Pinch Valve

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Fail closed w/o air assist


Specifically Designed for Pharmaceutical and Biotech Applications

Fail closed w/o air assist


PBM Pinch Valves shut off media flow by exerting a clamping force on your existing flexible braided hose and clear tubing.


  • PBM’s unique design offers absolute shut-off of flexible and braided tubing sizes up to and including 1”/ 25.4 mm ID, 1-3/8” / 34.9 mm OD./li>
  • Fits over existing tubing without the need for process breaks./li>
  • Has absolutely no contact with any process media, thus will never introduce contaminants.
  • Available with manual or pneumatic automation



  • PBM’s automated version is designed to function with actuator pressure as low as 60 PSIG, 4.1 barg with a variety of optional limit switches.
  • Can be fitted with limit switches and/or position sensors for your monitoring/flow control needs.
  • Modular safety cover shields the pinch area when the valve is in service. It can be opened to load/unload the valve without the need for process breaks or complete removal from the valve body.
  • Tested and proven to provide absolute shutoff on tubing. Independent test report available


PBM (Pittsburgh Brass Manufacturing) is a  company over 100 years old that began as a non-ferrous foundry in 1899 along the Monongahela River in Pittsburgh.



  • Address: 1070 Sandy Hill Road,
       Irwin, PA 15642
  • Phone: 724-863-0550 / 800-967-4PBM
  • Email:








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