Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CBW2276A found under Screw Cap Hexagon H by Tecumseh Products. The National Stock Number assigned to this part is 5305004581987, 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 CBW2276A.