Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 65652-09104-042 found under Gear Spur by Sikorsky Aircraft Corporation. The National Stock Number assigned to this part is 3020001572166, 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 65652-09104-042.