Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MG3-400-12-5-1 found under Motor Generator by Kurz Instruments Inc. The National Stock Number assigned to this part is 6125007384367, and the Federal Supply Class is 6125 Converters Electrical Rotating. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MG3-400-12-5-1.