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
PGI 49198-3	Shaft	Precision Gear Inc	—	63	Engine Accessories	PMA
PGI 49202-2	Shaft Assembly	Precision Gear Inc	—	63	Engine Accessories	PMA
PGI 49202-3	Shaft Assembly	Precision Gear Inc	—	63	Engine Accessories	PMA
PHI206052	MAGNETIC SEAL	—	Bell 206 Bell 206L LongRanger	63	Engine Accessories	OEM
PHI2062002	DRIVE LINK	—	Bell 206 Bell 206L LongRanger	63	Electromechanical	OEM
PHI212412830	MAGNETIC SEAL	—	Bell 412	63	Consumables / Hardware	OEM
PHIPBH40701	BLOWER	—	Bell 407	63	Environmental / Cabin	OEM
Piper Aircraft 49197-2	Shaft	—	—	63	unknown	OEM
Piper Aircraft 49197-3	Shaft	—	—	63	unknown	OEM
Piper Aircraft 49198-2	Shaft	—	—	63	unknown	OEM
Piper Aircraft 49198-3	Shaft	—	—	63	unknown	OEM
Piper Aircraft 49202-2	Shaft Assembly	—	—	63	unknown	OEM
Piper Aircraft 49202-3	Shaft Assembly	—	—	63	unknown	OEM
POLYV698K5	belt	airbus helicopters inc american eurocopter	—	63	Consumables / Hardware
Pratt & Whitney 5403050	Main Gearbox Assembly	—	—	63	Powerplant / Nacelle	OEM
Pratt & Whitney 5403050	Main Gearbox Assembly	—	—	63	Powerplant / Nacelle	OEM
Pratt & Whitney 5404847	Main Gearbox Assembly	—	—	63	Powerplant / Nacelle	OEM
Pratt & Whitney 5404847	Main Gearbox Assembly	—	—	63	Powerplant / Nacelle	OEM
Pratt & Whitney 5405425	Main Module Gearbox Assembly	—	—	63	Powerplant / Nacelle	OEM
Pratt & Whitney 815827 and 815829	Gasket - Gearbox Cover	—	—	63	unknown	OEM
Pratt & Whitney ST1524-03	Rivet-blind	—	—	63	Consumables / Hardware	OEM
PS701-5436-000	roller bearing	airbus helicopters inc american eurocopter	—	63	Structures	OEM
PT01003	Gasket - Gearbox Cover	PTM International Inc	—	63	Engine Accessories	PMA
R1040900-004AA	Lens Assembly	Able Aerospace Services, Inc.	737-600 737-700+3	63	Flight Controls	PMA
R1610-26075-7	screen assembly	sikorsky aircraft corporation	—	63	Consumables / Hardware	OEM
R2005T33P01	magnetic plug	sikorsky aircraft corporation	—	63	Electromechanical	OEM
R206-070-363-1	Adapter Assembly	Rotair Industries Inc	Bell 206	63	Structures	PMA
R206-070-363-19	Gasket	Rotair Industries Inc	Bell 206	63	Consumables / Hardware	PMA
R206-070-363-21	Flange	Rotair Industries Inc	Bell 206	63	Consumables / Hardware	PMA
R206-070-363-23	Adapter	Rotair Industries Inc	Bell 206	63	Consumables / Hardware	PMA
R47-620-207-1	Spiral Bevel Gear (Fan Drive Gear)	Helicopter Tech Inc	Bell 47	63	Engine Accessories	PMA
R47-620-530-1	Spiral Bevel Pinion (Fan Drive Gear)	Helicopter Tech Inc	Bell 47	63	Engine Accessories	PMA
R47-620-691-3	Drum, Centrifugal Clutch, Transmission	Helicopter Technology Inc	—	63	Powerplant / Nacelle	PMA
R47-620-691-5	Drum, Centrifugal Clutch, Transmission	Helicopter Technology Inc	—	63	Powerplant / Nacelle	PMA
R47-644-130-11	Coupling	Helicopter Technology Inc	—	63	Consumables / Hardware	PMA
R47-644-131-2	Coupling	Helicopter Technology Inc	—	63	Consumables / Hardware	PMA
R47120252003F	GRIP	—	—	63	Structures	OEM
R476204971	GEAR SET	—	—	63	Structures	OEM
R6130-62014-1	shaft assembly	sikorsky aircraft corporation	—	63	Engine Accessories	OEM
R6130-62031-1	worm assembly	sikorsky aircraft corporation	—	63	Electromechanical	OEM
R6130-62036-1	worm gear	sikorsky aircraft corporation	—	63	Powerplant / Nacelle	OEM
R6130-80075-3	shaft	sikorsky aircraft corporation	—	63	Powerplant / Nacelle	OEM
R6130-80075-4	shaft	sikorsky aircraft corporation	—	63	Engine Accessories	OEM
R6130-80513-1	manifold	sikorsky aircraft corporation	—	63	Powerplant / Nacelle	OEM
R6132-61027-1	shaft assembly	sikorsky aircraft corporation	—	63	Powerplant / Nacelle	OEM
R6135-20033-0	shim	sikorsky aircraft corporation	—	63	Consumables / Hardware	OEM
R6135-20047	liner	sikorsky aircraft corporation	—	63	Engine Accessories	OEM
R6135-20062	liner	sikorsky aircraft corporation	—	63	Engine Accessories	OEM
R6135-20070-2	gear	sikorsky aircraft corporation	—	63	Electromechanical	OEM
R6135-20070-3	gear	sikorsky aircraft corporation	—	63	Engine Accessories	OEM