Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6B3121045M22AA found under Pin Straight Threaded by Ford Motor Company. The National Stock Number assigned to this part is 5315016715539, and the Federal Supply Class is 5315 Nails Machine Keys And Pins. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6B3121045M22AA.