Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AEI-61H found under Valve Flow Control by Siemens Moore Process Automation. The National Stock Number assigned to this part is 4820010928890, 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 AEI-61H.