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
07-17528	STD-1392 Lycoming Plug - .268-.269 Dia X .31 Lg	—	—	85	Consumables / Hardware	OEM
07-17534	STD-148 Lycoming Nipple - Union-.125 NPT	—	—	85	Consumables / Hardware	OEM
07-17544	STD-1685 Lycoming Nut - .250-20 Self Locking	—	—	85	Consumables / Hardware	OEM
07-17545	STD-1686 Lycoming Screw - #10-32 X .44 Long	—	—	85	Consumables / Hardware	OEM
07-17548	STD-1702 Lycoming Seal - 2.63 X 1.81 X .50	—	—	85	Consumables / Hardware	OEM
07-17549	STD-1708 Lycoming Seal - 1.44 X 1.00 X .39	—	—	85	Consumables / Hardware	OEM
07-17550	Lycoming STD-1709 Circlip	—	—	85	Consumables / Hardware	OEM
07-17552	STD-1732 Lycoming Ring - External Retaining	—	—	85	Consumables / Hardware	OEM
07-17554	STD-1737 Lycoming Ring - External Retaining-.56 Di	—	—	85	Consumables / Hardware	OEM
07-17556	STD-1756 Lycoming Washer - .20 X .75 X .035	—	—	85	Consumables / Hardware	OEM
07-17558	STD-1774 Lycoming Pin - .125 Dia X .25 Long	—	—	85	Consumables / Hardware	OEM
07-17561	STD-1792 Lycoming Hose - 1.75 Id X 2.38 Lg	—	—	85	Engine Accessories	OEM
07-17562	STD-1797 Lycoming Hose - .75 X 1.09 X 2.25 Lg	—	—	85	Engine Accessories	OEM
07-17563	STD-1800 Lycoming Ring - .69 X .042	—	—	85	Consumables / Hardware	OEM
07-17565	STD-1815 Lycoming Nut - .3125-18 Self Locking	—	—	85	Consumables / Hardware	OEM
07-17568	STD-1826 Lycoming Screw - .250-20 X .63 Long	—	—	85	Consumables / Hardware	OEM
07-17572	STD-1853 Lycoming Pin - .094 Dia X .562 Long	—	—	85	Consumables / Hardware	OEM
07-17573	STD-1854 Lycoming Washer - .31 Seal	—	—	85	Consumables / Hardware	OEM
07-17575	STD-1864 Lycoming Nut - .250-20 Slotted	—	—	85	Consumables / Hardware	OEM
07-17577	STD-1874 Lycoming Screw - .250-20 X .81 Lg. Fill.	—	—	85	Consumables / Hardware	OEM
07-17578	STD-1880 Lycoming Washer.250- Dia. Seal	—	—	85	Consumables / Hardware	OEM
07-17584	STD-1907 Lycoming Screw - #10-24 X .56 Lg Flat Hd	—	—	85	Consumables / Hardware	OEM
07-17586	STD-1916 Lycoming Screw - .250-20 X 1.13 Lg.Fillister Head	—	—	85	Consumables / Hardware	OEM
07-17591	STD-1940 Lycoming Washer - .50 Dia.(Seal)	—	—	85	Consumables / Hardware	OEM
07-17592	STD-1941 Lycoming Pin - .19 Dia X .88 Long	—	—	85	Consumables / Hardware	OEM
07-17602	STD-2032 Lycoming Washer - .75 X.39 X.09th	—	—	85	Consumables / Hardware	OEM
07-17607	STD-2048 Lycoming Hose - .25 Id X.59 OD X 2.44 Lg.	—	—	85	Engine Accessories	OEM
07-17610	STD-2072 Lycoming O Ring - Static Seal	—	—	85	Consumables / Hardware	OEM
07-17630	STD-2166 Lycoming Elbow - Union-90-.125 NPT	—	—	85	Consumables / Hardware	OEM
07-17633	STD-2182 Lycoming Hose	—	—	85	Engine Accessories	OEM
07-17635	STD-2190 Lycoming Washer	—	—	85	Consumables / Hardware	OEM
07-17636	STD-2191 Lycoming Washer	—	—	85	Consumables / Hardware	OEM
07-17638	STD-2194 Lycoming Nut - .250-20 Unc-2B Slotted Hex	—	—	85	Consumables / Hardware	OEM
07-17639	STD-2196 Lycoming Dowel-.310 Dia X .79 Long	—	—	85	Consumables / Hardware	OEM
07-17641	STD-2201 Lycoming Washer - .250 Plain	—	—	85	Consumables / Hardware	OEM
07-17644	STD-2208 Lycoming Screw - .250 X .50 Lg	—	—	85	Consumables / Hardware	OEM
07-17648	STD-2221 Lycoming Nut - .500-20 Self Locking	—	—	85	Consumables / Hardware	OEM
07-17650	STD-2229 Lycoming Plug - .500 NPT-Allen Head	—	—	85	Consumables / Hardware	OEM
07-17654	STD-2237 Lycoming Nut - .3125-24 Self Locking	—	—	85	Consumables / Hardware	OEM
07-17658	STD-2248 Lycoming Screw - #10-24 X .63 Lg. Fillister Hd.	—	—	85	Consumables / Hardware	OEM
07-17661	STD-249 Lycoming Washer #8 Plain	—	—	85	Consumables / Hardware	OEM
07-17662	STD-250 Lycoming Washer - #8 Spring Lock	—	—	85	Consumables / Hardware	OEM
07-17663	STD-251 Lycoming Washer - #10-Internal Lock	—	—	85	Consumables / Hardware	OEM
07-17664	STD-28 Lycoming Washer - #10 Plain	—	—	85	Consumables / Hardware	OEM
07-17666	STD-295 Lycoming Gasket - .97 X .72 X.08	—	—	85	Consumables / Hardware	OEM
07-17668	STD-332 Lycoming Circlip-.81 X .04	—	—	85	Consumables / Hardware	OEM
07-17671	STD-375 Lycoming Screw - #10-24 X .63 Lg Fillister Head	—	—	85	Consumables / Hardware	OEM
07-17672	STD-380 Lycoming Screw - #8-32 X .38 Long-Dr	—	—	85	Consumables / Hardware	OEM
07-17675	STD-405 Lycoming Plug .125 NPT-Sq Hd. Dr.	—	—	85	Consumables / Hardware	OEM
07-17676	STD-406 Lycoming Dowel-.19 Dia X .50 Long	—	—	85	Consumables / Hardware	OEM