Parker R04C3-7.7NS - 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. R04C3-7.7NS
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Products specifications
Attribute nameAttribute value
Cavity SizeC10-3Minimum Operating Temperature-30 °F
Operating Temperature-34 to +121 °CPilot LocationExternal
Switching Pressure112 psiFlow Direction2-3 or 3-2
Drain OptionInternalDivisionMobile Hydraulic Systems Division Europe
Maximum Operating Pressure420 barWeight0.33 lb
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Standard Flow Rate Setting10 Gal/min
Valve MaterialAll parts steel. All operating parts hardened steelConfigurationNormally Open
FunctionDiverterLeak Rate50 @ 1450 PSI (100 BAR) cm3/min
Maximum Inlet Pressure Rating6000 psiSealed Pilot IncludedYes
Actuation TypePilot to CloseDivisionHydraulic Cartridge Systems Division
Installation Torque50 NmBody Materialn/a
Maximum Operating Temperature+121 °CSeal MaterialNitrile
Flow Rate21 Gal/minOperation TypePilot Operated
Maximum Flow Rate80 L/minFor Fluid TypeMineral-based or synthetic hydraulic fluids
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Seal MaterialNitrile
Flow Rate21 GAL/MIN, 80 L/MINSealed Pilot IncludedYes
Switching Pressure112 PSI, 7.7 BARConfigurationNormally Open
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