Relief Valves, 6,000 PSI - R Series - 4M-RH4A-EPRT-SS-K5

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: 4M-RH4A-EPRT-SS-K5
POR
Products specifications
Attribute nameAttribute value
Connection Size1/4 inchMaximum Operating Pressure3000 psi
DivisionInstrumentation Products DivisionMaterials of ConstructionStainless Steel 316
Connection 2 Size1/4 inchMinimum Operating Temperature-70 °F
Maximum Operating Temperature135 °CActuation TypeStandard
Flow Coefficient0.41 CvPacking MaterialEthylene Propylene Rubber
Cracking Pressure2250 to 3000 psiBack-Up Washer MaterialPTFE
Connection 1 SizeNPT M
Connection 1 StyleNPT MConnection 2 StyleNPT M
Material316 Stainless SteelConnection Size1/4"
Connection Size 21/4"Cracking Pressure (psi)2250 - 3000
ActuationStandardPacking MaterialEthylene Propylene Rubber
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