Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6L645-8-11 found under Pin Rivet by Dover Resources Inc. The National Stock Number assigned to this part is 5320012546432, 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 6L645-8-11.