Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DU425 found under Gear Assembly Speed by Allied Devices Corp. The National Stock Number assigned to this part is 3010011993000, and the Federal Supply Class is 3010 Torque Converters And Speed Changers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DU425.