Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 37176-1047 found under Valve Assembly by English Electric Corp. The National Stock Number assigned to this part is 4820013918378, 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 37176-1047.