ATA 63 — Main Rotor Drive(s)

4,983 parts classified under this chapter

Reliability rollup

100%Median scrap propensity

1,494 parts · 4,374 SDR reports

From FAA Service Difficulty Reports

Part Number	Description	Manufacturer	Airframe	ATA	Category	Status
704A34412009	HOSE	—	AS350 Ecureuil H125	63	unknown	OEM
704A34543009	CHIP DETECTOR	Airbus	AS350 Ecureuil H125+1	63	Instruments	OEM
704A34543020	CHIP DETECTOR	SNIAS	AS350 Ecureuil H125	63	Engine Accessories	OEM
704A34621004	OIL FILTER	—	AS350 Ecureuil H125	63	Engine Accessories	OEM
704A37630023	THERMOSWITCH	UROCOP	AS350 Ecureuil H125	63	Electromechanical	OEM
704A37721089	SWITCH	—	AS350 Ecureuil H125	63	Electromechanical	OEM
704A39811032	seal lip	airbus helicopters inc american eurocopter	—	63	Consumables / Hardware	OEM
7050A3623030	shouldered carbide bushing	airbus helicopters inc american eurocopter	—	63	Consumables / Hardware	OEM
7050A3631002	bolt flexible coupling	airbus helicopters inc american eurocopter	EC225 Super Puma	63	Consumables / Hardware	OEM
7050A3632180	PRESSURE SWITCH	UROCOP	H120	63	Electromechanical	OEM
7050A3632201	ball bearing snr	airbus helicopters inc american eurocopter	—	63	Structures	OEM
7050A3632260	bearing roller	airbus helicopters inc american eurocopter	—	63	Consumables / Hardware	OEM
7050A3642020	bearing interior	airbus helicopters inc american eurocopter	—	63	Structures	OEM
7051A3651006	bolt flexible coupling	airbus helicopters inc american eurocopter	—	63	Consumables / Hardware	OEM
7052A3652038	PLUG	—	H120	63	unknown	OEM
7056-000	oil pump mgb	airbus helicopters inc american eurocopter	—	63	Engine Accessories	OEM
7056-100	oil pump mgb emergency	airbus helicopters inc american eurocopter	—	63	Hydraulics	OEM
706A33201001	corrujoint	airbus helicopters inc american eurocopter	—	63	Structures	OEM
706A34430051	HOSE	Airbus	EC130	63	unknown	OEM
707304	Transmission Outline	Hamilton Sundstrand	—	63	Engine Accessories	PMA
707304D	Transmission, Outline	Hamilton Sundstrand	DC-10-30	63	Electromechanical	PMA
709034	shaft	intertechnique s a	—	63	Flight Controls	OEM
709035	shaft	intertechnique s a	—	63	Flight Controls	OEM
709678	shaft	intertechnique s a	—	63	Flight Controls	OEM
70BMO55020	GEARBOX	—	AS350 Ecureuil H125	63	Electromechanical	OEM
711	CYLINDER	—	C414 AS350 Ecureuil+1	63	Hydraulics	OEM
71668	CRANKSHAFT	LYC	R44	63	Engine Accessories	OEM
717122	0utline, Transmission	Hamilton Sundstrand	—	63	Engine Accessories	PMA
71X7023	SEAL	—	Bell 407	63	Consumables / Hardware	unknown
7205761-1	Cap	—	—	63	Consumables / Hardware	OEM
7205761-1	Cap	—	—	63	Consumables / Hardware	OEM
7205761-1AA	Cap	Able Aerospace Services, Inc.	—	63	Flight Controls	PMA
727100	shaft	intertechnique s a	—	63	Flight Controls	OEM
728990-1	shaft	other	—	63	Structures	OEM
72X90X10-75FKM595	seal lip	airbus helicopters inc american eurocopter	—	63	Consumables / Hardware	OEM
731726	Coupling Shaft	—	Bell 412 Bell 204+1	63	unknown	OEM
731726	Coupling Shaft	—	Bell 412 Bell 204+1	63	unknown	OEM
731726AA	Coupling Shaft	Able Aerospace Services, Inc.	Bell 412 Bell 204+1	63	Flight Controls	PMA
731733AA	Coupling Shaft Assembly	Able Aerospace Services, Inc.	Bell 412 Bell 204+1	63	Flight Controls	PMA
731981	Splined Adapter	—	Bell 412 Bell 204+1	63	unknown	OEM
731981	Splined Adapter	—	Bell 412 Bell 204+1	63	unknown	OEM
731981AA	Splined Adapter	Able Aerospace Services, Inc.	Bell 412 Bell 204+1	63	Flight Controls	PMA
732848-2	shaft- gear-spur	other	—	63	Flight Controls	OEM
74-612-153-1M	Sprag System Assy.	Scott's-Bell 47 Inc.	Bell 47	63	Engine Accessories	PMA
750118442	bearing	airbus helicopters inc american eurocopter	—	63	Structures	OEM
750133040	freewheel unit	airbus helicopters inc american eurocopter	—	63	Flight Controls	OEM
76000-05100-045	shaft assy	sikorsky aircraft corporation	S-76	63	Powerplant / Nacelle	OEM
7610205001047	PLATE	—	S-76	63	unknown	OEM
7610208000060	BEARING	—	S-76	63	unknown
76200-01901-102	flex drve	sikorsky aircraft corporation	S-76	63	Electromechanical	OEM