Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R72-0003-159 found under Resistor Fixed Wire by Harris Corp. The National Stock Number assigned to this part is 5905013457127, 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 R72-0003-159.