The Amphenol PT series and PT-SE series connectors, compliant with MIL-DTL-26482 Series I, feature high-density contact arrangements within a circular shell. The PT series offers solder contacts, the PT-SE series provides high-performance crimp contacts, and there is a commercial crimp option available. These circular connectors utilize a quick-disconnect bayonet coupling mechanism for easy mating and unmating, and they come in various mounting styles and shell sizes.