Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3M448C5M9-64 found under Nut Assembly Self L by Fairchild Corp. The National Stock Number assigned to this part is 5310011653337, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3M448C5M9-64.