The 1059684-1 is a RF / Coaxial Connector, OSP Coaxial, Straight Plug, Solder, 50 ohm, Beryllium Copper. Shield Termination Solder Impedance 50 Ohm Mounting Type Through Hole Mounting Feature - Cable Group - Fastening Type Snap-On Frequency - Max 18GHz Number of Ports 1 Housing Color Gold Body Material Stainless Steel Body Finish Gold Center Contact Plating Gold Dielectric Material Polytetrafluoroethylene (PTFE) Operating Temperature -65°C ~ 125°C Center Contact Material Beryllium Copper Voltage Rating 500V Mating Cycles 5000