ATA 49 — Airborne Auxiliary Power

4,907 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
284641340000000	PCB-PRINTED CIRCUIT BOARD,MUX	—	—	49	—
284641350000000	BOARD-APU DRIVER II	—	—	49	—
284641370000000	PCB-PRINTED CIRCUIT BOARD,ANALOG SIGNAL CONDITIONER	—	—	49	—
284641380000000	BOARD-SPEED SIGNAL CONDITIONER AND ANALOG LOGIC	—	—	49	—
284741011000000	SUPPLY UNIT-POWER	—	—	49	—
284741013500000	BOARD-INPUT	—	—	49	—
284741016100000	MODULE-EMI	—	—	49	—
284741310000000	BOARD-CPU 1	—	—	49	—
284741330000000	BOARD-CPU 2	—	—	49	—
284741510000000	BOARD-ON BOARD REPLACEABLE MEMORY CONTROL	—	—	49	—
284741520000000	BOARD-ON BOARD REPLACEABLE MEMORY ARINC	—	—	49	—
284N14899	BRACKET	Boeing	757-200 757	49	unknown	OEM
2855102	GROUND STUD	—	—	49	unknown	OEM
28616	FEED LINE	—	—	49	Fuel Systems
287A43587	CONNECTOR	—	737-700 737	49	unknown
28842382	DUCT	—	757-200 757	49	Pneumatics	OEM
28B5457STYLEC	STARTER GEN	—	737-800	49	unknown	OEM
28B5459A	STARTER GEN	—	737-900	49	Engine Accessories	OEM
28V5200Y402	TRU	—	767-300 767	49	Electromechanical	OEM
28VS20044B2	RECTIFIER	—	767-300 767	49	unknown	OEM
28VS20074B2	TRU	—	767-300 767	49	unknown	OEM
28VS200T4B2	RECTIFIER	—	767-300 767	49	unknown	OEM
28VS200YB2	TRU	—	767-300 767	49	unknown
28VS200YYB2	TRU	—	767-300	49	Electromechanical	OEM
2908144	VALVE	—	777-200	49	unknown	OEM
2923189-1G	Bushing - Ram Scoop Link, APU	Growth Industries Inc	DC-9	49	Engine Accessories	PMA
29300003102	SHUTOFF VALVE	Parker Hannifin	ERJ-145	49	Fuel Systems	OEM
2960027-101	Valve Assy, APU Shutoff	Parker Hannifin	Dash 8-400	49	Engine Accessories	PMA
299230A	Plate, Cover, APU Compartment Firewall	Woodward MPC	—	49	Engine / APU	PMA
2B5224B	Linear Actuator, APU Door	Woodward MPC, Inc	—	49	Engine Accessories	OEM
2C5240	Check Valve	Crissair	747-400 767-200+9	49	unknown	PMA
2R6210A	Actuator, Rotary APU Inlet Door	Woodward MPC	—	49	Engine / APU	PMA
2R6211A	APU Inlet Door Actuator	Woodward MPC	—	49	Electromechanical	PMA
2S2218	VALVE	Crissair	747	49	—	OEM
2T29941	RELAY	—	C425 Corsair	49	Electromechanical	OEM
2TC4775	CIRCUIT BREAKER	—	757-200	49	Electromechanical	PMA
30002981	APU	—	767-300	49	Engine Accessories	OEM
300271	NUT	—	—	49	unknown	OEM
3014225	O-RING	—	L-1011 TriStar	49	Consumables / Hardware	OEM
304071	GEAR	—	—	49	unknown
3043002	PRESSURE SWITCH	Honeywell	737-800 737-900+3	49	Electromechanical	OEM
304486-10	electronic control box	Boeing	—	49	Interior / Furnishings	OEM
304486-11	ECB-ELECTRONIC CONTROL BOX	—	—	49	—
304486-12	ECB-ELECTRONIC CONTROL BOX	—	—	49	—
304486-7	ECB-ELECTRONIC CONTROL BOX	—	—	49	—
304486-8	ECB-ELECTRONIC CONTROL BOX	—	—	49	—
304486-9	ECB-ELECTRONIC CONTROL BOX	—	—	49	—
3046342	IGNITER	—	Learjet 45	49	Engine Accessories	OEM
304640-1	ECB-ELECTRONIC CONTROL BOX	—	—	49	—
304640-2	ECB-ELECTRONIC CONTROL BOX	—	—	49	—