The Amphenol PT series and PT-SE series connectors, based on MIL-DTL-26482 Series I standards, feature high-density contact arrangements within a circular shell. The PT series provides solder contacts, the PT-SE series offers high-performance crimp contacts, and the PT-CE series includes a commercial crimp option. These circular connectors are designed with quick-disconnect bayonet coupling for rapid mating and un-mating, and they are available in various mounting styles and shell sizes.