Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GYK3-8M found under Screw Cap Hexagon H by Sps Technologies Inc. The National Stock Number assigned to this part is 5305012833945, 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 GYK3-8M.