Parker CB101AT20V - Standard Pilot Assisted Load Control Valves

Parker’s piloted load control valves are designed to operate independent of downstream pressure to prevent runaway loads under dynamic conditions using a pilot signal, handling pressures up to 420 bar (6000 psi) and flows up to 350 lpm (90 gpm).
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Brand Parker
Part No. CB101AT20V
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Products specifications
Attribute nameAttribute value
Actuation TypePilot OperatedPort Sizen/a
Maximum Operating Temperature400Seal MaterialFluorocarbon
Body Materialn/aMaximum Operating Pressure5000
DivisionHydraulic Valve Systems DivisionDivisionHydraulic Systems Division
For Fluid TypeMineral-based Hydraulic FluidsPilot LocationExternal
Valve MaterialSteel (all parts)Minimum Operating Temperature-15
Weight0.5Adjustment MechanismTamper Resistant
Port Thread Sizen/aInstallation Torque22
Cavity SizeC10-3Flow Rate12
Maximum Flow Rate12FunctionCounterbalance Valve
Maximum Kinematic ViscosityMineral-based or synthetic with lubricating properties at viscosities of 45-2000 SSU (6 to 420 cSt)Mounting TypeThreaded Cartridge Valve
Pilot Pressure Ratio3:1Filter Efficiency RatingISO 4406:1999 Code 18/16/13
Leak Rate5 drops/min @ 80% of SettingFlow DirectionCylinder port 1
Holding Pressure2000Operating Temperature-15° to +400°
Pressure Control Range1000 to 2500Pressure Control Sensitivity153 per turn
Maximum Inlet Pressure Rating5500Seal MaterialFluorocarbon
Port Sizen/aAdjustment MechanismTamper Resistant
Mounting TypeThreaded Cartridge ValveMaximum Flow Rate12 GAL/MIN, 45 L/MIN
Holding Pressure2000 PSI, 138 BARPilot Pressure Ratio3:1
Pressure Control Range1000-2500 PSI, 69-172.4 BAR