Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TS000003 found under Valve Poppet Engine by Trw Inc. The National Stock Number assigned to this part is 2810015114122, 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 TS000003.