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Picture of Parker 4KF-RL4A-KZT-SS-MN-KB - Relief Valves, 6,000 PSI - R Series

*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker 4KF-RL4A-KZT-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. 4KF-RL4A-KZT-SS-MN-KB
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Products specifications
Attribute nameAttribute value
Connection Size1/4Connection 2 Size1/4
Maximum Operating Temperature93Minimum Operating Temperature-29
Materials of ConstructionStainless Steel 316DivisionInstrumentation Products Division
Packing MaterialHighly Fluorinated Fluorocarbon RubberBack-Up Washer MaterialPTFE
Actuation TypeManual OverdriveFlow Coefficient0.75
Cracking Pressure25 to 50Maximum Operating Pressure54
Connection 1 SizeBSP FConnection Size1/4"
Material316 Stainless SteelConnection Size 21/4"
Packing MaterialHighly Fluorinated Fluorocarbon RubberCracking Pressure (psi)25 - 50
ActuationManual OverdriveConnection 1 StyleBSP F
Connection 2 StyleBSP F
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