Relief Valves, 6,000 PSI - R Series - 4A-RL4A-EPRT-SS-MN-KC

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-RL4A-EPRT-SS-MN-KC
POR
Products specifications
Attribute nameAttribute value
Connection Size1/4 inchConnection 1 SizeTwo Ferrule Compression
Flow Coefficient0.75 CvDivisionInstrumentation Products Division
Actuation TypeManual OverdriveCracking Pressure50 to 100 psi
Minimum Operating Temperature-57 °CMaximum Operating Pressure100 psi
Materials of ConstructionStainless Steel 316Connection 2 SizeTwo Ferrule Compression
Packing MaterialEthylene Propylene RubberBack-Up Washer MaterialPTFE
Maximum Operating Temperature275 °F
Cracking Pressure (psi)50 - 100ActuationManual Overdrive
Connection Size1/4"Connection 1 StyleTwo Ferrule Compression Fitting
Connection Size 21/4"Connection 2 StyleTwo Ferrule Compression Fitting
Material316 Stainless SteelPacking MaterialEthylene Propylene Rubber
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