Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M51-1171C found under Resistor Fixed Wire by Mepco Electra Inc. The National Stock Number assigned to this part is 5905006367855, 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 M51-1171C.