Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number XTA5-50OHM5W found under Resistor Fixed Comp by Northern Telecom Systems Corp. The National Stock Number assigned to this part is 5905008403639, 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 XTA5-50OHM5W.