Straight Side Insert Series (SI)

  • Threadless check valve designed to be inserted into a cavity and held in place using surrounding components or devices.
  • Product details (New window will open).
  • .125 PSI springs are not recommended for installations with flow vertical down.
  • Seat materials other than “metal-to-metal” have a maximum pressure rating of 1500 PSI. “Metal-to-Metal” and PTFE seats are not resilient.  See allowable leakage (New window will open).
  • Listed below are the most common selections.  Please contact the factory for additional options.
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