Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MC1047C found under Gearcase Motor by Kollsman Inc. The National Stock Number assigned to this part is 3010002384590, 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 MC1047C.