Relief Valves, 6,000 PSI - R Series - 4Z-RL4A-KZT-SS-MN-KC

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: 4Z-RL4A-KZT-SS-MN-KC
POR
Products specifications
Attribute nameAttribute value
Connection 2 SizeSingle Ferrule CompressionCracking Pressure50 to 100 psi
Back-Up Washer MaterialPTFEMaterials of ConstructionStainless Steel 316
Maximum Operating Pressure100 psiConnection 1 SizeSingle Ferrule Compression
Actuation TypeManual OverdriveDivisionInstrumentation Products Division
Minimum Operating Temperature-29 °CFlow Coefficient0.75 Cv
Packing MaterialHighly Fluorinated Fluorocarbon RubberConnection Size1/4 inch
Maximum Operating Temperature200 °F
Connection Size 21/4"ActuationManual Overdrive
Packing MaterialHighly Fluorinated Fluorocarbon RubberMaterial316 Stainless Steel
Connection 1 StyleSingle Ferrule Compression FittingCracking Pressure (psi)50 - 100
Connection Size1/4"Connection 2 StyleSingle Ferrule Compression Fitting
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