Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NAS1720H6L4A found under Rivet Blind by Anixter Industrial. The National Stock Number assigned to this part is 5320015723512, 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 NAS1720H6L4A.