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
476205381C	SLEEVE	—	—	63	unknown
476205521	BEARING	—	—	63	unknown
476205723	DRIVE	—	Bell 47	63	Engine Accessories	OEM
476206165	SPRING	—	—	63	Consumables / Hardware	OEM
47620628003	BEARING	—	—	63	unknown	OEM
476206283	BEARING CAGE	—	—	63	Consumables / Hardware	OEM
47620669S	CLUTCH	Bell	—	63	Structures	OEM
476209617	SPIDER SET	—	—	63	Structures	OEM
47620991	HOUSING	—	—	63	unknown	OEM
47661297	COOLING FAN	—	—	63	Environmental / Cabin	OEM
476618015	COOLING FAN	—	—	63	Electromechanical	OEM
477234-0000	shaft assembly	kelly aero power	—	63	Flight Controls	OEM
477240-0001	shaft assembly	kelly aero power	—	63	Flight Controls	OEM
477241-0000	shaft assembly	kelly aero power	—	63	Flight Controls	OEM
477241-0001	shaft assembly	kelly aero power	—	63	Flight Controls	OEM
4839305088	SWASHPLATE	BOLKMS	EC145	63	Flight Controls	OEM
4AA-010-105-103	Droop Stop Stud	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-108-131	Main Rotor Grip Assembly	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-108-135	Main Rotor Grip Assembly	Able Aerospace Services, Inc.	—	63	Flight Controls	PMA
4AA-010-118-101	Pin	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-120-101	Pin	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-121-101	Plug	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-123-101	Droop Stop Lock	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-123-103	Droop Stop Lock	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-421-103	Spacer	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-422-107	Bushing, Rotating Controls	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-429-101	Swashplate Drive Pin	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-457-105	Bushing	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-010-458-101	Spacer	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-012-104-103	Control Rod Driver Plate	Able Aerospace Services, Inc.	Bell 206 Bell 407+1	63	Flight Controls	PMA
4AA-040-416-103	Output Shaft	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-310-101-105	Shear Bearing	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-310-203-101	Corner Mount	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-310-407-101	Seal	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-340-001-101	Seal	Able Aerospace Services, Inc.	Bell 412	63	Flight Controls	PMA
4AA-340-003-101	Seal	Able Aerospace Services, Inc.	Bell 407	63	Consumables / Hardware	PMA
4AA-340-005-101	Seal	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-340-032-101	Duplex Bearing	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-340-100-101	Seal	Able Aerospace Services, Inc.	Bell 412	63	Consumables / Hardware	PMA
4AA-340-102-101	Seal	Able Aerospace Services, Inc.	Bell 407 Bell 206L LongRanger	63	Flight Controls	PMA
4AA-340-103-103	Roller Set	Able Aerospace Services, Inc.	Bell 206 Bell 407+1	63	Flight Controls	PMA
4AA-340-104-101	Seal	Able Aerospace Services, Inc.	Bell 206 Bell 407+1	63	Flight Controls	PMA
4AA-340-105-101	Seal	Able Aerospace Services, Inc.	Bell 206 Bell 407+1	63	Flight Controls	PMA
4AA-340-105-103	Seal	Able Aerospace Services, Inc.	Bell 412 Bell 212	63	Flight Controls	PMA
4AA-340-107-101	Shaft	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-340-108-101	Adapter	Able Aerospace Services, Inc.	Bell 206 Bell 407+1	63	Flight Controls	PMA
4AA-340-109-101	Retainer	Able Aerospace Services, Inc.	Bell 206 Bell 407+1	63	Flight Controls	PMA
4AA-342-412-101	Input Seal	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4AA-342-415-101	Sleeve, Wear	Able Aerospace Services, Inc.	Bell 407	63	Flight Controls	PMA
4B97-342	drive shaft	intertechnique s a	—	63	Flight Controls	OEM