Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MBEU168872 found under Screw Cap Socket He by Martin Baker Aircraft Co Ltd. The National Stock Number assigned to this part is 5305993043099, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MBEU168872.