The 000-4500 is a BNC straight panel jack receptacle designed for 50O RF applications. It features a nickel-plated body with silver-plated contacts and a turret terminal type, mounted on a 4-hole square flange with 0.136" diameter holes. This industrial-grade connector is part of Amphenol RF's BNC product line, which provides miniature quick connect/disconnect RF connectivity suitable for cable termination with standard coaxial cables. The turret terminal design enables reliable solder connections for permanent installations in RF systems, making it ideal for instrumentation, test equipment, and communication systems requiring stable 50O impedance matching up to 11 GHz.