The mil-spec cable M55021 is one of the many electrical cables WireMasters carries. Consisting of twisted internal hookup wires from the Mil-spec wires M16878, the finished high temperature cable specification can be unshielded and unjacketed, or shielded and jacketed.The Mil-C-55021 cable is intended for use in internal wiring of electrical equipment for applications of -65°C to +200°C. WireMasters can help you build the M55021 part number you are looking for or help you design a cable to fit your application. Call us today to help locate a mil-spec cable solution for you!