDCD - Upper Deck Cargo Door
UDP - User Datagram Protocol
UEB – Electronic box under the seat
UERF: Motor rotor fault not contained
UF - Underfrequency
UHF - Ultra High Frequency
UICDL: UI Configuration Download List
ULA - Universal Light Adapter
ALU M - Universal light adapter module
ULB - Underwater Locator Beacon
ULD: unit load device
ULLI – LED under step light
UMS: User Modifiable Software
UMTS – Universal Mobile Telecommunications System
IMBALANCE - Imbalance
IMBALANCE - Unbalanced
and below
UNDER PRESSURE - Low pressure
UNIV-Universal
UNLOCK - Unlock
UNLKD – Unlocked
UPLK - Lock
UPLKD – Unlocked
UPPR – Superior
UPR – Superior
USB: universal serial bus
USB – Banda lateral superior
UTC - Coordinated Universal Time
UV - Ultraviolet
UV - low voltage
UWBS: Universal Wireless Backbone System

come back up

V

Valve V
V/S - Vertical Speed
VAC - Alternating Current Voltage
VOLUME - Empty
VAFN - Variable Area Fan Nozzle
VAR variable
WHERE – Variation
VBV - Variable Bleed Valve
VC – Ventilation Controller
VCC: video control center
VCI: Video Control Insertion
VCM – Video Camera Module
VCO - Voltage Controlled Oscillator
VCP: video control panel
VCRU - Vapor Cycle Refrigeration Unit
VCS - Ventilation Control System
VCU - Video Control Unit
BUT: BUT virtual
VDC - Direct Current Voltage
VDEV – Desvio Vertical
VDHM - Variable Displacement Hydraulic Motor
VDL - VHF data link
VDR - VHF data radio
VDU - Video Display Unit
VE – Virtual Team
SPEED - Speed
VENTILATION - Ventilation
VERTE - Vertical
VFG - Variable Frequency Generator
VFR - Voo Visual Rules
VG – vertical gyroscope
VG - Earth Terminal Module
VGM – Versatile graphics module
VHCU - Versatile Heating Control Unit
VHDU – versatile heating data unit
VHF - Very High Frequency
VHV - Very High Voltage
VIB - Vibration
VIGV – Variable Entry Guide Vane
VIMU - Video Multiplexer Unit
VL – Enlace virtual
VLF - Very Low Frequency
VLV valve
VM - Voltmeter
VMU - Video Modulator Unit
VN - Grounding point
VOD: video on demand
VODDSU – VOD data server unit
VODMU - VOD Modulator Unit
VODSU – VOD Server Unit
VOL - Volumen
VOR - VHF Omnidirectional Range
VORV - Variable Oil Reduction Valve
VQAR – QAR virtual
VR - Rotation speed
VRU - Video playback unit
VSB - Supplier Service Bulletin
VSC - Vacuum System Controller
VSCF – Variable Speed Constant Frequency
VSEB Video Seat electronic box
VSI - Vertical Speed Indicator
VSV - variable stator vane
VSVA - Variable Stator Vane Actuator
VSWR - Standing Wave Voltage Ratio
VTP - Plano vertical vertical
VTR - Videotape player
VTS - Vacuum toilet system
VU – Virtual Unit
VV - Velocity Vector

come back up

C

W-Oeste
W-Blanco
WABSIC: integrated wheel and brake system component
WACS: Wireless communication system for airports
WATER - Antifreeze
WAP: wireless access point
NOTICE - Notice
WBA - Weight and Balance Application
WBBC: Calculation of weight and counterweight
WBC: Weight and Balance Computer
WBM - Weight and Balance Manual
WBS - Weight and Balance System
WD - Notice Fabric
WD - such a figure
WD - Wiring Diagram
WDB - Wall Disconnect Box
WDM - Electrical Diagram Manual
WFOV: wide field of view
WG - Fios Group
GT Sub
WGD: Windshield Orientation Screen
WGDC - Windshield Guidance Display Computer
WGDS: Windshield Guidance Display System
WGL - Wireless Land Link
WHC - Window heating computer
WHL - Roda
WINDML – Windmills
WIP – Wing Ice Protection
WIPCU - Water Freeze Protection Control Unit
WIPDU - Water Freeze Protection Data Unit
WIPS - Wing Ice Protection System
WLAN: wireless local area network
WLC: lower cover yes so
WLDP - Warning light display panel
WLG - Wing Landing Gear
WLM - Wireless LAN Manager
WLU: wireless LAN unit
WMEL - Wall mounted emergency light
WOJ – Weight in Cats
WOW – Weight on Wheels
WPT – Waypoint
WRCS - Fast windshield cure system
WRDC - Wheel Data Remote Concentrator
WRG - Wiring
WRK – Work
WRK – Working
WS - Wireless System
WSC – Shutter controller
WSCS - Wheel Steering Control System
WSHLD - Windshield
WSSG - Alert System Symbol Generator
WEIGHT - Weight
WTB - Wingtip Brake
WTR - Water
WX – Weather Mode (ND)
WXR – Weather Radar
WoffW – Weight outside the wheels

come back up

x

X-Cruz
X - Transexual
X PURGE – Cross bleed
FEED X - Cross feed
X LINE – cross line
VALVE X - Cross valve
X-TALK – Diafonia
XBAR – traverse
XCHECK – Cross check
XCVR – Transceiver
XDCR - Transducer
XFMR – Transformer
XFR - Transfer
XING – Cruce
XLOAD – Cross load
XLTR – Translator
XMSN – Transmission
XMTR – Transmitter
XPDR – Transponder
XWIND – Crosswind

Y

and yellow
Y/C – Economy Class

Z

Z: Greenwich Mean Time
Zone Z
ZC - Zone Controller
ZFCG - Center of Gravity with Zero Fuel
ZFW - Zero Fuel Weight

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eADL: Improved Airborne Data Loader
hPFD: Harmonized primary flight display

Note: For educational purposes only.

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Airbus Abbreviations for Pilots and Aeronautical Engineers - AviationHunt (2023)

list of abbreviations

A

B

C

D

mi

F

GRAMS

H

EU

j

k

eu

METRO

norte

O

PAG

q

R

S

T

you

V

C

x

Y

Z

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