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Halkey Roberts

Pressure Relief Products


750 PRV

Product Information

The 2110P Hi-Flo Molded Relief Valves are designed for use in both commercial and recreational applications such as inflatable life rafts, large containers, and air bladders.

Using unique molded shapes, engineered resins provide both aluminum-like strength and reduced weight (click here for breakaway image).

Aerodynamic (CAD designed) poppet reduces high pressure spots providing for a smooth and efficient flow path.

Flow Rate Averages (click here)


Features and Benefits

  • Provide precision relief over a wide range of differentials
  • Compact and lightweight: approx. weight 2.0 ounces (55 grams)
  • Thread type: 1-1/2 - 16 - 2A
  • Individually calibrated and tested
  • Self-centering, articulated spring and poppet improve crack and reseat consistency from -40°F. to 185°F. (-40°C. to 85°C.)
  • Meets all Solas life raft specifications for relief valves

Specifications and Technical Information

  • Materials:
    • Body, cap and flange: glass-filled nylon
    • Retainer, poppet and lock key:  ABS
    • Spring: stainless steel
    • O-ring: Buna-N
  • Crack pressure: see customer drawing
  • Available spring pressures: 0.3, 0.5, 1.0, 1.5, 3.0, 5.0, 7.0

Information Downloads

Note:  "C" prefix indicates HR drawing available for our customers.  When ordering, actual part number does not include "C" prefix.


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