ATA 63 — Main Rotor Drive(s)

6,080 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
350A32040000	PUMP	—	AS350 Ecureuil H125	63	Hydraulics	OEM
350A32040000M	PUMP	—	AS350 Ecureuil H125	63	Hydraulics	OEM
350A32050002	BRAKE ASSY	Airbus	A350-900 AS350 Ecureuil+1	63	Wheels & Brakes	OEM
350A32050005	BRAKE	—	AS350 Ecureuil H125	63	Wheels & Brakes	OEM
350A32106038	SCREW	—	AS350 Ecureuil H125	63	Consumables / Hardware	OEM
350A32106046	BOLTS	—	AS350 Ecureuil	63	Consumables / Hardware
350A32106320	GASKET	—	AS350 Ecureuil H125	63	Consumables / Hardware	OEM
350A32106321	GASKET	—	AS350 Ecureuil EC130	63	Consumables / Hardware	OEM
350A32107521	mgb nitrided planet gear	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Structures	OEM
350A32108203	PLANETARY GEAR	UROCOP	AS350 Ecureuil H125+1	63	Engine Accessories
350A32108623	ring gear fixed	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Electromechanical	OEM
350A32313400	SWITCH	—	AS350 Ecureuil H125	63	Electromechanical	OEM
350A32315220	BOLT	—	AS350 Ecureuil H125	63	Consumables / Hardware	OEM
350A32315520	CASE HALF	—	AS350 Ecureuil H125	63	Structures	OEM
350A32315602	GEARBOX	SNIAS	AS350 Ecureuil H125	63	Flight Controls	OEM
350A32320021	accessory bevel gear	airbus helicopters inc american eurocopter	—	63	Structures	OEM
350A32320100	casing	airbus helicopters inc american eurocopter	—	63	Engine Accessories	OEM
350A32392301	DRIVE SHAFT	—	AS350 Ecureuil H125	63	Structures	OEM
350A32501000	SUPPORT BRACKET	—	AS350 Ecureuil H125	63	Structures	OEM
350A32501020	LINING SUPPORT	—	AS350 Ecureuil H125	63	Wheels & Brakes
350A33-0200-0501	shaft tgb long	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A33-1062-20	housing inlet tgb	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A33-1090-46	repair bushing 3	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Consumables / Hardware	OEM
350A33-1091-01	matched spiral and bevel gear	Eurocopter	AS350 Ecureuil	63	Structures	OEM
350A33-5114-20	housing	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Structures	OEM
350A33318001	torsional beam	airbus helicopters inc american eurocopter	—	63	Structures	OEM
350A33501000	SUPPORT ASSY	—	AS350 Ecureuil H125	63	Structures	OEM
350A34-0210-0601	r shaft use-06	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A34021004	DRIVESHAFT	—	AS350 Ecureuil H125	63	Electromechanical	OEM
350A34103021	BOLT	—	AS350 Ecureuil H125	63	Consumables / Hardware	OEM
350A35-1100-2001	coupling shaft	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A35101820	PULLEY	SNIAS	AS350 Ecureuil H125	63	Flight Controls	OEM
350A351069	GIMBAL PIN	TMECA	AS350 Ecureuil H125	63	Consumables / Hardware	OEM
350A35106920	PIN	—	A350-900 A350-1000+2	63	Consumables / Hardware
350A35109120	COUPLING	UROCOP	AS350 Ecureuil H125	63	Structures	OEM
350A35110203	COUPLING	—	AS350 Ecureuil H125	63	Structures	OEM
350A35110205	COUPLING	AEROSP	AS350 Ecureuil H125	63	Structures	OEM
350A35110403	CASING	—	AS350 Ecureuil H125	63	Structures	OEM
350A35110421	GIMBAL HOUSING	—	AS350 Ecureuil H125	63	Avionics / Electronics
350A35110500	GIMBAL JOINT	AEROSP	AS350 Ecureuil H125	63	Flight Controls	OEM
350A35132520	drive shaft	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A37-0004-02ME	main rotor shaft assy	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A37-1076-11	shaft main rotor	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A37-1076-12	shaft rotor timken	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A37-1175-C4	bush	airbus helicopters inc american eurocopter	—	63	Consumables / Hardware	OEM
350A37-1180-21	oil jet	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Engine Accessories	OEM
350A37-1290-02	shaft main rotor	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A37-1292-0001	lower casing m-r shaft	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM
350A37000305	SHAFT	—	AS350 Ecureuil H125	63	Structures	OEM
350A37000305M	main rotor shaft	airbus helicopters inc american eurocopter	AS350 Ecureuil	63	Flight Controls	OEM