Parker M8Z-RL4A-NET-SS-KD - 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-NET-SS-KD
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Products specifications
Attribute nameAttribute value
Actuation TypeStandardCracking Pressure100 - 150
DivisionInstrumentation Products DivisionMinimum Operating Temperature-43
Connection 2 Size8 mmBack-Up Washer MaterialPTFE
Packing MaterialNeoprene RubberMaximum Operating Temperature121
Materials of Construction316 Stainless SteelMaximum Operating Pressure150
Connection Size8 mmFlow Coefficient0.75
Connection 1 SizeSingle Ferrule Compression FittingConnection 2 StyleSingle Ferrule Compression Fitting
Material316 Stainless SteelConnection Size8 mm
Connection Size 28 mmPacking MaterialNeoprene Rubber
Cracking Pressure (psi)100 - 150ActuationStandard
Connection 1 StyleSingle Ferrule Compression Fitting
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