ATA 49 — Airborne Auxiliary Power

5,411 parts classified under this chapter

Reliability rollup

100%Median scrap propensity

1,535 parts · 5,937 SDR reports

From FAA Service Difficulty Reports

Part Number	Description	Manufacturer	Airframe	ATA	Category	Status
L4988600500800	MUFFLER ASSY	Airbus	—	49	unknown
L80479	TRANSMITTER	—	767-300 767	49	Avionics / Electronics	OEM
L8901136-1	APU Exhaust Duct	Nordam Prism Division (Cancelled 9/22/2011)	747	49	Engine Accessories	PMA
LM-714-SA1	APU Mountings	Lord	747-400 747-100+4	49	Engine Accessories	PMA
LM-714-SA2	APU Mountings	Lord	747-400 747-100+4	49	Engine Accessories	PMA
LM-714-SA3	APU Mountings	Lord Corporation, Mechanical Products Division	747-400 747-100+4	49	Engine Accessories	PMA
LM517SA24	ROD-SUSPENSION	—	—	49	unknown
LM517SA24-1	SUSPENSION ROD	—	—	49	unknown
LM517SA25	ROD-SUSPENSION	—	—	49	unknown
LM517SA25-1	SUSPENSION ROD	—	—	49	unknown
Lockheed 1547238105	Marker-"For Apu/Gnd"	—	—	49	unknown	OEM
Lockheed 672529-107	V Band Coupling	—	—	49	unknown	OEM
Lockheed 672529-111	Generator Shaft Plug	—	—	49	unknown	OEM
Lockheed 672529-117	Generator Assembly, APU	—	—	49	Engine Accessories	OEM
Lockheed 672529-119	Adapter	—	—	49	Consumables / Hardware	OEM
Lockheed 672529-121	Generator Assembly, APU	—	—	49	Engine Accessories	OEM
Lockheed 672529-127	Generator Assembly, APU	—	—	49	Engine Accessories	OEM
Lockheed 672529-129	Generator Assembly, APU	—	—	49	Engine Accessories	OEM
Lockheed Martin Aeronautical Systems 5683-1SA1	Mount, APU	—	—	49	unknown	OEM
Lockheed Martin Aeronautical Systems 5683-1SA2	Mount, APU	—	—	49	unknown	OEM
Lockheed Martin Aeronautical Systems 5683-1SA3	Mount, APU	—	—	49	unknown	OEM
Lockheed Martin Aeronautical Systems R20386-1	Bracket, APU Engine Mount	—	—	49	unknown	OEM
Lockheed Martin Aeronautical Systems R20391-1	Mount, APU Engine	—	—	49	unknown	OEM
Lockheed Martin Aeronautical Systems R20392-1	Mount, APU Engine	—	—	49	unknown	OEM
Lockheed Martin Aeronautical Systems R20395-1	Isolator, APU Engine Mount	—	—	49	unknown	OEM
Lockheed Martin Aeronautical Systems R20398-1	Jumper, APU Engine Mount	—	—	49	unknown	OEM
LX2100	Auxiliary Power Unit/Air Cycle Environmental Control System	L3 Communications Integrated Systems	—	49	Environmental / Cabin	PMA
M0DREF291950	DRAIN MAST	—	737-800	49	unknown	OEM
M1103P091102	PRESSURE SWITCH	—	737-600 737-800+2	49	unknown	OEM
M1672221	TURBINE WHEEL	—	—	49	Wheels & Brakes	PMA
M171254-100BD	APIC	Hamilton Sundstrand	737	49	unknown	OEM
M171254-100CD	APIC	Hamilton Sundstrand	737	49	unknown	OEM
M259882011	PACKING	Boeing	767-400	49	Consumables / Hardware	OEM
M259882015	PACKING	—	737-800	49	unknown	OEM
M259882904	FUEL LINE	CNDAIR	CRJ-200	49	Fuel Systems	OEM
M259883141	O-RING	—	777-200	49	Consumables / Hardware	OEM
M4100714B	ACTUATOR	—	—	49	unknown
M4100714C	ACTUATOR	—	—	49	unknown
M4101099G1	FAN ASSY-COOLING	—	—	49	unknown
M4101099G2	FAN ASSY-COOLING	—	—	49	unknown
M4500039AC	PUMP ASSY-FUEL CONTROL	—	—	49	unknown
M4500039BC	PUMP ASSY-FUEL CONTROL	—	—	49	unknown
M4500039F1	PUMP ASSY-FUEL CONTROL	—	—	49	unknown
M4502242C4	HARNESS ASSY	—	—	49	unknown
M4504113A	APU	HAMLTN	ERJ-135 ERJ-145	49	Engine Accessories
M450443A	APU	—	ERJ-135	49	unknown	OEM
M4509113A	APU	SUNDSTRANDEM	ERJ-145	49	Engine Accessories	OEM
M4951830	FUEL NOZZLE	—	ERJ-145	49	unknown	OEM
M5404113A	APU	—	ERJ-145	49	unknown	OEM
M610628023	RELAY	—	CRJ-200 C340+2	49	Electromechanical