Parker M8Z-RH4A-NET-SS-K8 - 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-RH4A-NET-SS-K8
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Products specifications
Attribute nameAttribute value
Connection 1 SizeSingle Ferrule Compression FittingConnection Size8 mm
Cracking Pressure5000 - 6000Maximum Operating Temperature121
DivisionInstrumentation Products DivisionActuation TypeStandard
Materials of Construction316 Stainless SteelBack-Up Washer MaterialPTFE
Connection 2 Size8 mmMinimum Operating Temperature-43
Packing MaterialNeoprene RubberMaximum Operating Pressure6000
Flow Coefficient0.41Cracking Pressure (psi)5000 - 6000
Connection 1 StyleSingle Ferrule Compression FittingActuationStandard
Connection 2 StyleSingle Ferrule Compression FittingMaterial316 Stainless Steel
Connection Size8 mmConnection Size 28 mm
Packing MaterialNeoprene Rubber
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