Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2006663-5 found under Bolt Shoulder by Worldwide Aeronautical Components. The National Stock Number assigned to this part is 5306010747413, and the Federal Supply Class is 5306 Bolts. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 2006663-5.