The Amphenol PT series and PT-SE series connectors, compliant with MIL-DTL-26482 Series I standards, feature high-density contact arrangements within a durable circular shell. The PT series utilizes solder contacts, while PT-SE offers high-performance crimp contacts, and PT-CE provides a commercial crimp option. These connectors are designed with a quick-disconnect bayonet coupling mechanism for rapid mating and unmating, and they are available in various mounting styles and shell sizes to suit different applications.