The Amphenol PT series and PT-SE series connectors, compliant with MIL-DTL-26482 Series I standards, 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 PT-CE version with commercial crimp contacts. These circular connectors facilitate quick-disconnect bayonet coupling for easy mating and unmating, and they are available in various mounting styles and shell sizes.