Raychem - Te Connectivity Dk-621-0439-4P
RF COAX CONN, TRIAXIAL, PLUG, CABLE; Connector Type:Triaxial; Connector Body Style:Straight Plug; Contact Gender:Pin; Polarity:D Polarity; Connector Mounting:Cable Mount; Product Range:MIL-STD-1553B Series; Coaxial Termination:Solder