Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5C9-02232 found under Gear Assembly Speed Decreaser by Oldenburg Group Incorporated. The National Stock Number assigned to this part is 3010012823012, 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 5C9-02232.