Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1J10009-03 CARPER USE found under Valve Assembly by Vacco Industries. The National Stock Number assigned to this part is 4820014180887, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S1J10009-03 CARPER USE.