654193-000 is a coaxial cable assembly with a reverse BNC connector, which is used to provide high-performance signal quality for RF applications. The cable assembly consists of a silver-coated center conductor that is protected by an aluminum-foil/polyester tape wrapped around it, as well as a polyethylene insulator and braid. The reverse BNC connector is designed to provide low-frequency performance while maintaining a secure connection. This part is made by TE Connectivity, a leading global provider of connectivity and sensing solutions.