Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MBEU 65172 found under Packing Preformed by Martin Baker Aircraft Co Ltd. The National Stock Number assigned to this part is 5330011247720, 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 MBEU 65172.