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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

712 items

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  • Parker 4M4A-CO4L-5-V-SS
    4M4A-CO4L-5-V-SS Parker CO Series O-Ring Poppet Check Valve
    4M4A-CO4L-5-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Double Ferrule Compression

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" double ferrule tube fitting (outlet), 5 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4A-CO4L-50-V-SS
    4M4A-CO4L-50-V-SS Parker CO Series O-Ring Poppet Check Valve
    4M4A-CO4L-50-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Double Ferrule Compression

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" double ferrule tube fitting (outlet), 50 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4A-CO4L-25-V-SS
    4M4A-CO4L-25-V-SS Parker CO Series O-Ring Poppet Check Valve
    4M4A-CO4L-25-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Double Ferrule Compression

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" double ferrule tube fitting (outlet), 25 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4A-CO4L-1-V-SS
    4M4A-CO4L-1-V-SS Parker CO Series O-Ring Poppet Check Valve
    4M4A-CO4L-1-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Double Ferrule Compression

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" double ferrule tube fitting (outlet), 1 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4A-CO4L-10-V-SS
    4M4A-CO4L-10-V-SS Parker CO Series O-Ring Poppet Check Valve
    4M4A-CO4L-10-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Double Ferrule Compression

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" double ferrule tube fitting (outlet), 10 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4A-CO4L-100-V-SS
    4M4A-CO4L-100-V-SS Parker CO Series O-Ring Poppet Check Valve
    4M4A-CO4L-100-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Double Ferrule Compression

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" double ferrule tube fitting (outlet), 100 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4A-CO4L-1/3-V-SS
    4M4A-CO4L-1/3-V-SS Parker CO Series O-Ring Poppet Check Valve
    4M4A-CO4L-1/3-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Double Ferrule Compression

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" double ferrule tube fitting (outlet), 1/3 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M-CO4L-5-V-SS
    4M-CO4L-5-V-SS Parker CO-Series O-Ring Poppet Check Valve
    4M-CO4L-5-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: MNPT

    Parker CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" MNPT ends, 5 psig crack pressure, fluorocarbon rubber seal
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    Qty in Cart: 0
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