031-359 is a 50O BNC connector manufactured by Amphenol RF for RF signal transmission applications. The BNC product line features a miniature quick connect/disconnect design with two bayonet lugs on the female connector, allowing mating with only a quarter turn of the coupling nut. Construction materials include brass with nickel plating for metal parts, PTFE insulator, and silicone rubber gasket. These connectors are ideally suited for cable termination with miniature to subminiature coaxial cables and are commonly used in test and measurement, telecommunications, and broadcast applications.