Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 240MS138P002 found under Resistor Variable W by Raytheon Technical Services Company. The National Stock Number assigned to this part is 5905004779060, 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 240MS138P002.