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
S924EC2	SHROUD	—	Bell 407	63	unknown	OEM
SB-117C2-63-003-2C	sb-117c2-63-003-2cret of vectoria	airbus helicopters inc american eurocopter	—	63	Electromechanical	OEM
SB-117C2-63A-005-2C	ret plug time delay	airbus helicopters inc american eurocopter	H145	63	Electromechanical	OEM
SB-135-63-004-2C2	retr.oelpress.transm	airbus helicopters inc american eurocopter	—	63	Instruments	OEM
SB-135-63-004-2C3	mod leitungsb ndel 4vb	airbus helicopters inc american eurocopter	—	63	Electromechanical	OEM
SB-135-63-008-2C1	conector 2dn mod	airbus helicopters inc american eurocopter	—	63	Electromechanical	OEM
SB-135-63-011-2C-1	oil change transmax	airbus helicopters inc american eurocopter	EC135	63	Consumables / Hardware	OEM
SB-135-63-011-2C-3	oil change transmax	airbus helicopters inc american eurocopter	—	63	Engine Accessories	OEM
SB-135-63-014-2C	ret alu brake lever	airbus helicopters inc american eurocopter	—	63	Hydraulics	OEM
SB-135-63-016-2C	sb-135-63-016-2cret rotor shaft s	airbus helicopters inc american eurocopter	EC135	63	Electromechanical	OEM
SB-135-63-016-2C-2	ret rotor shaft seal	airbus helicopters inc american eurocopter	EC135	63	Consumables / Hardware	OEM
SB-135-63A-012-2C	introduction of oil an	airbus helicopters inc american eurocopter	EC135	63	Engine Accessories	OEM
SB-135-63A-017-2C	main gear box	airbus helicopters inc american eurocopter	EC135	63	Electromechanical	OEM
SB1060102	BEARING	—	—	63	unknown
SB1074101	BEARING	—	S-92	63	unknown	OEM
SB11061	BEARING	—	S-76	63	unknown	OEM
SB1137	BEARING	—	S-92	63	unknown	OEM
SB1137101	BEARING	—	S-92	63	unknown	OEM
SB21511	BEARING	MRC	—	63	Consumables / Hardware	OEM
SB2151107	BEARING	—	S-76	63	unknown	OEM
SB2158102	BEARING RACE	—	S-61	63	Consumables / Hardware	OEM
SB24102	BEARING	SKRSKY	—	63	Consumables / Hardware	OEM
SB2559101	BEARING	—	S-76	63	unknown
SB3151A1	BEARING	—	S-61	63	unknown	OEM
SB3316101	BEARING CAGE	—	S-76 S-61	63	Consumables / Hardware	OEM
SB3317101	BEARING	SKRSKY	S-76	63	Consumables / Hardware	OEM
SB3317201	BEARING	SKRSKY	S-76	63	Consumables / Hardware	OEM
SB3401103	BEARING	—	—	63	unknown	OEM
SB3615102	BEARING CAGE	—	S-76	63	Consumables / Hardware	unknown
SB47-612-321-001	Fitting, Sprag Support	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-256-001	Cork oil seal, transmission	Scott's-Bell 47 Inc.	—	63	Engine Accessories	PMA
SB47-620-256-002	Cork oil seal, transmission	Scott's-Bell 47 Inc.	—	63	Engine Accessories	PMA
SB47-620-256-003	Cork oil seal, transmission	Scott's-Bell 47 Inc.	—	63	Engine Accessories	PMA
SB47-620-517-003	Cage, roller bearing, lower planet transmission	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-517-005	Cage, roller bearing, lower planet transmission	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-608-001	Transmission clutch spider	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-608-003	Transmission clutch spider	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-636-001	Clutch Drum	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-636-003	Clutch Drum	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-659-001	Clutch transmission ball bearing	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-659-003	Clutch transmission ball bearing	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-659-101	Clutch transmission ball bearing	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-668-001	Centrifugal clutch transmission shoe lining	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-669-001	Centrifugal clutch assembly	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-669-003	Centrifugal clutch assembly	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-670-001	Centrifugal clutch transmission shoe set	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-670-007	Centrifugal clutch transmission shoe set	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-670-013	Centrifugal clutch transmission shoe set	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-689-001	Centrifugal clutch transmission spider	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA
SB47-620-689-003	Centrifugal clutch transmission spider	Scott's-Bell 47 Inc.	—	63	Powerplant / Nacelle	PMA