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
2542	BEARING	—	—	85	unknown
2542369	Diaphragm Assy	VSE Aviation Services LLC	—	85	Engine Accessories	PMA
25485	CYLINDER	—	C340	85	unknown
25717	MANIFOLD	—	—	85	unknown	OEM
2577166-F	lock pin	other	—	85	Consumables / Hardware	OEM
2577258-F	gasket	other	—	85	Engine Accessories	OEM
2580	Bushing, 1 3/16 Inch I.D.	Air Repair Inc	—	85	Engine Accessories	PMA
25C-12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-12 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-12 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-12 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-12 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-12 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-12 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-13 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-13 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-13 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-13 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-13 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-13 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-14	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-14	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-14 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-14 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-14 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-14 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-14 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-14 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-15	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-15	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-15 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-15 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-15 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-15 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-15 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-15 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-16	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-16	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-16 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-16 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-16 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-16 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-16 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-16 P12	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-17	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-17	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-17 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-17 P03	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM
25C-17 P07	Stud, 1/4 Dia. Coarse Thread	—	—	85	Engine Accessories	OEM