ATA 85 — Reciprocating Engine

19,883 parts classified under this chapter

Reliability rollup

91%Median scrap propensity

2,637 parts · 5,796 SDR reports

From FAA Service Difficulty Reports

Part Number	Description	Manufacturer	Airframe	ATA	Category	Status
891911	CYLINDER HEAD	WRIGHT	—	85	Engine Accessories	OEM
893741	CYLINDER	—	—	85	unknown	OEM
893742C	CYLINDER	—	—	85	unknown	OEM
8976021	CAM	—	C441 Conquest	85	unknown	OEM
899353	CYLINDER HEAD	—	—	85	unknown	OEM
89P102569	SUPPORT	—	—	85	unknown
9-112045-04	cover gasket	other	—	85	Engine Accessories	OEM
9-217705-02	body gasket	other	—	85	Engine Accessories	OEM
909277	Pin	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
911674	HOUSING	—	—	85	unknown
911746	BUSHING	—	—	85	unknown	OEM
912F3	ENGINE	—	—	85	Engine Accessories	OEM
912ISSPORT	ENGINE	Rotax	—	85	Engine Accessories	OEM
912ULS	CONNECTING ROD	Rotax	—	85	Engine Accessories	OEM
913220	CYLINDER	—	—	85	unknown	OEM
913425	CYLINDER HEAD	—	—	85	Engine Accessories	PMA
91532	CYLINDER	—	—	85	unknown
920009-01, -505	Seal	Machen, Inc.	—	85	Consumables / Hardware	PMA
92002-5, -7	Bushing	Machen, Inc.	—	85	Consumables / Hardware	PMA
920026-501, -502	Hose	Machen, Inc.	—	85	Engine Accessories	PMA
920029-509	Bushing	Machen, Inc.	—	85	Consumables / Hardware	PMA
920032-1, -2	Washer	Machen, Inc.	—	85	Consumables / Hardware	PMA
920034-501, -505	Bushing	Machen, Inc.	—	85	Consumables / Hardware	PMA
920037-1, -505	Spacer-Flanged	Machen, Inc.	—	85	Consumables / Hardware	PMA
920102-01	Shoulder Nut	Machen, Inc.	—	85	Consumables / Hardware	PMA
920104-01	Bushing	Machen, Inc.	—	85	Consumables / Hardware	PMA
920644	CYLINDER	—	C402	85	unknown	OEM
922224	IMPELLER	—	—	85	unknown	OEM
922230	SOCKET	—	—	85	unknown	OEM
924540	EQUALIZER TUBE	—	—	85	unknown
9265	GLAND NUT	—	Douglas DC-6	85	Consumables / Hardware	PMA
92818	Cylinder Assembly	—	—	85	Engine Accessories	OEM
9290M85P01	Piston-Ring	—	—	85	Engine Accessories	OEM
934215	CYLINDER	—	—	85	unknown	OEM
935730	GEAR	—	—	85	unknown	OEM
941V0400SA	Piston Ring Assembly	—	767-300 747-200	85	Engine Accessories	OEM
941V0500SA	Piston Ring Assembly	—	767-300 747-200	85	Engine Accessories	OEM
941V200SA	Piston Ring Assembly	—	767-300 747-200	85	Engine Accessories	OEM
941V300 941V0400	Piston Ring Assembly	—	767-300 747-200	85	Engine Accessories	OEM
95004	name plate	teledyne continental	—	85	Consumables / Hardware	OEM
95005	name plate	teledyne continental	—	85	Consumables / Hardware	OEM
9515M29P02	Gasket, Seal	—	—	85	Consumables / Hardware	OEM
9515M29P02	Gasket, Seal	—	—	85	Consumables / Hardware	OEM
9531046-1	DC-6 Rectangular Puck Assembly	—	—	85	Engine Accessories	OEM
9531047-1	DC-6 Round Puck Assembly	—	—	85	Engine Accessories	OEM
954	STUD	—	PA-34 Seneca PA-32 Cherokee Six	85	Consumables / Hardware
955969	EXHAUST VALVE	CONT	C150	85	Engine Accessories	OEM
956470	LINE	—	—	85	unknown	OEM
956476	LINE	—	747-400	85	unknown	OEM
9645200	BREATHER	—	—	85	Engine Accessories	OEM