Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TRP12-50-75UJ found under Resistor Fixed Wire Wound by Smiths Interconnect Microwave. The National Stock Number assigned to this part is 5905011432375, 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 TRP12-50-75UJ.