Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M22-05-00151SD found under Resistor Variable W by Westinghouse Electric Corp. The National Stock Number assigned to this part is 5905001556971, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M22-05-00151SD.