Ball and Poppet Check Valves

  • Prevents reversed flow to protect solenoids, regulators, and pumps
  • Locks pressure in hydraulic cylinders
  • Low pressure inline relief valve
  • Vent valve to purge a syste
  • Unit of Measure

    Connections - Inlet

    N/A 1/4" NPT Male

    Connections - Outlet

    N/A 1/4" NPT Male

    Body Material

    N/A Brass

    Operating Pressure Range

    N/A 3000 psig at 70° F (414 bar at 21° C)

    Operating Temperature Range

    N/A Buna N: -40 to +200, Viton: -20 to +350 ºFBuna N: -40 to +93, Viton: -29 to +177 ºC


    N/A 0.187 in4.75 mm


    N/A 0.3, 2.4

    C Hex

    N/A 11/16 in17 mm

    D Hex

    N/A .75 in19 mm


    N/A 2 3/8 in60 mm

    Features & Benefits

  • O-ring seat provides leak-tight shutoff
  • Internal design guides flow around or inside spring, not through coils, when valve is open
  • All models are tested in production to assure a leak-tight body joint and seat
  • Ball and poppet designs are available as standard
  • Ball type provides effective leak-tight closure with minimum flow resistance
  • Poppet models provide large fl ows with a minimum of chatter and fluctuation
  • Valves are available with various cracking pressures, from 1/3 to 25 psig (0 to 2 bar).
  • 2-piece body permits interchangeability of end connections
  • Special High Tolerance NPT Thread
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