Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 665973-001 found under Resistor Fixed Wire by Lucas France Sa Div Aerospace France. The National Stock Number assigned to this part is 5905009837757, 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 665973-001.