Parker M6Z-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. M6Z-RH4A-EPRT-SS-K3
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Products specifications
Attribute nameAttribute value
Connection 2 Size6 mmActuation TypeStandard
DivisionInstrumentation Products DivisionBack-Up Washer MaterialPTFE
Materials of Construction316 Stainless SteelMaximum Operating Temperature135
Maximum Operating Pressure1500Packing MaterialEthylene Propylene Rubber
Minimum Operating Temperature-57Flow Coefficient0.41
Cracking Pressure750 - 1500Connection Size6 mm
Connection 1 SizeSingle Ferrule Compression FittingCracking Pressure (psi)750 - 1500
Connection 2 StyleSingle Ferrule Compression FittingMaterial316 Stainless Steel
Connection Size6 mmConnection Size 26 mm
Packing MaterialEthylene Propylene RubberActuationStandard
Connection 1 StyleSingle Ferrule Compression Fitting
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