Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DPSM30407 found under Seal Plain by American Packing And Gasket Co. The National Stock Number assigned to this part is 5330011981598, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DPSM30407.