Parker M8Z-RH4A-BNT-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-BNT-SS-K8
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Products specifications
Attribute nameAttribute value
Connection Size8 mmConnection 1 SizeSingle Ferrule Compression Fitting
Cracking Pressure5000 - 6000Actuation TypeStandard
DivisionInstrumentation Products DivisionMinimum Operating Temperature-34
Maximum Operating Temperature107Maximum Operating Pressure6000
Connection 2 Size8 mmPacking MaterialNitrile Rubber
Flow Coefficient0.41Materials of Construction316 Stainless Steel
Back-Up Washer MaterialPTFEActuationStandard
Connection 1 StyleSingle Ferrule Compression FittingConnection 2 StyleSingle Ferrule Compression Fitting
Cracking Pressure (psi)5000 - 6000Connection Size 28 mm
Connection Size8 mmPacking MaterialNitrile Rubber
Material316 Stainless Steel
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