Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5005031 found under Valve Assembly Moto by Hamilton Sundstrand Corporation. The National Stock Number assigned to this part is 4820010605926, 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 5005031.