Jamesbury® Series A style standard port ball valve

Thread end connection resilient seated 2 piece ball valve

Our first teflon seated Zero Leak ball valve – Updated with latest technology


  • Robust engineering design
  • Self relieving seat technology
  • Patented stem seal technology
  • ISO compliant bonnet
  • High quality
  • Unique face to face dimension


  • Very long service life
  • Bi-directional in hazardous media service
  • Low fugitive emissions
  • Bubble tight shut off
  • Automatable
  • Direct replacement for vintage A style product



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