Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NAS1242AD4-7 found under Rivet Solid by National Aerospace Standards. The National Stock Number assigned to this part is 5320014475021, and the Federal Supply Class is 5320 Rivets. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NAS1242AD4-7.