APU Components covers the individual parts and subassemblies used in auxiliary power unit manufacture, including combustion chamber liners, compressor and turbine wheels, load compressor stages, gearboxes, and bleed-air valves, produced through precision casting, five-axis CNC machining, and superalloy forming processes to meet gas-path thermal and mechanical performance requirements.
To see a list of companies in this category click on the tab above.
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APU Components suppliers linked to most aircraft programs in our database.
Hutchinson Aerospace (10 aircraft)Latest Airframer news and company press releases
| 07/08/2026 | Press Release: Türkiye's indigenous aviation engine development capabilities are being brought together under a single roof |
Sectors serving Auxiliary Power companies:
Engine Controls & Monitoring •
Engine Structure & Casings •
Engine Rotating & Gas-Path Parts •
Power Transmission •
Fluid Power •
Seals & Sealing •
Engine Accessories & Oil •
Actuation •
Valves •
Sensors, Transducers & Detectors •
Bearings •
Structural Components •
Mechanical Hardware •
Fuel Systems •
Electrical Power Systems •
Metals •
Pumps •
Fittings & Couplings •
Switches •
Tubing, Hoses & Conduits •
Environmental Systems •
Active Electronic Components •
Fasteners •
Terminals, Relays & Switching •
Composite Materials •
Lubricants •
Electrical/Electronic Connectors •
Passive Electronic Components •
Technical Consultants •
Non-metal Materials •
Mechanical Connectors •
Turbine Engines •
Adhesives
Auxiliary Power
Sectors purchasing from Auxiliary Power companies:
Airframer •
Electrical Power Systems •
Environmental Systems •
Airframe Assemblies •
Fluid Power •
Turbine Engines •
Aircraft Operations
