The Amphenol 26482 Series 1, also known as the PT series, is a miniature cylindrical connector family qualified to Mil-C-26482 Series I. The connectors are intended for general duty applications and are environmentally sealed with a grommet and compression sleeve design. The pin and socket contacts are machined from low loss copper alloy; and gold plated to eliminate contact corrosion and provide an indefinite shelf life. A variety of shell finishes and backend accessories are available.