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Check Valves

Valin supplies a wide selection of dependable, high-quality check valves, in a variety of materials, end connections and seals engineered for a diverse range of applications requiring backflow prevention, elimination and protection.

Check Valves

504 items

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  • Parker 4F-CO4L-100-BN-SS
    4F-CO4L-100-BN-SS Parker CO Series O-Ring Poppet Check Valve
    4F-CO4L-100-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: FNPT

    End 2 Type: FNPT

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" FNPT ends, 100 psig crack pressure, Buna-N rubber seal
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  • Parker 4F-CO4L-1/3-BN-SS
    4F-CO4L-1/3-BN-SS Parker CO Series O-Ring Poppet Check Valve
    4F-CO4L-1/3-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: FNPT

    End 2 Type: FNPT

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" FNPT ends, 1/3 psig crack pressure, Buna-N rubber seal
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  • Parker 4F-C4L-5-SS
    4F-C4L-5-SS Parker C-Series Check Valve
    4F-C4L-5-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: FNPT

    End 2 Type: FNPT

    Parker C-Series Check Valve, 316 SS body, 1/4" FNPT ends, 5 psig crack pressure, highly fluorinated fluorocarbon seal,
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  • Parker 4F-C4L-5-BN-B
    4F-C4L-5-BN-B Parker C-Series Check Valve
    4F-C4L-5-BN-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: FNPT

    End 2 Type: FNPT

    Parker C-Series Check Valve, brass body, 1/4" FNPT ends, 5 psig crack pressure, Buna-N seal,
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  • Parker 4F-C4L-25-SS
    4F-C4L-25-SS Parker C-Series Check Valve
    4F-C4L-25-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: FNPT

    End 2 Type: FNPT

    Parker C-Series Check Valve, 316 SS body, 1/4" FNPT ends, 25 psig crack pressure, highly fluorinated fluorocarbon seal,
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  • Parker 4F-C4L-1-EPR-SS
    4F-C4L-1-EPR-SS Parker C Series Check Valve
    4F-C4L-1-EPR-SS

    Parker Hannifin

    Product Type: Check Valves

    End 2 Type: FNPT

    End 1 Type: FNPT

    Parker C-Series Check Valve, 316 SS body, 1/4" FNPT ends, 1 psig crack pressure, EPR seal
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  • Parker 4F-C4L-1-BN-B
    4F-C4L-1-BN-B Parker C-Series Check Valve
    4F-C4L-1-BN-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: FNPT

    End 2 Type: FNPT

    Parker C-Series Check Valve, brass body, 1/4" FNPT ends, 1 psig crack pressure, Buna-N seal,
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  • Parker 4F-C4L-1-B
    4F-C4L-1-B Parker C-Series Check Valve
    4F-C4L-1-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: FNPT

    End 2 Type: FNPT

    Parker C-Series Check Valve, brass body, 1/4" FNPT ends, 1 psig crack pressure, fluorocarbon rubber seal
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    Qty in Cart: 0
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