Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 865869 found under Ring Synchronizer Stop by Dana Off Highway Products Llc. The National Stock Number assigned to this part is 2520002179291, 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 865869.