The Amphenol RF 031-6821 is a TNC straight crimp plug RF connector designed for low-loss LMR-195 cables. It features a nickel-plated brass body with gold-plated brass and beryllium copper contacts, combined with a PTFE insulator. This connector offers a nominal impedance of 50 ohms and maintains low return loss from DC to 6 GHz, ensuring consistent electrical performance at high frequencies. It provides improved grounding and enhanced shielding for better RF stability. The connector is quick and easy to assemble through crimp and solder contacts, supporting up to 500 mating cycles. Its operating temperature ranges from -65°C to +165°C, making it suitable for various RF applications including telecommunications, IoT antennas, smart city infrastructure, broadband, and wireless systems.