Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 009639 found under Valve Solonoid Airc by Thermo Neslab Inc. The National Stock Number assigned to this part is 4810015256189, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 009639.