CAB
Cabin
CAM
Cabin Assignment Module
CAPT
Captain CAS
Calibrated Air Speed
CAUT
Caution
CAUT LT
Caution Light
CBMS
Circuit Breaker Monitoring System
CBMU
Circuit Breaker Monitoring Unit CCS
Cabin Communications System
CCW
Counter Clockwise CDP
Compressor Discharge Pressure
CDU
Control and Display Unit
CFDIU
Centralized Fault Display Interface Unit
CFDS
Centralized Fault Display System
CFMI
CFM International
CFRP
Carbon Fiber Reinforced Plastic CG
Center of Gravity
CGCS
Center of Gravity Control System
CHAN
Channel
CHG
Change
CIDS
Cabin Intercommunication Data System CK
Check
CKPT
Cockpit
CKT
Circuit CL
Center Line CLB
Climb CLG
Centerline Landing Gear
CLOG
Clogging CLR
Clear
CMC
Central Maintenance Computer
CMD
Command
CMM
Component Maintenance Manual
CMR
Certifification Maintenance Requirements
CNTOR
Contactor CO
Company
COM
Communication
COMPT
Compartment
COMPTR
Comparator
COND
Conditioned, Conditioning
CONFIG
Configuration
CONT
Controller
CONV
Converter
COOL
Cooling, Cooler COS
Cosine CPC
Cabin Pressure Controller
CPLR
Coupler
CPMS
Cabin and Passenger Management System
CPMU
Cabin Passenger Management Unit
CPRSR
Compressor CPU
Central Processing Unit CRC
Continuous Repetitive Chime
CRG
Cargo CRS
Course CRT
Cathode Ray Tube CRZ
Cruise CSD
Constant Speed Drive
CSM/G
Constant Speed Motor/Generator
CSTR