Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 9B4954 found under Motor Generator by Westinghouse Electric Corp. The National Stock Number assigned to this part is 6125005004871, 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 9B4954.