AIRCRAFT ABBREVIATIONS

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daN Load (DecaNewton)
dB Decibel
dB(A) A-Weighted Decibel
D/A Digital to Analog
D/D Engine Out Drift Down Point
D/LNA Diplexer/Low Noise Amplifier
D/O Description and Operation
DA Drift Angle
DABS Discrete Address Beacon System
DAC Digital to Analog Converter
DAC Drawing Aperture Card
DADC Digital Air Data Computer
DADS Digital Air Data System
DAF Damping Augmentation Function
DAR Digital Aids Recorder
DAR Digital ACMS Recorder
DAR Digital AIDS Recorder
DAS/STC Designated Alteration Station/Supplemental Type Certific
DB Data Base
DB Decibel
DBBS Data Base Bulletin Service
DBD Data Basis for Design
DBLR Doubler
DC Direct Current
DCD Data Control and Display
DCD Decode
DCD Double Channel Duplex
DCDR Decoder
DCDU Datalink Control and Display Unit
DCS Designated Certification Specialist
DCS Direct Current Supply
DCS Double Channel Simplex
DCU Direction Control Unit
DCV Directional Control Valve
DCVR Direct Current Voltage Ratio
DDA Digital Differential Accumulation
DDCU Dedicated Display and Control Unit
DDI Design Drawing Instruction
DDI Documentary Data Insert
DDM Difference in Depth of Modulation
DDM Digital Data Module
DDP Declaration of Design and Performance
DDRMI Digital Distance and Radio Magnetic Indicator
DDTS Digital Data Technology Standards
DDV Direct Drive Valve
DEC Declination
DECEL Decelerate
DECR Decrease
DEDP Data Entry and Display Panel
DEF Definition
DEFDARS Digital Expandable Flt Data Acquisition & Recording Sys
DEFL Deflect
DEG Degree
DEL Delay Message
DEL Delete
DEL BY Deleted by
DELTA P Differential Pressure
DEM Digital Electronic Module
DEMOD Demodulator
DEP Data Entry Panel
DEPLD Deployed
DEPRESS Depressurization
DEPT Department
DES Descent
DES Digital Equipment Simulator
DEST Destination
DET "Detection, Detector"
DETNG Determining
DEU Decoder/Encoder Unit
DEV Deviation
DEVN Deviation
DEW Delivery Empty Weight
DEX Access Demanded
DF Direction Finder
DFA Delayed Flaps Approach
DFDAU Digital Flight Data Acquisition Unit
DFDR Digital Flight Data Recorder
DFDRS Digital Flight Data Recording System
DFIDU Dual Function Interactive Display Unit
DFT Drift
DG Directional Gyro
DGAC Direction Generale de lAviation Civile
DGI Digital Input
DGO Digital Output
DGTL Digital
DH Decision Height
DI Data Input
DI Deicing
DIA Diameter
DIAPH Diaphragm
DIFF Differential
DIM Dimension
DIM Dimming
DIM Direction Input Module
DIPLXR Diplexer
DIR "Direct, Direction, Director"
DIR "Direction, Direct, Director"
DIR TO Direct to
DIS-IN Discrete Input
DISC "Disconnect, Disconnected"
DISCH "Discharge, Discharged"
DISCTN Disconnection
DISRMD Disarmed
DIST Distance
DISTR "Distribute, Distribution, Distributor"
DITCH Ditching
DITS Digital Information Transfer System
DIU Digital Interface Unit
DLC Direct Lift Control
DLK Data Link
DLOAD Data Loading
DLRB Data Loading Routing Box
DLS Data Loading Selector
DLY Delay
DMA Direct Memory Access
DMC Design Modification Committee
DMC Direct Maintenance Cost
DMC Display Management Computer
DMDLTR Demodulator
DME Distance Measuring Equipment
DMP Display Management Processor
DMPR Damper
DMU Data Management Unit
DN Down
DNI Drawing Numerical Index
DNLK Downlock
DO Data Output
DO Design Office
DOC Direct Operating Cost
DOC.DATA Documentary Data
DOW Dry Operating Weight
DP Data Processing
DP Differential Protection
DPDT Double Pole/Double Throw
DPI Differential Pressure Indicator
DPM Design Progress Meeting
DR Dead Reckoning
DR Door
DRIP Design Response Intended for Playback
DRM Duct Repair Manual
DRMI Distance Radio Magnetic Indicator
DRVG Driving
DRVN Driven
DRVR Driver
DSAPP Disappearance
DSCRM Discriminator
DSCRT Discrete
DSCS Doors and Escape Slides Control System
DSDL Dedicated Serial Data Link
DSENGD Disengaged
DSI Discrete Input
DSO Discrete Output
DSPL Display
DSTRK Desired Track
DSUG Drawing Set User Guide
DTD Document Type Definition
DTG Distance to Go
DTMF Dual Tone Multiple Frequency
DTMS Damage Tolerance Monitoring System
DTMU Damage Tolerance Monitoring Unit
DU Display Unit
DUM Dummy
DWG Drawing
DX Access Demanded
DYNMTC Dynamometric
DAGS Dry Air Generation System
DAMP Damping
DAMPG Damping
DAU Data Acquisition Unit
DBC Data Bus Communication
DCL Digital Cabin Logbook
DCP Display Control Panel
DCR Dock on Crew Rest
DCRC Dock on Crew Rest Compartment
DECOMPRESS Decompression
DEFUEL Defueling
DEGRADD Degraded
DELTA P Differential Pressure
DETECTD Detected
DFDAMU Digital Flight Data Acquisition and Management Unit
DIBU Door Illumination Ballast Unit
DIMM Dimmable
DIP Dual In-line Package
DISCNTY Discontinuity
DIVERTG Diverting
DLCM Data Loading Configuration Manager
DLCS Data Loading and Configuration System
DMM Data Memory Module.
DMZ DeMilitarized Zone
DNLNK Downlink
DOLLI Dome LED Light
DPCU Digital Passenger Control Unit
DSB Door Sensor Block
DSEB Digital Seat Electronic Box
DSIP Door/Slide Indication Panel
DSMCU Doors and Slides Management Control Unit
DSMS Doors and Slides Management System
DSPLYD Displayed
DVD Digital Versatile Disk
DVI Digital Visual Interface
DEP Departure
D-ULPA Double Ultra Low Particulate Air
DAGM Dry Air Generation Module
DBCR DataBase Change Request
DBPS Display Based Passenger Sign
DFCV Dual-Flapper Check Valve
DFPRM Duct and Fuel Pipe Repair Manual
DFSOV Dual Flow and Shut-Off Valve
DGPS Digital Global Positioning System
DM Data Module
DNLKD Downlocked
DS/C Digital Server/Controller
DSC Digital Signature Checker
DVR Digital Video Recorder
DWC Drip Water Collector
DIP Door Indication Panel

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