Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 12684 found under Shaft Transmission by Divco Truck Div Of Divco Wayne Corp. The National Stock Number assigned to this part is 2520007410313, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 12684.