Parker M8Z-RL4A-EPRT-SS-KC - 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. M8Z-RL4A-EPRT-SS-KC
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Products specifications
Attribute nameAttribute value
Maximum Operating Pressure100Packing MaterialEthylene Propylene Rubber
Materials of Construction316 Stainless SteelMinimum Operating Temperature-57
Maximum Operating Temperature135Connection 1 SizeSingle Ferrule Compression Fitting
Cracking Pressure50 - 100Flow Coefficient0.75
Connection Size8 mmDivisionInstrumentation Products Division
Actuation TypeStandardBack-Up Washer MaterialPTFE
Connection 2 Size8 mmConnection 1 StyleSingle Ferrule Compression Fitting
Packing MaterialEthylene Propylene RubberActuationStandard
Connection 2 StyleSingle Ferrule Compression FittingCracking Pressure (psi)50 - 100
Connection Size8 mmMaterial316 Stainless Steel
Connection Size 28 mm
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