Amphenol's 031-70019 BNC connector is a miniature, lightweight RF connector developed in the late 1940s. Featuring a bayonet coupling mechanism for quick mating and unmating, it's designed for coaxial cable termination and offers a range of termination styles including crimp/crimp, clamp/solder, and SURETWIST. Suitable for applications requiring low reflection and impedance matching, such as test instrumentation, medical equipment, and telecommunications, this connector provides reliable performance and is available in both 50Ω and 75Ω impedance designs. Military-grade versions adhere to MIL-C-39012 specifications.