Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A3A1007-3 found under Bolt Ring by Oro Manufacturing Company. The National Stock Number assigned to this part is 5306009671776, 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 A3A1007-3.