Parker R04C3-7.7N - 2 Way Pilot Operated Directional Control Valves

A pilot-operated, cartridge style screw-in hydraulic directional valve used in two way circuits with remote pilot actuation. Available in both normally-open and normally-closed orientation.
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Brand Parker
Part No. R04C3-7.7N
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Products specifications
Attribute nameAttribute value
Leak Rate50 @ 1450 PSI (100 BAR) cm3/minActuation TypePilot to Close
Valve MaterialAll parts steel. All operating parts hardened steelBody Materialn/a
Switching Pressure7.7 barFlow Rate21 Gal/min
DivisionHydraulic Cartridge Systems DivisionMaximum Flow Rate80 L/min
Seal MaterialNitrileInstallation Torque50 Nm
Operation TypePilot OperatedMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Maximum Operating Pressure6000 psiMinimum Operating Temperature-34 °C
For Fluid TypeMineral-based or synthetic hydraulic fluidsOperating Temperature-34 to +121 °C
Cavity SizeC10-3Weight0.15 kg
Pilot LocationExternalMaximum Operating Temperature+250 °F
Sealed Pilot IncludedNoDivisionMobile Hydraulic Systems Division Europe
Standard Flow Rate Setting40 L/minFlow Direction2-3 or 3-2
Drain OptionInternalFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Maximum Inlet Pressure Rating6000 psiConfigurationNormally Open
FunctionDiverterSwitching Pressure112 PSI, 7.7 BAR
ConfigurationNormally OpenSealed Pilot IncludedNo
Seal MaterialNitrileFlow Rate21 GAL/MIN, 80 L/MIN
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