The Amphenol PT series and PT-SE series connectors conform to MIL-DTL-26482 Series I standards, featuring high-density contact arrangements within a circular shell. The PT series offers solder contacts, while the PT-SE series provides high-performance crimp contacts; the PT-CE series offers a commercial crimp alternative. These circular connectors are designed for quick-disconnect bayonet coupling, facilitating rapid mating and unmating, and are available in various mounting styles and shell sizes.