Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 64954 found under Gear Assembly Speed by Scientific Atlanta Inc. The National Stock Number assigned to this part is 3010002541676, 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 64954.