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Pneumatic, Single Acting N.O. Ball Valves

Normally Open pneumatic ball valves are a sometimes required alternative to their more common Normally Closed counterparts.  This valve configuration is used when safety conditions dictate that the vacuum system vents in the case of a power failure. 

Simple to install and easy to operate, Nor-Cal’s product offering in this product area has satisfied customers’ expectations for decades and will be sure to fit your requirements today and in the future.

Pneumatic, Single Acting N.O. Ball Valves Features

  • 316L stainless construction.
  • Flangeless- and ISO-KF (NW) flanged configurations
  • High open conductance made possible by a full through-bore ball
  • Optional position sensors and pilot valves
Nor-Cal Products offers a wide range of vacuum isolation solutions including angle and in-line valves, linear gate valves, vacuum ball valves, isolation pendulum valves and bakeable all-metal valves. 
Our isolation valve range has been an industry standard for decades and continue to be one of the premier choices for many vacuum system designers.

Note, however, that the Nor-Cal valves that you may be accustomed to seeing on our website have now been branded with the logo and color scheme our parent company Pfeiffer Vacuum.  A new part numbering system is also in place. 

If you require the original Nor-Cal branded product, or have questions about what has changed, please contact us directly so we may assist with your needs.

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