AIRCRAFT ABBREVIATIONS

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B Blue
B/B Back-Beam
B/D Bottom of Descent
BAABI Basic Approved ATA Breakdown Index
BAF Baffle
BAFO Best and Final Offer
BAL Basic Assembly Language
BARC Barometric Altitude Rate Computer
BARO Barometric
BAT Battery (Electrical)
BBRG Ball Bearing
BC Baggage Container Train
BCD Binary Coded Decimal
BCDS BITE Centralized Data System
BCL Battery Charge Limiter
BCN Beacon
BCU Brake Control Unit
BDLI Bundesverband der Deutschen Luft-und Raumfahrt Industrie
BEL CRK Bellcrank
BER Beyond Economical Repair
BETW Between
BEV Bevel
BEW Basic Empty Weight
BFDAS Basic Flight Data Acquisition System
BFE Buyer Furnished Equipment
BFO Beat Frequency Oscillator
BFR Buffer
BG Build Group (Assembly Group)
BGC Build Group Component
BGM Boarding Music
BGS Build Group Stack-Up
BH Block Hours
BHD Bulkhead
BIST Built-in Self Test
BITE Built-in Test Equipment
BIU BITE Interface Unit
BK Black
BK UP Back Up
BL Bleed
BLC Basic Lines Catalog
BLK Black
BLK Block
BLKT Blanket
BLOW Blower
BLST Ballast
BLT Bolt
BLV Bleed Valve
BLW Below
BM Beam
BMC Bleed Monitoring Computer
BMS Bulletin MÙtÙo SpÙcial
BND Bonded
BNDG Bonding
BNDRY Boundary
BNR Binary
BNR Binary Words
BO Blocking Oscillator
BO Body Odour
BOH Brake-Off Weight
BOT Begin of Tape
BOT Bottom
BP Bottom Plug
BR Brown
BRC Brace
BRD Braid
BRDG Bridge
BRG Bearing
BRK Brake
BRKNG Braking
BRKR Breaker
BRKS Brakes
BRKT Bracket
BRT "Bright, Brightness"
BSCU Braking/Steering Control Unit
BSHG Bushing
BSU Beam Steering Unit
BT Bus Tie
BTC Bus Tie Contactor
BTL Bottle
BTMU Brake Temperature Monitoring Unit
BTN Button
BTR Bus Tie Relay
BTU British Thermal Unit
BU Battery Unit
BUS Busbar
BYDU Back-Up Yaw Damper Unit
BYP Bypass
B/C Business Class
BAG Bandwidth Allocation Gap
BBAND Broadband
BCM Backup Control Module
BCRC Bulk Crew Rest Compartment
BCRU Battery Charge and Rectifier Unit
BCS Brake Control System
BCV Bleed Control Valve
BKFLW Backflow
BKUP Backup
BLES Brake Life Extension System
BLG Body Landing Gear
BLWG Blowing
BMI BITE Monitoring Interface
BPS Backup Power Supply
BSCS Braking and Steering Control System
BTCM Brake Temperature Compensation Module
BTMS Brake Temperature Monitoring System
BTS Base Transceiver Station
BWS Body Wheel Steering
BAF BITE Access Function
BCF Brake Cooling Fan
BGAN Broadband Global Area Network
BLWR Blower
BMU Battery Management Unit
BPTU Brake Pedal Transmitter Unit
BTV Brake to Vacate

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