Series 9000 –Connectors manufactured to this specification are intended for use on space vehicles and associated equipment. This specification provides for both bayonet and threaded coupling. Class H (hermetic) connectors are supplied with corrosion resistant steel shells and Gold plated contacts. The standard contact style is solder pot; however other contact styles are available upon request. The interfacial seal is bonded to the glass insert and has raised barriers around each contact. These raised barriers compress.