Housings-Assemblies: Type - Circular Receptacle; Terminal Contacts - Solder; Shell Size - 16; Mating Connection - Female Coupling Nut; Mounting - Panel Mount, Flanged w/Mounting Holes; Back Shell Thread Size - 1-20"; Material - Body - Aluminum; Finish - Body - Olive Drab/Green Chromate; Manufacturer Model - MS3102A; Manufacturer Series - 97 Series