The 031-2373 is a TNC plug mil-crimp connector designed for termination with RG-55/U, 142/U, and 223/U coaxial cables. It operates with a characteristic impedance of 50 Ohms. The connector is constructed with a nickel-plated brass body, a gold-plated brass contact, and a PTFE insulator for robust performance. Rated for a minimum of 500 mating cycles, it operates across a wide temperature range of -65°C to +165°C, ensuring reliability in demanding RF applications.