Amphenol Rf 034-1131-12G.
RF COAX CONN, 2 PORT HD BNC JACK, 75 OHM; Connector Type:HD BNC Coaxial; Connector Body Style:Right Angle Jack; Coaxial Termination:Through Hole Right Angle; Impedance:75ohm; Coaxial Cable Types:-; Contact Material:Beryllium Copper