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

476 items

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  • Parker 4M-C4L-5-BN-B
    4M-C4L-5-BN-B Parker C-Series Check Valve
    4M-C4L-5-BN-B

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: MNPT

    Parker C-Series Check Valve, brass body, 1/4" MNPT ends, 5 psig crack pressure, Buna-N seal,
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  • Parker A-LOK C-Series Check Valve
    6A-C6L-1-BN-SS Parker C-Series Check Valve
    6A-C6L-1-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Double Ferrule Compression

    End 2 Type: Double Ferrule Compression

    Parker A-LOK C-Series Check Valve, 3/8" A-LOK® Compression, 1 psig Crack Pressure, Buna-N Rubber Seat, 316 Stainless Steel Body.
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  • Parker CPI C-Series Check Valve
    8Z-C8L-50-BN-SS Parker C-Series Check Valve
    8Z-C8L-50-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/2" CPI Compression, 50 psig Crack Pressure, Buna-N Rubber Seat, 316 Stainless Steel Body.
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  • Parker CPI C-Series Check Valve
    8Z-C8L-25-BN-SS Parker C-Series Check Valve
    8Z-C8L-25-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/2" CPI Compression, 25 psig Crack Pressure, Buna-N Rubber Seat, 316 Stainless Steel Body.
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  • Parker CPI C-Series Check Valve
    8Z-C8L-1-BN-SS Parker C-Series Check Valve
    8Z-C8L-1-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/2" CPI Compression, 1 psig Crack Pressure, Buna-N Rubber Seat, 316 Stainless Steel Body.
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  • Parker CPI C-Series Check Valve
    8Z-C8L-10-BN-SS Parker C-Series Check Valve
    8Z-C8L-10-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/2" CPI Compression, 10 psig Crack Pressure, Buna-N Rubber Seat, 316 Stainless Steel Body.
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  • Parker CPI C-Series Check Valve
    8Z-C8L-100-BN-SS Parker C-Series Check Valve
    8Z-C8L-100-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/2" CPI Compression, 100 psig Crack Pressure, Buna-N Rubber Seat, 316 Stainless Steel Body.
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  • Parker CPI C-Series Check Valve
    8Z-C8L-1/3-BN-SS Parker C-Series Check Valve
    8Z-C8L-1/3-BN-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: Single Ferrule Compression

    Parker CPI™ C-Series Check Valve, 1/2" CPI Compression, 1/3 psig Crack Pressure, Buna-N Rubber Seat, 316 Stainless Steel Body.
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