Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AB1503F6W found under Bolt Close Toleranc by Abscoa Industries Inc. The National Stock Number assigned to this part is 5306015286942, 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 AB1503F6W.