Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7972949 found under Differential Gear Unit by Feinmechanische Werke Mainz Gmbh. The National Stock Number assigned to this part is 2520000495465, 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 7972949.