Housings-Assemblies: Type - Circular Receptacle; Positions-Circuits - 22 pos.; Terminal Contacts - Pin (included); Shell Size - Size 23; Mating Connection - Threaded Coupling; Mounting - Free Hanging, Straight; Back Shell Thread Size - 1-3/8"-18; Material - Body - Thermoplastic; Finish - Body - Black; Keying - Keyed; Manufacturer Series - CPC Series 4