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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

500 items

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  • Parker CPI C-Series Check Valve
    4Z4M-C4L-10-B Parker C-Series Check Valve
    4Z4M-C4L-10-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: MNPT

    Parker CPI™ C-Series Check Valve, 1/4" CPI Compression, 1/4" Male NPT, 10 psig Crack Pressure, Fluorocarbon Rubber Seat, Brass Body.
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  • Parker CPI C-Series Check Valve
    4Z4M-C4L-1/3-BN-B Parker C-Series Check Valve
    4Z4M-C4L-1/3-BN-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: MNPT

    Parker CPI™ C-Series Check Valve, 1/4" CPI Compression, 1/4" Male NPT, 1/3 psig Crack Pressure, Buna-N Rubber Seat, Brass Body.
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  • Parker CPI C-Series Check Valve
    4M6Z-C4L-5-BN-B Parker C-Series Check Valve
    4M6Z-C4L-5-BN-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/4" Male NPT, 3/8" CPI Compression, 5 psig Crack Pressure, Buna-N Rubber Seat, Brass Body.
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  • Parker CPI C-Series Check Valve
    4M6Z-C4L-5-B Parker C-Series Check Valve
    4M6Z-C4L-5-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/4" Male NPT, 3/8" CPI Compression, 5 psig Crack Pressure, Fluorocarbon Rubber Seat, Brass Body.
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  • Parker CPI C-Series Check Valve
    4M6Z-C4L-50-BN-B Parker C-Series Check Valve
    4M6Z-C4L-50-BN-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/4" Male NPT, 3/8" CPI Compression, 50 psig Crack Pressure, Buna-N Rubber Seat, Brass Body.
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  • Parker CPI C-Series Check Valve
    4M6Z-C4L-50-B Parker C-Series Check Valve
    4M6Z-C4L-50-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/4" Male NPT, 3/8" CPI Compression, 50 psig Crack Pressure, Fluorocarbon Rubber Seat, Brass Body.
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  • Parker CPI C-Series Check Valve
    4M6Z-C4L-25-BN-B Parker C-Series Check Valve
    4M6Z-C4L-25-BN-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/4" Male NPT, 3/8" CPI Compression, 25 psig Crack Pressure, Buna-N Rubber Seat, Brass Body.
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  • Parker CPI C-Series Check Valve
    4M6Z-C4L-25-B Parker C-Series Check Valve
    4M6Z-C4L-25-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/4" Male NPT, 3/8" CPI Compression, 25 psig Crack Pressure, Fluorocarbon Rubber Seat, Brass Body.
    Quote Required Request a Quote
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