Parker CSPH161PV-16T - Pilot Piston Style Pilot Operated Check Valves

Parker’s P.O. check valve’s allow flows up to 226 lpm (60 gpm) and pressure up to 350 bar (5,000 psi). Return flow can be enable by an external pilot supply, which shifts the internal poppet into an open position.
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Brand Parker
Part No. CSPH161PV-16T
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Products specifications
Attribute nameAttribute value
Maximum Operating Temperature204 °CBody MaterialSteel
Seal MaterialFluorocarbonConnection TypeSAE
Maximum Operating Pressure5000 psiDivisionHydraulic Cartridge Systems Division
DivisionHydraulic Systems DivisionFor Fluid TypeSynthetic Hydraulic Fluids
Valve MaterialHardened SteelOperating Temperature-26 to 204 °C
Filter Efficiency RatingSAE Class 4Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature-15 °FFlow Rate50 Gal/min
Actuation TypePressure SensingOperation TypeAutomatic
Maximum Inlet Pressure Rating5000 psiSealed Pilot IncludedNo
Connection Size-16Pilot Pressure Ratio3:1
Cavity SizeC16ConfigurationPilot Piston Style
Mounting TypeLine MountedFlow DirectionCheck Flow Cylinder to Valve
Leak RateInternal (max): 5 Dpm (0.33 cc/min) across Check ValvesCracking Pressure0.3 bar
FunctionSingle Pilot OperatedWeight4.5 kg
Maximum Flow Rate187 L/minSeal MaterialFluorocarbon
Maximum Inlet Pressure Rating5000 PSI, 350 BARSealed Pilot IncludedNo
Flow Rate50 GAL/MIN, 187 L/MINCracking Pressure5 PSI, 0.3 BAR