Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BS-2000-470-901 found under Gasket by Onsemi On Semiconductor. The National Stock Number assigned to this part is 5330015928175, 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 BS-2000-470-901.