Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number U-00X1-8 found under by G K N Automotive Fasteners Ltd. The National Stock Number assigned to this part is 5305991201821, 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 U-00X1-8.