Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D59-981-1PC34 found under Gasket by Electric Boat Corp. The National Stock Number assigned to this part is 5330002307020, 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 D59-981-1PC34.