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
GTCP85-98W	Seal Assy	—	DC-9 DC-9-50+1	49	Consumables / Hardware	OEM
GTCP85129CKA	BLEED VALVE	—	737-200	49	Pneumatics	PMA
GTCP85129E	APU	—	737-300 737	49	unknown	PMA
GTCP85129H	APU	Honeywell	737-300 737-400+2	49	Engine Accessories	OEM
GTCP85129J	APU	—	737-400	49	unknown	OEM
GTCP8598	APU	—	727-200	49	unknown	OEM
GTCP85980	APU	—	727-100 DC-9+2	49	Engine Accessories	OEM
GTCP85980CA	OIL TEMP BULB	—	DC-9 MD-82	49	Instruments	PMA
GTCP8598C	APU WIRING	—	727-200	49	Avionics / Electronics
GTCP8598CC	APU	—	727-200 727	49	unknown	OEM
GTCP8598CK	APU	—	727-200 727	49	Engine Accessories	OEM
GTCP8598D	OIL SYSTEM	—	DC-9 DC-9-50	49	Engine Accessories	OEM
GTCP8598DCA	EXCITER BOX	Honeywell	DC-9 DC-9-50	49	Engine Accessories	OEM
GTCP8598DCB	APU	—	DC-9 MD-82	49	unknown	OEM
GTCP8598DHF	AUX POWER UNIT	GARRTT	DC-9 MD-82+1	49	Engine Accessories	OEM
Hamilton Standard 583367	Bearing - Ball, Thrust	—	DC-10 727+1	49	unknown	OEM
Hamilton Standard 720072-2	Flyweight Assembly, Speed Governor	—	DC-10 747	49	unknown	OEM
Hamilton Standard 727604-4	Filter, Air	—	747 757	49	unknown	OEM
Hamilton Standard 739665-4	Flyweight Assembly, Speed Governor	—	757	49	unknown	OEM
Hamilton Standard 743585-1	Weight And Pivot, Speed Governor	—	727	49	unknown	OEM
Hamilton Standard 743695-2	Orifice And Screen Assembly, Sensor	—	DC-10 747	49	unknown	OEM
Hamilton Standard 757235-1	Shaft And Guide, Servo - Set	—	DC-10 747	49	unknown	OEM
Hamilton Standard 766634-6	Nozzle And Screen Assembly - Flapper	—	757	49	unknown	OEM
Hamilton Standard 769297-1	Bearing - Ball, Thrust	—	727 737	49	unknown	OEM
Hamilton Standard 787145-1	Coupling, GTA28-2	—	—	49	unknown	OEM
Hamilton Standard 806747-1	Servo Actuator, Assembly Model 17-432C	—	747-400	49	unknown	OEM
Hamilton Sundstrand (APIC) 160544-1	Igniter Assembly	—	A318	49	Engine Accessories	OEM
Hamilton Sundstrand (APIC) 160544-1	Igniter Assembly	—	A318	49	Engine Accessories	OEM
Hamilton Sundstrand 4950784	Filter Element, Oil	—	ERJ-135	49	unknown	OEM
Hamilton Sundstrand 4950784	Filter Element, Oil	—	ERJ-135	49	unknown	OEM
Hamilton Sundstrand 4953089	Igniter Assembly	—	E170	49	Engine Accessories	OEM
Hamilton Sundstrand 4953089	Igniter Assembly	—	E170	49	Engine Accessories	OEM
Hartman Elect. A-703CD	Start Contactor	—	747-400 757+1	49	unknown	OEM
Hartman Elect. A-770WA-2	Contactor Intermittent Duty 300 Amp 28 V	—	DC-9-50 MD-88	49	unknown	OEM
Honeywell 373048-3	Relief Valve Ass'y	—	King Air 200 737-100+3	49	unknown	OEM
Honeywell 373048-3	Relief Valve Ass'y	—	King Air 200 737-100+3	49	unknown	OEM
Honeywell 379580-200	Oil Pump	—	King Air 200 727-100+5	49	Engine Accessories	OEM
Honeywell 379580-200	Oil Pump	—	King Air 200 727-100+5	49	Engine Accessories	OEM
Honeywell 379580-300	Oil Pump	—	King Air 200 737-100+3	49	Engine Accessories	OEM
Honeywell 379580-300	Oil Pump	—	King Air 200 737-100+3	49	Engine Accessories	OEM
Honeywell 379580-350	Oil Pump	—	—	49	Engine Accessories	OEM
Honeywell 379580-350	Oil Pump	—	—	49	Engine Accessories	OEM
Honeywell 379580-650	Oil Pump	—	King Air 200 737-100+3	49	Engine Accessories	OEM
Honeywell 379580-650	Oil Pump	—	King Air 200 737-100+3	49	Engine Accessories	OEM
Honeywell 379580-700	85 Series O/P	—	DC-9-50 MD-81+4	49	Engine Accessories	OEM
Honeywell 3876255-2	Pressure Switch	—	737-600 MD-90	49	unknown	OEM
Honeywell 3876255-2	Pressure Switch	—	737-600 MD-90	49	unknown	OEM
Honeywell 3880130-5	GTCP331-250 Pump	—	737-300 C402+1	49	Engine Accessories	OEM
Honeywell 3880130-5	GTCP331-250 Pump	—	737-300 C402+1	49	Engine Accessories	OEM
Honeywell 3880130-6	GTCP331-250 Pump	—	737-300 C402+1	49	Engine Accessories	OEM