Relief Valves

Valin supplies easy-to-maintain pressure and safety relief valves that relieve pressure on a system by preventing overpressure and ensuring downstream equipment protection. Available in a variety of mounting types, flow rates, materials and operating pressures and temperatures.

Relief Valves

290 items

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  • Parker 4M4F-RL4A-KZT-SS-KE
    4M4F-RL4A-KZT-SS-KE Parker RL4A-Series Adjustable Relief Valve
    4M4F-RL4A-KZT-SS-KE

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: MNPT

    End 2 Type: FNPT

    Parker RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" FNPT (outlet), 150-225 psig crack pressure, Kalrez seal
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  • Parker 4M4F-RL4A-EPRT-SS-MN-KC
    4M4F-RL4A-EPRT-SS-MN-KC Parker RL4A-Series Adjustable Relief Valve
    4M4F-RL4A-EPRT-SS-MN-KC

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: MNPT

    End 2 Type: FNPT

    Parker RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" FNPT (outlet), 50-100 psig crack pressure, EPR seal, with manual override
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  • Parker 4M4F-RL4A-EPRT-SS-KE
    4M4F-RL4A-EPRT-SS-KE Parker RL4A-Series Adjustable Relief Valve
    4M4F-RL4A-EPRT-SS-KE

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: MNPT

    End 2 Type: FNPT

    Parker RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" FNPT (outlet), 150-225 psig crack pressure, EPR seal
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  • Parker 4M4F-RL4A-EPRT-SS-KD
    4M4F-RL4A-EPRT-SS-KD Parker RL4A-Series Adjustable Relief Valve
    4M4F-RL4A-EPRT-SS-KD

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: MNPT

    End 2 Type: FNPT

    Parker RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" FNPT (outlet), 100-150 psig crack pressure, EPR seal
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  • Parker 4M4F-RH4A-VT-SS-K4
    4M4F-RH4A-VT-SS-K4 Parker RH4A-Series Adjustable Relief Valve
    4M4F-RH4A-VT-SS-K4

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: MNPT

    End 2 Type: MNPT

    Parker RH4A-Series Adjustable Relief Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" FNPT (outlet), 1500-2250 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4F-RH4A-VT-SS-K3
    4M4F-RH4A-VT-SS-K3 Parker RH4A-Series Adjustable Relief Valve
    4M4F-RH4A-VT-SS-K3

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: MNPT

    End 2 Type: MNPT

    Parker RH4A-Series Adjustable Relief Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" FNPT (outlet), 750-1500 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4F-RH4A-VT-SS-K1
    4M4F-RH4A-VT-SS-K1 Parker RH4A-Series Adjustable Relief Valve
    4M4F-RH4A-VT-SS-K1

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: MNPT

    End 2 Type: MNPT

    Parker RH4A-Series Adjustable Relief Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" FNPT (outlet), 50-350 psig crack pressure, fluorocarbon rubber seal
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  • Parker RL4A Series Relief Valve
    4M-RL4A-VT-SS-KF Parker Relief Valve
    4M-RL4A-VT-SS-KF

    Parker Hannifin

    Product Type: Relief Valves

    Parker RL4A Series Relief Valve, 1/4" x 1/4", MPT x MPT, 400 PSIG CWP/10 to 225 PSIG Cracking, 316 Stainless Steel, Fluorocarbon Rubber Seal, Adjustable Pressure, Angle, Relief Valve.
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