Parker M6Z-RH4A-EPRT-SS-K4 - 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-K4
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Products specifications
Attribute nameAttribute value
Flow Coefficient0.41Packing MaterialEthylene Propylene Rubber
Materials of Construction316 Stainless SteelMinimum Operating Temperature-57
Maximum Operating Temperature135Connection Size6 mm
Connection 1 SizeSingle Ferrule Compression FittingDivisionInstrumentation Products Division
Actuation TypeStandardConnection 2 Size6 mm
Cracking Pressure1500 - 2250Back-Up Washer MaterialPTFE
Maximum Operating Pressure2250Cracking Pressure (psi)1500 - 2250
Connection 1 StyleSingle Ferrule Compression FittingConnection Size 26 mm
Packing MaterialEthylene Propylene RubberActuationStandard
Connection 2 StyleSingle Ferrule Compression FittingConnection Size6 mm
Material316 Stainless Steel
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