Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SX1125 found under Lock Valve Spring Retainer by American Kenco Inc. The National Stock Number assigned to this part is 2805009205389, and the Federal Supply Class is 2805 Gasoline Reciprocating Engines Except Aircraft And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SX1125.