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

63 items

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  • 8V-C8L-5-SS C Series Check Valve
    8V-C8L-5-SS Parker IVD C Series Check Valve
    8V-C8L-5-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: VacuSeal

    End 2 Type: VacuSeal

    Parker IVD C Series Check Valve, Poppet Valve, 1/2 in. VacuSeal Inlet & Outlet (Port 1 & 2), 5 psi Cracking Pressure, Fluorocarbon Rubber Seat, 316 Stainless Steel Body, 6000 psig CWP, 3.53 Cv Max, -15 to 400 Deg F Temperature Rating.
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  • 4F5O4F-CO4L-25-V-SS CO Series Check Valve
    4F5O4F-CO4L-25-V-SS Parker IVD CO Series Check Valve
    4F5O4F-CO4L-25-V-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Male SAE

    End 2 Type: Female NPT

    Parker IVD CO Series Check Valve, O-Ring Poppet Valve, 1/4 in. Male SAE w/ O-Ring x 1/4 in. Female NPT Inlet & Outlet (Port 1 & 2), 25 psi Cracking Pressure, Fluorocarbon Rubber Seat, 316 Stainless Steel Body, 6000 psig CWP, 0.62 Cv Max, -15 to 400 F Deg...
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  • Parker Co Series Check Valve
    M8A-CO4L-1-KZ-SS Parker Check Valve
    M8A-CO4L-1-KZ-SS

    Parker Hannifin

    Product Type: Check Valves

    Parker CO Series Check Valve, 8 MM x 8 MM, A-LOK Double Ferrule Compression x A-LOK Double Ferrule Compression, 6000 PSIG CWP, 1 PSI Cracking, Stainless Steel Body, Fluorocarbon Rubber Seat, Highly Fluorinated Fluorocarbon Rubber Seal, In-Line, Poppet,...
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  • Parker C6 Series Check Valve
    6KF-C6L-1/3-SS Parker Check Valve
    6KF-C6L-1/3-SS

    Parker Hannifin

    Product Type: Check Valves

    Parker C6 Series Check Valve, 3/8" x 3/8", Female BSP/ISO Tapered x Female BSP/ISO Tapered, 6000 PSIG CWP, 1 PSI Cracking, Stainless Steel Body, Fluorocarbon Rubber Seat, In-Line, Check Valve.
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  • Parker M10A-C6L-1-SS Check Valve
    M10A-C6L-1-SS Parker Check Valve
    M10A-C6L-1-SS

    Parker Hannifin

    Product Type: Check Valves

    Parker Instrumentation C6L Series Check Valve, 10 MM, A-LOK Double Ferrule Compression, 5000 PSIG CWP, 316 Stainless Steel, In-Line, Compact, Blow-Out, Check Valve.
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  • Parker C4 Series Check Valve
    4A-C4L-15-SS Parker Check Valve
    4A-C4L-15-SS

    Parker Hannifin

    Product Type: Check Valves

    Parker C4 Series Check Valve, 1/4" x 1/4", A-LOK Double Ferrule Compression x A-LOK Double Ferrule Compression, 6000 PSIG CWP, 1 PSI Cracking, Stainless Steel Body, Fluorocarbon Rubber Seat, In-Line, Check Valve.
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  • Parker Co Series Check Valve
    4V-CO4L-1-V-SS-C3 Parker Check Valve
    4V-CO4L-1-V-SS-C3

    Parker Hannifin

    Product Type: Check Valves

    Parker CO Series Check Valve, 1/4" x 1/4", VacuSeal x VacuSeal, 6000 PSIG CWP, 1 PSI Cracking, Stainless Steel Body, Fluorocarbon Rubber Seat/Seal, In-Line, Poppet, Check Valve for Oxygen Service.
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  • Parker C6 Series Check Valve
    M10A-C6L-1/3-SS Parker Check Valve
    M10A-C6L-1/3-SS

    Parker Hannifin

    Product Type: Check Valves

    Parker C6 Series Check Valve, 10 MM x 10 MM, A-LOK Double Ferrule Compression x A-LOK Double Ferrule Compression, 6000 PSIG CWP, 1/3 PSI Cracking, Stainless Steel Body, Fluorocarbon Rubber Seat, In-Line, Check Valve.
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