ATA 63 — Main Rotor Drive(s)

6,045 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
206040151015	CASE ASSY	—	Bell 206	63	Structures	OEM
206040156001	MAGNETIC SEAL	—	Bell 206 Bell 407+1	63	Consumables / Hardware	OEM
2060401561	SEAL	—	Bell 206 Bell 407	63	Consumables / Hardware	OEM
206040156101	MAGNETIC SEAL	—	Bell 206 Bell 206L LongRanger	63	Consumables / Hardware	OEM
206040184001	PUMP	—	Bell 206	63	Hydraulics	OEM
206040190005	HOUSING	—	Bell 206 Bell 206L LongRanger	63	unknown	OEM
206040204001	PLATE	—	Bell 206	63	unknown
206040205005	BEARING	—	Bell 206	63	unknown
206040206001	BEARING	—	Bell 206	63	unknown	OEM
206040221003	OUTER SHAFT	Bell	Bell 206	63	Engine Accessories	OEM
206040222003	SHAFT	—	Bell 206	63	Structures	OEM
206040222005	SHAFT	—	Bell 206 Bell 206L LongRanger	63	Engine Accessories	OEM
206040222009	SHAFT	—	Bell 206 Bell 206L LongRanger	63	Structures	OEM
206040230014	FREEWHEEL UNIT	—	Bell 206	63	Electromechanical	OEM
206040230019	FREEWHEEL UNIT	—	Bell 206	63	Structures	OEM
206040230025	FREEWHEEL ASSY	—	Bell 206	63	Electromechanical	OEM
20604023025	SEAL	—	Bell 206	63	Consumables / Hardware	OEM
206040236013	HOUSING	—	Bell 206	63	unknown
206040236017	HOUSING	—	Bell 206	63	unknown	OEM
206040241001	HOUSING ASSY	—	Bell 206 Bell 206L LongRanger	63	Engine Accessories	OEM
206040268001	FREEWHEEL	—	Bell 206 Bell 206L LongRanger	63	Electromechanical	OEM
206040270	FREEWHEEL UNIT	—	Bell 206	63	Structures	OEM
206040270003	FREEWHEEL UNIT	—	Bell 206	63	Engine Accessories	OEM
206040270009	FREEWHEEL UNIT	—	Bell 206 Bell 206L LongRanger	63	Structures	OEM
206040270101	AFT SUPPORT	—	Bell 206 Bell 206L LongRanger	63	Structures	OEM
206040270123	FREEWHEEL UNIT	—	Bell 206 Bell 206L LongRanger	63	Electromechanical	OEM
206040270177	FREE WHEEL	—	Bell 206	63	Structures	OEM
206040272101	SEAL ASSY	—	Bell 206 Bell 206L LongRanger	63	Consumables / Hardware	OEM
206040301023	BEARING	—	Bell 206	63	unknown
206040301105	BLOWER ASSEMBLY	—	Bell 206	63	Electromechanical	OEM
206040320103	SHAFT	—	Bell 206 Bell 206L LongRanger	63	Electromechanical	OEM
206040360037	BEARING	—	Bell 206	63	unknown
2060404122103	PLANETARY GEAR	—	—	63	Electromechanical	OEM
206040525001	FILTER	—	Bell 206 Bell 206L LongRanger	63	unknown
206040525007	HOUSING	—	Bell 206 Bell 206L LongRanger	63	unknown
206040526001	TUBE	—	Bell 206	63	unknown	OEM
206040530001	CASE ASSY	—	Bell 206 Bell 206L LongRanger	63	Structures	OEM
206040530101	CASE ASSEMBLY	—	Bell 206 Bell 206L LongRanger	63	Structures	OEM
206040531001	CASE ASSY	—	Bell 206 Bell 206L LongRanger	63	Structures	OEM
206040531105	CASE ASSY	—	Bell 206 Bell 206L LongRanger	63	Structures	OEM
206040532101	MOUNT	—	Bell 206	63	unknown	OEM
2060405325	RING GEAR	—	Bell 206 Bell 206L LongRanger	63	Electromechanical	OEM
206040540003	SHAFT	—	Bell 206 Bell 206L LongRanger	63	Electromechanical	OEM
206040544001	TUBE	—	Bell 206 Bell 206L LongRanger	63	unknown
206040561103	SUN GEAR	—	Bell 206 Bell 206L LongRanger	63	Electromechanical	OEM
206040562101	SUN GEAR	—	Bell 206 Bell 206L LongRanger	63	Engine Accessories	OEM
206040563001	TUBE ASSY	—	Bell 206 Bell 206L LongRanger	63	Engine Accessories	OEM
206040581001	TUBE	—	Bell 206 Bell 206L LongRanger	63	unknown	OEM
206040662101	SUN GEAR	—	Bell 206 Bell 206L LongRanger	63	Electromechanical	OEM
206040810103	INDICATOR	—	Bell 206	63	Instruments	OEM