The Amphenol PT series and PT-SE series connectors, compliant with MIL-DTL-26482 Series I standards, feature high-density circular shell designs. The PT series includes solder contacts, while the PT-SE series offers high-performance crimp contacts, and the PT-CE series provides a commercial crimp option. These connectors utilize a quick-disconnect bayonet coupling mechanism for easy mating and unmating, and are available in various mounting styles and shell sizes.