Relief Valves, 6,000 PSI - R Series - M8Z-RL4A-KZT-SS-KB

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).
Availability: Backordered
SKU: M8Z-RL4A-KZT-SS-KB
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Products specifications
Attribute nameAttribute value
DivisionInstrumentation Products DivisionBack-Up Washer MaterialPTFE
Maximum Operating Pressure54 psiMinimum Operating Temperature-20 °F
Flow Coefficient0.75 CvMaximum Operating Temperature200 °F
Packing MaterialHighly Fluorinated Fluorocarbon RubberCracking Pressure25 - 50 psi
Connection Size8 mmConnection 1 SizeSingle Ferrule Compression Fitting
Actuation TypeStandardMaterials of Construction316 Stainless Steel
Connection 2 Size8 mm
Connection 1 StyleSingle Ferrule Compression FittingConnection Size8 mm
Material316 Stainless SteelConnection 2 StyleSingle Ferrule Compression Fitting
Packing MaterialHighly Fluorinated Fluorocarbon RubberActuationStandard
Connection Size 28 mmCracking Pressure (psi)25 - 50
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