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

338 items

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  • 4Z-RL4A-NET-SS-KE R Series Relief Valve
    4Z-RL4A-NET-SS-KE Parker IVD R Series Relief Valve
    4Z-RL4A-NET-SS-KE

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: CPI

    End 2 Type: CPI

    Parker IVD R Series Relief Valve, 1/4 in. CPI Compression Inlet & Outlet (Port 1 & 2), Cv = 0.75, Neoprene Rubber Seal, PTFE Back-up Ring, 316 Stainless Steel Body, 150 to 225 psig Cracking Pressure...
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  • 4M4A-RL4A-BNT-SS-KA R Series Relief Valve
    4M4A-RL4A-BNT-SS-KA Parker IVD R Series Relief Valve
    4M4A-RL4A-BNT-SS-KA

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Male NPT

    End 2 Type: A-lok

    Parker IVD R Series Relief Valve, 1/4 in. Male NPT x 1/4 in. A-LOK Compression Inlet & Outlet (Port 1 & 2), Cv = 0.75, Nitrle Seal, PTFE Back-up Ring, 316 Stainless Steel Body, 10 to 25 psig Cracking...
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  • M8A-RH4A-EPRT-SS-K4 R Series Relief Valve
    M8A-RH4A-EPRT-SS-K4 Parker IVD R Series Relief Valve
    M8A-RH4A-EPRT-SS-K4

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: A-Lok

    End 2 Type: A-Lok

    Parker IVD R Series Relief Valve, 8mm A-LOK Compression Inlet & Outlet (Port 1 & 2), Cv = 0.41, Ethylene Propylene Rubber Seal, PTFE Back-up Ring, Stainless Steel Body, 1500 to 2250 psig Cracking...
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  • 4M-RL4A-VT-SS-MN-KC R Series Relief Valve
    4M-RL4A-VT-SS-MN-KC Parker IVD R Series Relief Valve
    4M-RL4A-VT-SS-MN-KC

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Male NPT

    End 2 Type: Male NPT

    Parker IVD R Series Relief Valve, 1/4 in. Male NPT Inlet & Outlet (Port 1 & 2), Cv = 0.75, Viton Seal, PTFE Back-up Ring, 316 Stainless Steel Body, 50 to 100 psig Cracking Pressure Range, Purple...
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  • M8A-RH4A-VT-SS-K3 R Series Relief Valve
    M8A-RH4A-VT-SS-K3 Parker IVD R Series Relief Valve
    M8A-RH4A-VT-SS-K3

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: A-Lok

    End 2 Type: A-Lok

    Parker IVD R Series Relief Valve, 8mm A-LOK Compression Inlet & Outlet (Port 1 & 2), Cv = 0.41, Viton Seal, PTFE Back-up Ring, Stainless Steel Body, 750 to 1500 psig Cracking Pressure Range, Orange...
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  • 4M4A-RL4A-EPRT-SS-KA R Series Relief Valve
    4M4A-RL4A-EPRT-SS-KA Parker IVD R Series Relief Valve
    4M4A-RL4A-EPRT-SS-KA

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Male NPT

    End 2 Type: A-lok

    Parker IVD R Series Relief Valve, 1/4 in. Male NPT x 1/4 in. A-LOK Compression Inlet & Outlet (Port 1 & 2), Cv = 0.75, Ethylene Propylene Rubber Seal, PTFE Back-up Ring, 316 Stainless Steel Body, 10...
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  • 4M-RL4A-KZT-SS-KC R Series Relief Valve
    4M-RL4A-KZT-SS-KC Parker IVD R Series Relief Valve
    4M-RL4A-KZT-SS-KC

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Male NPT

    End 2 Type: Male NPT

    Parker IVD R Series Relief Valve, 1/4 in. Male NPT Inlet & Outlet (Port 1 & 2), Cv = 0.75, Highly Fluorinated Fluorocarbon Rubber Seal, PTFE Back-up Ring, 316 Stainless Steel Body, 50 to 100 psig...
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  • 4A-RL4A-VT-SS-KB-C3 Parker IVD R Series Relief Valve
    4A-RL4A-VT-SS-KB-C3 Parker IVD R Series Relief Valve
    4A-RL4A-VT-SS-KB-C3

    Parker Hannifin

    Product Type: Relief Valves

    End 1 Type: Double Ferrule Compression

    End 2 Type: Double Ferrule Compression

    Parker IVD R Series Relief Valve, 1/4 in. A-LOK Compression Inlet & Outlet (Port 1 & 2), Cv = 0.75, Viton Seal, PTFE Back-up Ring, 316 Stainless Steel Body, 25 to 50 psig Cracking Pressure Range,...
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