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
252542CC, 252542ST (and oversizes up to .015)	Ring Assy, Oil Control	Airmotive Engineering Corp	—	85	Engine Accessories	PMA
252543CC (and oversizes up to .015)	Ring, Scraper	Airmotive Engineering Corp	—	85	Engine Accessories	PMA
252545	ring assembly oil control	teledyne continental	—	85	Consumables / Hardware	OEM
252545CC	Ring Assembly, Oil Control	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252545CCP005	Ring Assembly, Oil Control	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252545CCP010	Ring Assembly, Oil Control	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252545CCP015	Ring Assembly, Oil Control	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252545P015	Ring Assembly, Oil Control	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252545ST	Ring Assembly, Oil Control	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252545STP005	Ring Assembly, Oil Control	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252545STP010	Ring Assembly, Oil Control	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252546	ring scraper	teledyne continental	—	85	Consumables / Hardware	OEM
252546CC	Ring, Scraper	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252546CCP005	Ring, Scraper	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252546CCP010	Ring, Scraper	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252546CCP015	Ring, Scraper	Airmotive Engineering Corp	—	85	Consumables / Hardware	PMA
252575 (and oversizes up to .020)	Ring, Scraper	Airmotive Engineering Corp	—	85	Engine Accessories	PMA
252576 (and oversizes up to .020)	Ring Assy, Oil Control	Airmotive Engineering Corp	—	85	Engine Accessories	PMA
252577CC, 252577ST (and oversizes up to .010)	Ring, Compression	Airmotive Engineering Corp	—	85	Engine Accessories	PMA
252578CC, 252578ST (and oversizes up to .020)	Ring Assy, Oil Control	Airmotive Engineering Corp	—	85	Engine Accessories	PMA
25288	POST	—	PA-31 Navajo	85	unknown
25329	Stud, 7/16 x 6-3/32 Long	—	King Air 90	85	Engine Accessories	OEM
25329	Stud, 7/16 x 6-3/32 Long	—	King Air 90	85	Engine Accessories	OEM
25330	Stud, 7/16 x 3-5/8 Long	—	King Air 90	85	Engine Accessories	OEM
25330	Stud, 7/16 x 3-5/8 Long	—	King Air 90	85	Engine Accessories	OEM
2537055-F	enrichment valve cover	other	—	85	Engine Accessories	OEM
2537646-F	idle valve cover assy	other	—	85	Engine Accessories	OEM
2540057	Screw	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540866	Diaphragm	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540867	Diaphragm	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540871	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540872	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540876	Diaphragm	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540882	Diaphragm	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540883	Diaphragm	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540884	Diaphragm	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540885	Diaphragm	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540886	Diaphragm, Idle Needle	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540890	Diaphragm	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540897	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540898	Diaphragm & Needle Assy	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540903	Diaphragm & Valve Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540908	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540909	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540917	Diaphragm & Needle Assy	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540918	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540923	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540924	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540925	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
2540928	Diaphragm Assembly	VSE Aviation Services LLC	—	85	Engine Accessories	PMA