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  • Plug-in screw union with integrated clamping clip
    »  Quick and safe connection and disconnection of all smooth hoses without the need for tools
  • Hoses clamped on the outside
    »  No pinching of the hose: full cross-section remains open
  • Absolutely vacuum-tight, shaped for optimum flow
    »  Specially designed for vacuum applications
  • Body and clamping clip made of nickel-plated brass
    »  Suitable for very rough use; long lifetime; re-usable
  • Various versions available
    »  The right connection for every application


  • Connecting element for smooth hoses
  • Quick connection of smooth hoses without the need for tools
  • For use as a connecting element in vacuum systems
  • Suitable for hoses with external tolerances in accordance with CETOP RP 54 P


  • Plug-in screw union, clamping clip and unlocking element made of nickel-plated brass
  • Hose-connection sealed with an NBR gasket
  • Whitworth pipe thread

Additional Information

plug-in-unions (579 Kb) – Download PDF for further detailed information