The 14182-7SG-300 is a Mini-Con-X field installable connector designed for panel mount applications with 7 contacts in #20 size and socket-type gold-plated contacts. This connector features a panel mount back shell style with hex nut and gasket (300 configuration), providing secure and weathertight installation on equipment panels. The connector accommodates cable outer diameters in the range of 0.21 to 0.23 inches (5.3 to 5.8 mm) with a grommet code of 21, and includes an interfacial "O" ring for enhanced sealing. The gold over nickel plating on the socket contacts ensures reliable electrical performance and corrosion resistance. This connector is commonly used in industrial control systems, telecommunications equipment, and other applications requiring robust, field-installable interconnections with multiple contact points and environmental protection.