Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ADH8417A found under Guide by Coltec Industries Inc. The National Stock Number assigned to this part is 2810012021276, and the Federal Supply Class is 2810 Gasoline Reciprocating Engines Aircraft Prime Mover And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ADH8417A.