Relief Valves, 6,000 PSI - R Series - 4M-RL4A-NET-SS-KE

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-RL4A-NET-SS-KE
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Products specifications
Attribute nameAttribute value
DivisionInstrumentation Products DivisionBack-Up Washer MaterialPTFE
Flow Coefficient0.75 CvConnection Size1/4 inch
Connection 2 Size1/4 inchCracking Pressure150 to 225 psi
Maximum Operating Temperature121 °CConnection 1 SizeNPT M
Minimum Operating Temperature-43 °CPacking MaterialNeoprene Rubber
Materials of ConstructionStainless Steel 316Actuation TypeStandard
Maximum Operating Pressure225 psi
Material316 Stainless SteelConnection 1 StyleNPT M
ActuationStandardConnection 2 StyleNPT M
Packing MaterialNeoprene RubberConnection Size1/4"
Cracking Pressure (psi)150 - 225Connection Size 21/4"
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