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 4Z-RL4A-VT-SS-KE
    4Z-RL4A-VT-SS-KE Parker RL4A-Series Adjustable Relief Valve
    4Z-RL4A-VT-SS-KE

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: Single Ferrule Compression

    Parker RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" single ferrule tube fitting ends, 150-225 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4A-RH4A-BNT-SS-MN-K1
    4A-RH4A-BNT-SS-MN-K1 Parker RH4A-Series Adjustable Relief Valve
    4A-RH4A-BNT-SS-MN-K1

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Double Ferrule Compression

    End 2 Type: Double Ferrule Compression

    Parker RH4A-Series Adjustable Relief Valve, 316 SS body, 1/4" double ferrule tube fitting ends, 50-350 psig crack pressure, Buna-N rubber seal, with manual override
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  • Parker 4M4F-RL4A-KZT-SS-MN-KA
    4M4F-RL4A-KZT-SS-MN-KA Parker RL4A-Series Adjustable Relief Valve
    4M4F-RL4A-KZT-SS-MN-KA

    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), 0-25 psig crack pressure, Kalrez seal, with manual override
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  • Parker 4M4F-RH4A-VT-SS-K5
    4M4F-RH4A-VT-SS-K5 Parker RH4A-Series Adjustable Relief Valve
    4M4F-RH4A-VT-SS-K5

    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), 2250-3000 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4A-RL4A-VT-SS-KD
    4A-RL4A-VT-SS-KD Parker RL4A-Series Adjustable Relief Valve
    4A-RL4A-VT-SS-KD

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Double Ferrule Compression

    End 2 Type: Double Ferrule Compression

    Parker RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" double ferrule tube fitting ends, 100-150 psig crack pressure, fluorocarbon rubber seal
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  • Parker 4M4F-RL4A-KZT-SS-KB
    4M4F-RL4A-KZT-SS-KB Parker RL4A-Series Adjustable Relief Valve
    4M4F-RL4A-KZT-SS-KB

    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), 25-50 psig crack pressure, Kalrez seal
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  • Parker 4Z-RL4A-VT-SS-MN-KC
    4Z-RL4A-VT-SS-MN-KC Parker RL4A-Series Adjustable Relief Valve
    4Z-RL4A-VT-SS-MN-KC

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Single Ferrule Compression

    End 2 Type: Single Ferrule Compression

    Parker RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" single ferrule tube fitting ends, 50-100 psig crack pressure, fluorocarbon rubber seal, with manual override
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  • Parker 4M4F-RL4A-KZT-SS-KA
    4M4F-RL4A-KZT-SS-KA Parker RL4A-Series Adjustable Relief Valve
    4M4F-RL4A-KZT-SS-KA

    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), 0-25 psig crack pressure, Kalrez seal
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