Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RS1012 found under Pump Fuel Heater by Trw Automotive. The National Stock Number assigned to this part is 4230011712572, and the Federal Supply Class is 4230 Decontaminating And Impregnating Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RS1012.