Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NAS1200-4-6 found under Rivet Solid by F And C Sales Inc. The National Stock Number assigned to this part is 5320007288543, 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 NAS1200-4-6.