The 31-6111 from Amphenol Aerospace Operations is panel mount threaded TNC connector, jack with female socket 50 Ohms impedance, 3 GHz max frequency and crimp or solder contact / crimp shield termination. This connector has phosphor bronze center contact with gold plating, polytetrafluoroethylene (PTFE) dielectric and brass body with nickel finish. The 31-6111 is TNC connector for cable group: RG-174, 188, 188A, 316, LMR-100, M17/119-RG174. Operating temperature range is from -40°C to 85°C.