The Amphenol PT series connectors, including the PT-SE series, conform to MIL-DTL-26482 Series I standards and feature high-density contact arrangements within a circular shell. The PT series offers solder contacts, while the PT-SE series provides high-performance crimp contacts. These connectors support quick-disconnect bayonet coupling for fast mating and unmating, and are available in various mounting styles and shell sizes, making them versatile for military and industrial applications.