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Picture of Parker M8A-RH4A-EPRT-SS-K3 - 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 M8A-RH4A-EPRT-SS-K3 - 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. M8A-RH4A-EPRT-SS-K3
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Products specifications
Attribute nameAttribute value
Connection Size8 mmConnection 1 SizeTwo Ferrule Compression Fitting
Flow Coefficient0.41 CvMaximum Operating Temperature135 °C
Maximum Operating Pressure1500 psiCracking Pressure750 - 1500 psi
Actuation TypeStandardDivisionInstrumentation Products Division
Materials of Construction316 Stainless SteelBack-Up Washer MaterialPTFE
Connection 2 SizeTwo Ferrule Compression FittingMinimum Operating Temperature-70 °F
Packing MaterialEthylene Propylene RubberPacking MaterialEthylene Propylene Rubber
Connection 1 StyleTwo Ferrule Compression FittingCracking Pressure (psi)750 - 1500
Connection Size 28 mmMaterial316 Stainless Steel
Connection Size8 mmActuationStandard
Connection 2 StyleTwo Ferrule Compression Fitting
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