Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MW137BPL9X173 found under Switch Waveguide by Logus Manufacturing Corp. The National Stock Number assigned to this part is 5985015537834, and the Federal Supply Class is 5985 Antennas Waveguides And Related Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MW137BPL9X173.