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
9235115008	PUMP	—	S-92	63	Hydraulics	OEM
9235115100	GEARBOX	—	S-92	63	Structures	OEM
9235115100043	GEARBOX	—	S-92	63	Structures	OEM
9235115100047	GEARBOX	SKRSKY	S-92	63	Engine Accessories	OEM
9235115100050	GEARBOX	—	S-92	63	Structures	OEM
9235115110046	MODULE	—	S-92	63	unknown	OEM
9235115114101	BEVEL GEAR	—	S-92	63	Structures	OEM
9235115159041	SHAFT	—	S-92	63	Structures	OEM
9235115171041	PINION	—	S-92	63	Structures	OEM
9235115171041040	PINION GEAR	—	S-92	63	Structures	OEM
9235115284104	SPLINE ADAPTER	—	S-92	63	Consumables / Hardware	OEM
9235115800104	PUMP	—	S-92	63	Hydraulics	OEM
9235115809102	BYPASS VALVE	—	S-92	63	Hydraulics	OEM
9235135109103	BUSHING	SKRSKY	S-92	63	unknown	OEM
9235135113102	BUSHING	SKRSKY	S-92 S-61	63	unknown	OEM
92351510042	GEARBOX	SKRSKY	S-92	63	Structures	OEM
92358-06801-103	chip detector	sikorsky aircraft corporation	S-92	63	Avionics / Electronics	OEM
92361-03804-101	mgb heat exchang	sikorsky aircraft corporation	—	63	Electromechanical	OEM
92361-03806-101	bypass valve	sikorsky aircraft corporation	S-92	63	Engine Accessories	OEM
92361-03806-102	bypass valve trans oil outlet	sikorsky aircraft corporation	—	63	Powerplant / Nacelle	OEM
92361-05801-113	number 3-4 drive shaft	sikorsky aircraft corporation	S-92	63	Electromechanical	OEM
92400-01840-103	rotor brake master cylinder	sikorsky aircraft corporation	S-92	63	Flight Controls	OEM
92400-01840-105	Rotor Brake Master Cylinder	—	S-92A	63	Powerplant / Nacelle	OEM
92400-01840-105	Rotor Brake Master Cylinder	—	S-92A	63	Powerplant / Nacelle	OEM
92450-15801-101	main gear box pressure sensor	sikorsky aircraft corporation	S-92	63	Instruments	OEM
9245015801102	SENSOR	—	S-92	63	unknown	OEM
92552-15101-043	harness assembly mgb	sikorsky aircraft corporation	S-92	63	Avionics / Electronics	OEM
9260002801101	CHIP DETECTOR	—	S-92	63	Instruments	OEM
92631-03804-101	Transmission Oil Cool	—	S-92A	63	unknown	OEM
9430387	disk unplated gear tooth	sikorsky aircraft corporation	—	63	Engine Accessories	OEM
9440791-1	Disk	—	Bell 412 Bell 205+2	63	unknown	OEM
9440791-1	Disk	—	Bell 412 Bell 205+2	63	unknown	OEM
9440791-1AA	Disk	Able Aerospace Services, Inc.	Bell 412 Bell 205+2	63	Flight Controls	PMA
9440904	Disk	—	Bell 206 Bell 206L LongRanger	63	unknown	OEM
9440904	Disk	—	Bell 206 Bell 206L LongRanger	63	unknown	OEM
9440904AA	Disk	Able Aerospace Services, Inc.	Bell 206 Bell 206L LongRanger	63	Flight Controls	PMA
945066-3	shaft asy	other	—	63	Flight Controls	OEM
947B181-1	shaft	other	—	63	Flight Controls	OEM
950156790	BLOWER	—	S-76	63	Environmental / Cabin	OEM
9524218	9524218seal bearing	airbus helicopters inc american eurocopter	—	63	Consumables / Hardware	OEM
95460137520	MAGNETIC SEAL	—	AS350 Ecureuil H125	63	Consumables / Hardware	OEM
95544576	BLOWER WHEEL	—	AS350 Ecureuil H125+1	63	Environmental / Cabin	OEM
9560156800	drive shaft	sikorsky aircraft corporation	—	63	Engine Accessories	OEM
9560167480	varilip seal power shaft	airbus helicopters inc american eurocopter	—	63	Flight Controls	OEM
9699M63P02	shaft	other	—	63	Structures	OEM
97153-420	hydraulic power rotor brake	airbus helicopters inc american eurocopter	—	63	Hydraulics	OEM
9820G32-2370-00	332a32237000 -9820-pion	Eurocopter	—	63	Engine Accessories	OEM
A0061	TRANSMISSION	—	R22	63	Electromechanical	OEM
A0066	GEARBOX	ROBSIN	R22	63	Engine Accessories	OEM
A0181	CLUTCH	ROBSIN	R22	63	Structures	OEM