Parker CDPH103A20N-8T - Pilot Piston Style Dual Pilot Operated Check Valves

Designed to lock hydraulic circuits or actuators in rest conditions, Parker’s dual pilot operated check valves allow bidirectional flow from 38 lpm (10 gpm) to 226 lpm (60 gpm) and pressures up to 350 bar (5,000 psi) after pilot pressure is supplied.
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Brand Parker
Part No. CDPH103A20N-8T
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Products specifications
Attribute nameAttribute value
Seal MaterialNitrileBody MaterialSteel
Connection TypeSAEDivisionHydraulic Cartridge Systems Division
DivisionHydraulic Systems DivisionFor Fluid TypeMineral-based Hydraulic Fluids
Valve MaterialSteelFilter Efficiency RatingSAE Class 4
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Minimum Operating Temperature-30 °F
Maximum Operating Temperature121 °CConnection Size-8
Weight1.5 kgMaximum Operating Pressure350 bar
Cavity SizeC10Cracking Pressure20 psi
Actuation TypePressure SensingOperation TypeAutomatic
Operating Temperature-30 to 250 °FMaximum Inlet Pressure Rating5000 psi
Sealed Pilot IncludedYesFunctionDual Pilot Operated
Leak Rate312 Cc/min across Pilot Piston (no seals)ConfigurationPilot Piston Style
Mounting TypeLine MountedFlow DirectionFree Flow Valve to Cylinder
Pilot Pressure Ratio4:1Flow Rate60 L/min
Maximum Flow Rate16 Gal/minSeal MaterialNitrile
Maximum Inlet Pressure Rating5000 PSI, 350 BARSealed Pilot IncludedYes
Flow Rate16 GAL/MIN, 60 L/MINCracking Pressure20 PSI, 1.4 BAR