Direct Acting Relief Valves - RDH081S50V

Parker’s direct acting relief valves are available in several cavity sizes and are designed for continuous duty applications with pressures up to 420 bar (6000 psi) and flows up to 200 lpm (53 gpm).
Availability: 4 in stock
SKU: RDH081S50V
$57.60
Products specifications
Attribute nameAttribute value
Body MaterialN/AWeight0.09 kg
Maximum Pressure Setting350 barSeal MaterialFluorocarbon
DivisionHydraulic Systems DivisionMinimum Operating Temperature-15 °F
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Maximum Operating Pressure380 bar
Actuation TypePressure SensingFunctionDirect Acting
ConfigurationPressure ReliefCavity SizeC08-2
Operation TypeAutomaticAdjustment MechanismScrew
Wire Mesh Screen Includedn/aMaximum Tank Pressure350 bar
Maximum Inlet Pressure Rating380 barInstallation Torque43-49 Nm
For Fluid TypeMineral-based or synthetic hydraulic fluidsMaximum Operating Temperature+204 °C
Valve MaterialAll parts steel. All operating parts hardened steelOperating Temperature-15 to +400 °F
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Mounting TypeScrew in cartridge valve
Flow Rate1.9 L/minMaximum Flow Rate1.9 L/min
Standard Setting Pressure172.4 barPressure Control Sensitivity1910 per turn psi
Pressure Control Range13.8-350 barReseat Pressure90% of pressure setting
Leak Rate0.33 @ 75% Crack Pressure cm3/min
Seal MaterialFluorocarbonAdjustment MechanismScrew
Maximum Inlet Pressure Rating5500 PSI, 380 BARPressure Control Range200-5000 PSI, 13.8-350 BAR
Flow Rate0.5 GAL/MIN, 1.9 L/MIN
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