ATA 85 — Reciprocating Engine

20,859 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
1F1995714	PUSHROD	—	PA-28 Cherokee	85	unknown	OEM
1H2418	MANIFOLD	—	PA-46 Malibu	85	unknown
1U128-003 -004 -005	vacuum pump model 1u128b	teledyne continental	—	85	Engine Accessories	OEM
200047-5	Gasket	Machen, Inc.	—	85	Consumables / Hardware	PMA
2001-028-901	Valve Assembly - Header Tank Pressure Relief	Roush Industries Inc	—	85	Powerplant / Nacelle	PMA
2001-029-901	Pressure Cap Assembly - Header Tank (12 TPI)	Roush Industries Inc	—	85	Powerplant / Nacelle	PMA
2001-030-901	Filler Cap Assembly - Header Tank (18 TPI)	Roush Industries Inc	—	85	Powerplant / Nacelle	PMA
200212	Stud, 1/4 x 1-3/16 Long	—	King Air 90	85	Engine Accessories	OEM
200212	Stud, 1/4 x 1-3/16 Long	—	King Air 90	85	Engine Accessories	OEM
20195707	SEPARATOR FILTER	—	C414	85	Consumables / Hardware	PMA
20202	Washer, 880DX .453 ID.	—	—	85	Engine Accessories	OEM
202444	Plug, Piston Pin	—	—	85	Engine Accessories	OEM
20254	Gasket, Valve Rocker Cover	Air Repair Inc	—	85	Engine Accessories	PMA
20254-S	Gasket, Rocker Cover	Air Repair Inc	—	85	Engine Accessories	PMA
20262	Pushrod Tube Base Gasket	—	—	85	Engine Accessories	OEM
20262	Pushrod Tube Base Gasket	—	—	85	Engine Accessories	OEM
20266	Packing, Pushrod	Air Repair Inc	—	85	Engine Accessories	PMA
20268	Gasket, Valve Tappet Guide	Air Repair Inc	—	85	Engine Accessories	PMA
20330160	CYLINDER	—	—	85	Hydraulics	PMA
20384	Spring, Valve Intermediate	Air Repair Inc	—	85	Engine Accessories	PMA
20385	Spring, Valve Inner	Air Repair Inc	—	85	Engine Accessories	PMA
20428	BEARING	—	Bell 204	85	unknown
204418156	ADAPTER	—	C172 Skyhawk Bell 204	85	unknown	OEM
20467	Gasket, Rocker Scavenge Cover	Air Repair Inc	—	85	Engine Accessories	PMA
20467 531092	Rocker Elbow-Gasket	—	—	85	Engine Accessories	OEM
20467 531092	Rocker Elbow-Gasket	—	—	85	Engine Accessories	OEM
20506	LINK ROD	—	Bell 205	85	unknown
20522	WASHER	—	PA-34 Seneca	85	Consumables / Hardware	OEM
20532	Gasket, Rocker Scavenge Pump Body	Air Repair Inc	—	85	Engine Accessories	PMA
205364205523	STUD	—	—	85	unknown	OEM
20541	Carburetor (MA-5 Type)	—	—	85	Engine Accessories	OEM
2055013-1	Baffle Assembly-#4 Cylinder	—	C177 Cardinal	85	Engine Accessories	OEM
2055013-1	Baffle Assembly-#4 Cylinder	—	C177 Cardinal	85	Engine Accessories	OEM
2055235	STUD	—	—	85	unknown	OEM
20554 (as a set)	Piston Pin and Plug	—	—	85	Engine Accessories	OEM
20555	Carburetor (MA-5 Type)	—	—	85	Engine Accessories	OEM
20556	Carburetor (MA-5AA Type)	—	—	85	Engine Accessories	OEM
20578	Cylinder Assembly	—	—	85	Engine Accessories	OEM
20578A1	CYLINDER	—	—	85	Hydraulics	PMA
2072000002	RADIATOR PIPE	—	—	85	Environmental / Cabin	PMA
207203	Valve Seats	—	—	85	Engine Accessories	OEM
20736	PISTON	—	—	85	unknown
20786	SEAT	—	—	85	unknown	OEM
20791	DRIVE SHAFT	CONT	SR22	85	Engine Accessories	OEM
208290	Valve Seats	—	—	85	Engine Accessories	OEM
208709	Valve Seats	—	—	85	Engine Accessories	OEM
209511	Valve Seats	—	—	85	Engine Accessories	OEM
209628	Valve Seats	—	—	85	Engine Accessories	OEM
209647	Valve Seats	—	—	85	Engine Accessories	OEM
20971	Valve-High Pressure Relief	Air Repair Inc	—	85	Engine Accessories	PMA