Relief Valves, 6,000 PSI - R Series - 4Z-RH4A-KZT-SS-K3

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-RH4A-KZT-SS-K3
POR
Products specifications
Attribute nameAttribute value
Cracking Pressure750 to 1500 psiMaterials of ConstructionStainless Steel 316
Maximum Operating Pressure1500 psiDivisionInstrumentation Products Division
Back-Up Washer MaterialPTFEActuation TypeStandard
Flow Coefficient0.41 CvPacking MaterialHighly Fluorinated Fluorocarbon Rubber
Connection Size1/4 inchConnection 1 SizeSingle Ferrule Compression
Connection 2 Size1/4 inchMaximum Operating Temperature200 °F
Minimum Operating Temperature-29 °C
Connection Size 21/4"Material316 Stainless Steel
Cracking Pressure (psi)750 - 1500Packing MaterialHighly Fluorinated Fluorocarbon Rubber
Connection 1 StyleSingle Ferrule Compression FittingActuationStandard
Connection Size1/4"Connection 2 StyleSingle Ferrule Compression Fitting
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