Parts by ATA Chapter
Browse aircraft parts organized by ATA (Air Transport Association) chapter. This standard classification system covers all aircraft systems from air conditioning to engines.
ATA 21 - Air Conditioning
Air conditioning, pressurization, and ventilation systems including packs, valve...
ATA 22 - Auto Flight
Autopilot, flight director, and auto-throttle systems including computers, servo...
ATA 23 - Communications
Communication systems including VHF, HF, SATCOM, interphone, and audio panels....
ATA 24 - Electrical Power
Electrical power generation, distribution, and control including generators, bus...
ATA 25 - Equipment / Furnishings
Cabin furnishings, seats, galleys, lavatories, cargo handling, and emergency equ...
ATA 26 - Fire Protection
Fire detection and extinguishing systems including smoke detectors, bottles, and...
ATA 27 - Flight Controls
Primary and secondary flight control systems including ailerons, elevators, rudd...
ATA 28 - Fuel
Fuel storage, distribution, transfer, and indication systems including pumps, va...
ATA 29 - Hydraulic Power
Hydraulic power generation, distribution, and control including pumps, reservoir...
ATA 30 - Ice and Rain Protection
Ice detection, anti-ice, and de-ice systems including heaters, valves, and pneum...
ATA 31 - Indicating / Recording
Central warning systems, flight data recorders, cockpit voice recorders, and eng...
ATA 32 - Landing Gear
Landing gear systems including struts, wheels, brakes, steering, and retraction/...
ATA 33 - Lights
Interior and exterior lighting including navigation, landing, taxi, cabin, and e...
ATA 34 - Navigation
Navigation systems including IRS, GPS, VOR, DME, ADF, and radio altimeters....
ATA 35 - Oxygen
Crew and passenger oxygen systems including masks, regulators, bottles, and dist...
ATA 36 - Pneumatic
Pneumatic systems including bleed air, ducting, valves, and precoolers....
ATA 37 - Vacuum
Vacuum systems including pumps, filters, and regulators for instrument gyros....
ATA 38 - Water / Waste
Potable water and waste systems including tanks, toilets, faucets, and treatment...
ATA 44 - Cabin Systems
Cabin electronics including IFE, networks, satellite communications, and cabin m...
ATA 45 - Central Maintenance
Central maintenance computer systems including built-in test equipment and fault...
ATA 46 - Information Systems
Information systems including electronic flight bags, data loaders, and network ...
ATA 49 - APU
Auxiliary Power Unit including APU engine, gearbox, control system, and mounting...
ATA 51 - Structures
General structural components including fuselage, wing, and empennage assemblies...
ATA 52 - Doors
Passenger, cargo, and service doors including mechanisms, seals, and warning sys...
ATA 53 - Fuselage
Fuselage structure including frames, stringers, skins, and bulkheads....
ATA 54 - Nacelles / Pylons
Engine nacelles and pylons including cowlings, thrust reversers, and mounting st...
ATA 55 - Stabilizers
Horizontal and vertical stabilizer structures including leading edges, spars, an...
ATA 56 - Windows
Flight deck and cabin windows including windshields, side windows, and window he...
ATA 57 - Wings
Wing structure including spars, ribs, skins, leading edge, and trailing edge ass...
ATA 71 - Power Plant
Power plant general including engine installation, mounts, and cowlings....
ATA 72 - Engine (Turbine)
Turbine engine components including fan, compressor, combustor, turbine, and exh...
ATA 73 - Engine Fuel and Control
Engine fuel metering, control, and distribution including FADEC and fuel pumps....
ATA 74 - Ignition
Engine ignition systems including igniters, exciters, and ignition leads....
ATA 75 - Air System
Engine bleed air, anti-ice, cooling, and sealing air systems....
ATA 76 - Engine Controls
Engine controls including thrust levers, cables, and feedback mechanisms....
ATA 77 - Engine Indicating
Engine indicating systems including EGT, N1, N2, fuel flow, and vibration monito...
ATA 78 - Exhaust
Engine exhaust system including nozzles, thrust reversers, and noise suppression...
ATA 79 - Engine Oil
Engine oil system including tanks, pumps, coolers, filters, and indicating....
ATA 80 - Starting
Engine starting system including starters, start valves, and ignition....