Housings-Assemblies: Type - Circular Receptacle; Positions-Circuits - 37 pos.; Terminal Contacts - Pin (included); Shell Size - Size 23; Mating Connection - Male Thread; Mounting - Cable Mount, Straight; Back Shell Thread Size - 1-3/8"-18; Material - Body - Polyamide 6.6; Finish - Body - Black; Keying - Keyed; Manufacturer Series - CPC Series 1