Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CR3246-5-4 found under Rivet Blind by Cmp Inc. The National Stock Number assigned to this part is 5320013377881, 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 CR3246-5-4.