Relief Valves, 6,000 PSI - R Series - 4A-RL4A-VT-SS-MN-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: 4A-RL4A-VT-SS-MN-KE
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Products specifications
Attribute nameAttribute value
Back-Up Washer MaterialPTFEMaterials of ConstructionStainless Steel 316
Actuation TypeManual OverdriveCracking Pressure150 to 225 psi
Connection 2 Size1/4 inchMinimum Operating Temperature-10 °F
DivisionInstrumentation Products DivisionConnection Size1/4 inch
Connection 1 SizeTwo Ferrule CompressionFlow Coefficient0.75 Cv
Packing MaterialFluorocarbon RubberMaximum Operating Pressure225 psi
Maximum Operating Temperature204 °C
Material316 Stainless SteelConnection 2 StyleTwo Ferrule Compression Fitting
Cracking Pressure (psi)150 - 225Connection Size1/4"
ActuationManual OverdriveConnection 1 StyleTwo Ferrule Compression Fitting
Connection Size 21/4"Packing MaterialFluorocarbon Rubber
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