Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22280-397 PIECE found under Seat Valve by P J Valves Inc. The National Stock Number assigned to this part is 4810011923525, 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 22280-397 PIECE.