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
44-45 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-45 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-45 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-46	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-46	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-46 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-46 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-46 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-47 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-47 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-47 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-48	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-48	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-48 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-48 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-48 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-49 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-49 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-49 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-50	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-50	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-50 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-50 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-50 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-51	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-51	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-51 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-51 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-51 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-52	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-52	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-52 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-52 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-52 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-53	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-53	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-53 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-53 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-53 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-54	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-54	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-54 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-54 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-54 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-55	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-55	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-55 P03	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-55 P07	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-55 P12	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM
44-56	Stud, 7/16 Dia. Fine Thread	—	—	85	Engine Accessories	OEM