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Picture of Parker 4Z-RL4A-NET-SS-KG - Relief Valves, 6,000 PSI - R Series

*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker 4Z-RL4A-NET-SS-KG - Relief Valves, 6,000 PSI - R Series

Parker's R Series Relief Valves are designed such that when the upstream pressure exceeds the closing force exerted by the spring, the lower stem opens, permitting flow through the valve. Pressures range from 10 PSI (0.7 BAR) to 6,000 PSI (413.7 BAR).
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Brand Parker
Part No. 4Z-RL4A-NET-SS-KG
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Products specifications
Attribute nameAttribute value
Connection Size1/4Connection 2 Size1/4
Maximum Operating Temperature121Materials of ConstructionStainless Steel 316
Maximum Operating Pressure400DivisionInstrumentation Products Division
Connection 1 SizeSingle Ferrule CompressionMinimum Operating Temperature-43
Actuation TypeStandardPacking MaterialNeoprene Rubber
Back-Up Washer MaterialPTFEFlow Coefficient0.75
Cracking Pressure225 to 400Connection Size1/4"
Material316 Stainless SteelConnection 1 StyleSingle Ferrule Compression Fitting
Connection 2 StyleSingle Ferrule Compression FittingConnection Size 21/4"
ActuationStandardPacking MaterialNeoprene Rubber
Cracking Pressure (psi)225 - 400
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