Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F13212-3 found under Nut Self Locking Pl by Mac Logistics Llc. The National Stock Number assigned to this part is 5310013592169, 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 F13212-3.