Parker M8A-RL4A-VT-SS-KA - 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-RL4A-VT-SS-KA
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Products specifications
Attribute nameAttribute value
Connection 2 SizeTwo Ferrule Compression FittingMaximum Operating Temperature400 °F
Connection Size8 mmConnection 1 SizeTwo Ferrule Compression Fitting
Packing MaterialFluorocarbon RubberDivisionInstrumentation Products Division
Actuation TypeStandardMinimum Operating Temperature-10 °F
Flow Coefficient0.75 CvMaximum Operating Pressure25 psi
Back-Up Washer MaterialPTFEMaterials of Construction316 Stainless Steel
Cracking Pressure10 - 25 psiActuationStandard
Packing MaterialFluorocarbon RubberCracking Pressure (psi)10 - 25
Connection Size8 mmConnection Size 28 mm
Connection 1 StyleTwo Ferrule Compression FittingConnection 2 StyleTwo Ferrule Compression Fitting
Material316 Stainless Steel
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