Pilot Operated Relief Valves - RAH081K20V

Parker’s pilot operated relief valves are designed for continuous duty applications featuring great stability with low pressure drop; working with pressures up to 420 bar (6000 psi) and flows up to 400 lpm (106 gpm).
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SKU RAH081K20V
POR
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Products specifications
Attribute nameAttribute value
Maximum Inlet Pressure Rating5000 PSI, 350 BARFlow Rate20 GAL/MIN, 75.8 L/MIN
Pressure Control Range100-2000 PSI, 6.9-138 BARSeal MaterialFluorocarbon
Adjustment MechanismKnobLeak Rate5 per @ 100 psi (6.8 bar) setting
Operation TypeAutomaticMaximum Operating Temperature+400
Mounting TypeScrew in cartridge valveFor Fluid TypeMineral-based or synthetic hydraulic fluids
Operating Temperature-15 to +400Maximum Tank Pressure5000
Body Materialn/aAdjustment MechanismKnob
Valve MaterialAll parts steel. All operating parts hardened steelFunctionPilot Operated
Reseat Pressure90% of pressure settingFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)DivisionHydraulic Systems Division
Maximum Flow Rate20Flow Rate20
Standard Setting Pressure1000Maximum Inlet Pressure Rating5000
Installation Torque32-36Maximum Pressure Setting2000
Seal MaterialFluorocarbonPressure Control Sensitivity570 per turn
Minimum Operating Temperature-15DivisionHydraulic Valve Systems Division
ConfigurationPressure ReliefCavity SizeC08-2
Maximum Operating Pressure5000Pressure Control Range100-2000
Weight0.2Actuation TypePressure Sensing
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