Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M663040212 found under Pin Shoulder Headed by F E L Corp. The National Stock Number assigned to this part is 5315000429041, 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 M663040212.