The Amphenol PT series and PT-SE series connectors, compliant with MIL-DTL-26482 Series I, 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. There is also a PT-CE variant with commercial crimp contacts. These circular connectors facilitate quick bayonet coupling for rapid connection and disconnection, and they are available in various mounting styles and shell sizes.