Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 65651-09104-042 found under Gear Spur by Worldwide Aeronautical Components. The National Stock Number assigned to this part is 3020004698138, and the Federal Supply Class is 3020 Gear Pulley Sprocket And Transmission Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 65651-09104-042.