US Patent 7520779 7-16 coaxial flanged receptacles

A 7-16 flanged receptacle includes a tubular body including an outside thread and a fastener flange perpendicular to the longitudinal axis of the tubular body. A central contact is mounted in the tubular body with an insulator being interposed between the central contact and an outer contact. The receptacle further includes a tubular metal part forming the outer contact mounted as a tight fit in an inside wall of the tubular body with limited ability to move longitudinally relative thereto.