Rosenberger 50Ω 4.3-10 Connector, Straight Panel Mount Socket IP68. Body Plating: White Bronze. Cable Type: RG402. Contact Material: Beryllium Copper (Center Contact), Brass (Outer Contact). Contact Plating: Silver. Gender: Female. Operating Frequency: 12GHz. Termination Method: Solder. Size: Standard. Hermetically Sealed: No. MPN: 64K402-272B1