Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MBEU691GRU5 found under Bolt Firing by Martin Baker Aircraft Co Ltd. The National Stock Number assigned to this part is 5306009927755, and the Federal Supply Class is 5306 Bolts. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MBEU691GRU5.