Relief Valves, 6,000 PSI - R Series - 4A-RH4A-NET-SS-K1

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-K1
POR
Products specifications
Attribute nameAttribute value
Packing MaterialNeoprene RubberMaterials of ConstructionStainless Steel 316
Actuation TypeStandardMaximum Operating Pressure350 psi
DivisionInstrumentation Products DivisionCracking Pressure50 to 350 psi
Flow Coefficient0.41 CvBack-Up Washer MaterialPTFE
Connection 1 SizeTwo Ferrule CompressionConnection Size1/4 inch
Connection 2 Size1/4 inchMaximum Operating Temperature121 °C
Minimum Operating Temperature-43 °C
Connection 1 StyleTwo Ferrule Compression FittingCracking Pressure (psi)50 - 350
Connection Size 21/4"Material316 Stainless Steel
Connection 2 StyleTwo Ferrule Compression FittingActuationStandard
Packing MaterialNeoprene RubberConnection Size1/4"
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