Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R-SS50 found under Resistor Fixed Wire by Superior Electric Holding Group Llc. The National Stock Number assigned to this part is 5905011351083, 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 R-SS50.