Parker M6A-RL4A-EPRT-SS-MN-KB - 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. M6A-RL4A-EPRT-SS-MN-KB
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Products specifications
Attribute nameAttribute value
Back-Up Washer MaterialPTFEMaximum Operating Temperature135 °C
Packing MaterialEthylene Propylene RubberMaterials of Construction316 Stainless Steel
Flow Coefficient0.75 CvCracking Pressure25 - 50 psi
Connection Size6 mmConnection 1 SizeTwo Ferrule Compression Fitting
Connection 2 SizeTwo Ferrule Compression FittingMinimum Operating Temperature-70 °F
DivisionInstrumentation Products DivisionActuation TypeManual Overdrive
Maximum Operating Pressure51 psiMaterial316 Stainless Steel
Connection 1 StyleTwo Ferrule Compression FittingConnection 2 StyleTwo Ferrule Compression Fitting
Packing MaterialEthylene Propylene RubberActuationManual Overdrive
Cracking Pressure (psi)25 - 50Connection Size6 mm
Connection Size 26 mm
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