Parker RAH101F50 - Pilot Operated Relief Valves

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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Brand Parker
Part No. RAH101F50
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Products specifications
Attribute nameAttribute value
Minimum Operating Temperature-35Body Materialn/a
Maximum Operating Pressure5000DivisionHydraulic Valve Systems Division
DivisionHydraulic Systems DivisionMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Weight0.5Flow Rate30
Maximum Flow Rate30ConfigurationPressure Relief
Actuation TypePressure SensingOperation TypeAutomatic
FunctionPilot OperatedCavity SizeC10-2
Maximum Tank Pressure5000Maximum Pressure Setting5000
Pressure Control Sensitivityn/aMaximum Inlet Pressure Rating5000
Seal MaterialD-Ring (Standard)Adjustment MechanismFixed
Maximum Operating Temperature+200For Fluid TypeMineral-based or synthetic hydraulic fluids
Valve MaterialAll parts steel. All operating parts hardened steelFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Mounting TypeScrew in cartridge valveOperating Temperature-35 to +200
Installation Torque51-55Standard Setting Pressure2500
Pressure Control Range200-5000Leak Rate5 per @ 100 psi (6.8 bar) setting
Reseat Pressure90% of pressure settingMaximum Inlet Pressure Rating5000 PSI, 350 BAR
Seal MaterialD-Ring (Standard)Adjustment MechanismFixed
Flow Rate30 GAL/MIN, 113 L/MINPressure Control Range200-5000 PSI, 13.8-350 BAR
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