ATA 85 — Reciprocating Engine

23,102 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
1171+15	Bearing .9951 Dia X 1.1890 OD X 1.250 Long (Incl Tab Repl)	—	—	85	—	OEM
1171+20	Bearing .9951 Dia X 1.1890 OD X 1.250 Long (Incl Tab Repl)	—	—	85	—	OEM
1171+3	Bearing .9951 Dia X 1.1890 OD X 1.250 Long (Incl Tab Repl)	—	—	85	—	OEM
1171+5	Bearing .9951 Dia X 1.1890 OD X 1.250 Long (Incl Tab Repl)	—	—	85	—	OEM
1174+10	Bushing, magneto drive shaft	—	—	85	—	OEM
1174+15	Bushing, magneto drive shaft	—	—	85	—	OEM
1174+20	Bushing, magneto drive shaft	—	—	85	—	OEM
1174+3	Bushing, magneto drive shaft	—	—	85	—	OEM
1174+30	Bushing, magneto drive shaft	—	—	85	—	OEM
1174+5	Bushing, magneto drive shaft	—	—	85	—	OEM
11754	CAMSHAFT	—	PA-28 Cherokee	85	Engine Accessories	OEM
11768	CAM RING	—	—	85	Engine Accessories	OEM
1180011795	SPRING	—	—	85	unknown	OEM
1183-B	Gasket - Rear Oil Sump Paper	—	—	85	—	OEM
1183-B	Gasket - Rear Oil Sump Paper	—	—	85	—	OEM
1183-R	Gasket-rear Sump Rubber	—	—	85	—	OEM
1183-R	Gasket-rear Sump Rubber	—	—	85	—	OEM
1185-B	Gasket - Front Oil Sump Paper	—	—	85	—	OEM
1185-B	Gasket - Front Oil Sump Paper	—	—	85	—	OEM
1185-R	Gasket - Front Oil Sump Rubber	—	—	85	—	OEM
1185-R	Gasket - Front Oil Sump Rubber	—	—	85	—	OEM
1187	Gasket, Crankcase - Rear	—	—	85	—	OEM
1187	Gasket, Crankcase - Rear	—	—	85	—	OEM
11874	PUSHROD	PWA	—	85	Engine Accessories	OEM
11876	PUSHROD TUBE	—	—	85	Engine Accessories	PMA
1187KAH	Gasket, Crankcase - Rear	Kenmore Air Harbor Inc	—	85	Consumables / Hardware	PMA
11B200511DL	CRANKCASE	—	C177 Cardinal	85	Engine Accessories	PMA
11B200511SL	CRANKCASE	—	—	85	Engine Accessories	OEM
11B20061-3SH	Crankcase Assembly (Conical Mount, Wide Deck)	—	—	85	Engine Accessories	OEM
11B20061-3SL	Crankcase Assembly (Conical Mount, Wide Deck)	—	—	85	Engine Accessories	OEM
11B200611SB	CRANKCASE	LYC	PA-28 Cherokee PA-28-140	85	Engine Accessories	OEM
11B200611SH	CRANKCASE	—	PA-28 Cherokee	85	Engine Accessories	OEM
11B200615H1	CRANKCASE	—	PA-28 Cherokee	85	Engine Accessories	OEM
11F2002203	CRANKCASE	—	PA-31 Navajo	85	Engine Accessories	PMA
11F20022D3	CRANKSHAFT	—	PA-31 Navajo	85	Engine Accessories	OEM
11F20022S3	CRANKCASE	—	PA-31 Navajo	85	Engine Accessories	PMA
11F24022S3	CRANKCASE	LYC	PA-31 Navajo	85	Engine Accessories	OEM
1201-1 PMA	gasket assy	other	—	85	Engine Accessories	PMA
12054+4	Stud-Plain	—	—	85	—	OEM
12054+42	Stud-Plain	—	—	85	—	OEM
12054+8	Stud-Plain	—	—	85	—	OEM
120751	Cylinder	cub crafters inc	—	85	Powerplant	PMA
120752	Piston	cub crafters inc	—	85	Powerplant	PMA
12081	STUD	—	767-200 767-300	85	Consumables / Hardware	OEM
12081P4	STUD	—	—	85	unknown
12317+12	Stud Plain .3125-18-24 X 1.312 Long	—	—	85	—	OEM
12317+4	Stud Plain .3125-18-24 X 1.312 Long	—	—	85	—	OEM
12317+8	Stud Plain .3125-18-24 X 1.312 Long	—	—	85	—	OEM
12345	LANDING GEAR	Goodrich	—	85	Landing Gear	OEM
123929	LINE	—	—	85	unknown	OEM