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

1733 items

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  • 6A-CB6L-1-PF-SS CB Series Check Valve
    6A-CB6L-1-PF-SS Parker IVD CB Series Check Valve
    6A-CB6L-1-PF-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: A-Lok

    End 2 Type: A-Lok

    Parker IVD CB Series Check Valve, Ball Check, 3/8 in. A-LOK Compression Inlet & Outlet (Port 1 & 2), 1 psi Cracking Pressure, Parkerfill Seat, 316 Stainless Steel Body, 3000 psig CWP.
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  • M18A-C12L-1-EPR-SS C Series Check Valve
    M18A-C12L-1-EPR-SS Parker IVD C Series Check Valve
    M18A-C12L-1-EPR-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: A-Lok

    End 2 Type: A-Lok

    Parker IVD C Series Check Valve, Poppet Valve, 18mm A-LOK Compression Inlet & Outlet (Port 1 & 2), 1 psi Cracking Pressure, Ethylene Propylene Rubber (EPR) Seat, 316 Stainless Steel Body, 6000 psig...
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  • 4M-C4L-10-EPR-SS C Series Check Valve
    4M-C4L-10-EPR-SS Parker IVD C Series Check Valve
    4M-C4L-10-EPR-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: Male NPT

    End 2 Type: Male NPT

    Parker IVD C Series Check Valve, Poppet Valve, 1/4 in. Male NPT Inlet & Outlet (Port 1 & 2), 10 psi Cracking Pressure, Ethylene Propylene Rubber (EPR) Seat, 316 Stainless Steel Body, 6000 psig CWP, 0...
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  • M6A-C4L-10-KZ-SS C Series Check Valve
    M6A-C4L-10-KZ-SS Parker IVD C Series Check Valve
    M6A-C4L-10-KZ-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: A-Lok

    End 2 Type: A-Lok

    Parker IVD C Series Check Valve, Poppet Valve, 6mm A-LOK Compression Inlet & Outlet (Port 1 & 2), 10 psi Cracking Pressure, Highly Fluorinated Fluorocarbon Rubber Seat, 316 Stainless Steel Body, 6000...
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  • 8MP7-MACBL-20-SS MACB Series Ball Check Valve
    8MP7-MACBL-20-SS Parker IVD MACB Series Ball Check Valve
    8MP7-MACBL-20-SS

    Parker Hannifin

    Product Type: Ball Check Valves

    End 1 Type: MPI Tubing

    End 2 Type: MPI Tubing

    Parker IVD MACB Series Ball Check Valve, 1/2 in. MPI Tubing O.D. x 1/2 in. MPI Tubing O.D., 20,000 psi, Viton O-Ring, Stainless Steel Body.
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  • 4A-C4L-5-T-SS C Series Check Valve
    4A-C4L-5-T-SS Parker IVD C Series Check Valve
    4A-C4L-5-T-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: A-Lok

    End 2 Type: A-Lok

    Parker IVD C Series Check Valve, Poppet Valve, 1/4 in. A-LOK Compression Inlet & Outlet (Port 1 & 2), 5 psi Cracking Pressure, PTFE Seat, 316 Stainless Steel Body, 4000 psig CWP, 0.75 Cv Max, -65 to...
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  • 8M-C8L-1-EPR-SS C Series Check Valve
    8M-C8L-1-EPR-SS Parker IVD C Series Check Valve
    8M-C8L-1-EPR-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: MNPT

    End 2 Type: MNPT

    Parker IVD C Series Check Valve, Poppet Valve, 1/2 in. Male NPT Inlet & Outlet (Port 1 & 2), 1 psi Cracking Pressure, Ethylene Propylene Rubber (EPR) Seat, 316 Stainless Steel Body, 6000 psig CWP, 3...
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  • 12V-C12L-1/3-SS C Series Check Valve
    12V-C12L-1/3-SS Parker IVD C Series Check Valve
    12V-C12L-1/3-SS

    Parker Hannifin

    Product Type: Check Valves

    End 1 Type: VacuSeal

    End 2 Type: VacuSeal

    Parker IVD C Series Check Valve, Poppet Valve, 3/4 in. VacuSeal Inlet & Outlet (Port 1 & 2), 1/3 psi Cracking Pressure, Fluorocarbon Rubber Seat, 316 Stainless Steel Body, 6000 psig CWP, 6.01 Cv Max,...
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