SO Series: Swing Out Ball Valves

  • Pressure rating up to 3,000psig (206bar) at 100°F (38°C).
  • Temperature rating from -20°F to 450°F (-28°C to 232°C) with standard reinforced PTFE seat material.
  • Stem disc spring compensates for temperature and pressure changes.
  • Chevron stem packing provides low operating torque and compensates for wear.
  • Stem bearing is PEEK standard.
  • Precision machined ball reduces torque and improves sealing.
  • Swing out center body design available in 3-way (switching) pattern.
  • Self locking device and pad lock.
  • Oval or extended handle option provides low operation torque.
  • Size range from 1/4" thru 1" tubing and piping.
  • Variety of end connections include DIN 2353 L & S series, and male/female DIN / ISO / BSP / NPT threads.
  • Body Material is available in 316 stainless steel and carbon steel.


If you have any questions about any of our products or services, don’t hesitate to give us a call. For any inquiries, fill out the form and one of our Hy-Lok representative will contact you soon.

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