M22759/3-2-9 is a type of heat-resistant NEMA 215 per MIL-C-22759/3-2-9 cable. This type of cable is designed for applications dealing with extreme temperatures and uses a special formulation of PVC insulation and a high temperature, silicone rubber jacket. This cable is rated for up to 600 volts and up to 275°C continuous temperature. It is suitable for applications that are exposed to airborne lubricants and other harsh environments.