PT02E-20-16P is a MIL-DTL-26482 Series I circular box mount receptacle featuring an environmental endbell (E) without clamp, designed for high-density contact arrangements. This connector utilizes shell size 20 with a 20-16 contact layout providing 16 size 20 pin contacts and a Service Rating II classification. The aluminum alloy shell and hardware create a rugged yet lightweight connector with quick-disconnect bayonet coupling for rapid mating and unmating. It is intermateable, intermountable, and interchangeable with all MIL-DTL-26482 connectors including ITT Cannon and Souriau equivalents. Common applications include power generators, industrial machinery, off-road vehicles, telecommunications, and mobile equipment where reliable electrical connections in demanding environments are required.