ACGS: Assistant Chief of the General Staff
ACH: Advanced Chain Home
ACH: Air Craft Hand
ACHC: Aft Cargo Heat Controller
ACHU: Aircrew Holding Unit
ACI: Air Council Instruction
ACIA: Asynchronous Communication Interface Adapter
ACIs: Air Council Instructions
ACK: acknowledge
ACM: Air Chief Marshal
ACM: Air Cycle Machine
ACM: Aircraft Conversion Manual
ACM: APU Condition Monitoring
ACME: Attitude Control and Maneuvering Electronics
ACMI: Aircraft, Crew, Maintenance and Insurance
ACMM: Abbreviation Component Maintenance Manual
ACMP: alternating current motor pump
ACMS: Aircraft Centralized Maintenance System
ACMS: Aircraft Condition and Monitoring System
ACMS: Aircraft Condition Monitoring System
ACN: Aircraft Classification Number
ACO: Advanced Chain Overseas
ACO: Air Cadet Organisation
ACOB: Automatic Call Out Box
ACP: Air Cadet Publication
ACP: Airborne Command Post
ACP: Altimeter Check Point
ACP: Area Call Panel
ACP: Attendant Control Panel
ACP: Audio Control Panel
ACPCS: Analog Cabin Pressure Control System
ACPNTS: Air Cadets Pilot Navigation Training Scheme
ACPT: accept
ACQ: Acquire
ACQ: Acquisition
ACR: Airfield Control Radar
ACRC: Air Crew Reception Centre
ACRS: Air Crew Refresher School
ACRU: Air Conditioning Refrigeration Unit
ACS: Access