BM BEAM
BM BUILT-UP MANUAL
BMC BLEED AIR MONITORING COMPUTER
BND BONDED
BNDG BONDING
BNDRY BOUNDARY
BNR BINARY DATA WORD
BO BLOCKING OSCILLATOR
BO BODY ODEUR
BOG BOGIE
BOT BEGIN OF TAPE
BOW BREAK OFF WEIGHT
BPS BITS PER SECOND
BPV BYPASS VALVE
BR BROWN
BRC BRACE
BRD BRAID
BRDG BRIDGE
BRG BEARING
BRK BRAKE
BRKNG BRAKING
BRKR BREAKER
BRKS BRAKES
BRKT BRACKET
BRT BRIGHT, BRIGHTNESS
BS BACKSPACE
BS BRITISH STANDARD
BS BURNER STAGING
BSBV BOOSTER STAGE BLEED VALVE
BSCU BRAKING AND STEERING CONTROL UNIT
BSHG BUSHING
BSI BORESCOPE INSPECTION
BSI BRITISH STANDARDS INSTITUTE
BSV BURNER STAGING VALVE (CFM ENGINE)
BT BUS TIE
BTC BUS TIE CONTACTOR
BTL BOTTLE
BTMU BRAKE TEMPERATURE MONITORING UNIT
BTN BUTTON
BTR BUS TIE RELAY
BTS BLEED TEMPERATURE SENSOR
BTU BUS TERMINATION UNIT
BU BALLAST UNIT
BU BATTERY UNIT
BUS BUS BAR
BW BEAM WIDTH
BYP BYPASS
C CHARLY
C / A CABIN ATTENDANT
C / A COARSE ACQUISITION
C / G CENTER OF GRAVITY
C / L CENTERLINE
C / L CHECKLIST
C / M COMMAND / MONITOR
C / O CARE OFF
C / O CHANGEOVER
C / O CUT OFF
C / P CLEANING PAINTING
12 Aircraft Systems - Abbreviations and Acronyms

C / S CALL SIGN
C / S CYCLES PER SECOND
C / SSR COST / SCHEDULE STATUS REPORT
C CHIME
C CLEAR
C CLOSE
C COLD
C COMMON
C COMPARATOR
C CONFIGURATION
C CONVERTIBLE
C CYAN (BLUE)
C FAULT CLASSIFICATION
CA CABIN ADDRESS
CA CABIN ATTENDANT OPERATION MANUAL
CA CABLE
CAA CHROMIC ACID ANODIZING
CAA CIVIL AVIATION AUTHORITIES (GB)
CAATS COMPUTER ASSISTED AIRCRAFT TROUBLE SHOOTING SYSTEM (ON CD ROM)
CAB PRESS CABIN PRESSURE, CABIN PRESSURIZATION
CAB CABIN
CABLAN CABIN LOCAL AREA NETWORK
CAD COMPUTER AIDED DESIGN
CADABAS CIVIL AIRCRAFT DATA BASE SYSTEM
CADAM COMPUTER AUGMENTED DESIGN AND MANUFACTURING
CADC CENTRAL AIR DATA COMPUTER
CADENSICON CAPACITIVE DENSITY CONDENSATOR
CADETS COMPUTER ASSISTED DOCUMENTATION TUTORIAL SYSTEM
CADRA COMPUTER AIDED DRAFTING