Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 74A450975-2001 found under Pin Shoulder Headless by Messier Dowty. The National Stock Number assigned to this part is 5315011083923, 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 74A450975-2001.