207571-1 is a 4-circuit sealed plug connector housing from the AMP Econoseal series, designed for free-hanging connector applications. The plug features a black thermoplastic housing material with factory-installed discrete wire seals that can be replaced if needed. Key dimensions include a maximum mating face width of 1.303 inches (33.10 mm) and a diameter of 0.705 inches (17.97 mm). The plug accepts socket contacts, including Type III+ and VI Multimate contacts as well as subminiature coaxial contacts, which must be purchased separately. This connector is commonly used in automotive and industrial applications requiring sealed, reliable electrical connections in harsh environments.