Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CEC85866E found under Gear Spur by Caprice Engineering Company Inc. The National Stock Number assigned to this part is 3020010084160, 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 CEC85866E.