Parker M8A-RH4A-BNT-SS-K1 - 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. M8A-RH4A-BNT-SS-K1
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Products specifications
Attribute nameAttribute value
Connection Size8 mmConnection 1 SizeTwo Ferrule Compression Fitting
Packing MaterialNitrile RubberMaximum Operating Temperature107
Cracking Pressure50 - 350DivisionInstrumentation Products Division
Actuation TypeStandardMaterials of Construction316 Stainless Steel
Maximum Operating Pressure350Flow Coefficient0.41
Connection 2 Size8 mmBack-Up Washer MaterialPTFE
Minimum Operating Temperature-34ActuationStandard
Connection Size 28 mmConnection 1 StyleTwo Ferrule Compression Fitting
Connection 2 StyleTwo Ferrule Compression FittingPacking MaterialNitrile Rubber
Cracking Pressure (psi)50 - 350Connection Size8 mm
Material316 Stainless Steel
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