Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A290667 found under Cover Plate Valve by Pall Aeropower Corporation. The National Stock Number assigned to this part is 4810016291500, 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 A290667.