Relief Valves, 6,000 PSI - R Series - 4A-RH4A-NET-SS-K2

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: 4A-RH4A-NET-SS-K2
POR
Products specifications
Attribute nameAttribute value
Maximum Operating Pressure750 psiDivisionInstrumentation Products Division
Connection Size1/4 inchCracking Pressure350 to 750 psi
Connection 1 SizeTwo Ferrule CompressionConnection 2 SizeTwo Ferrule Compression
Maximum Operating Temperature250 °FBack-Up Washer MaterialPTFE
Flow Coefficient0.41 CvMinimum Operating Temperature-45 °F
Materials of ConstructionStainless Steel 316Packing MaterialNeoprene Rubber
Actuation TypeStandard
ActuationStandardPacking MaterialNeoprene Rubber
Connection Size1/4"Connection 1 StyleTwo Ferrule Compression Fitting
Connection Size 21/4"Connection 2 StyleTwo Ferrule Compression Fitting
Material316 Stainless SteelCracking Pressure (psi)350 - 750
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