Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CB5000CRA4M12M found under Studbonded by Click Bond Inc. The National Stock Number assigned to this part is 5307016881904, and the Federal Supply Class is 5307 Studs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CB5000CRA4M12M.