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