Parker CSPH081A30N-6T - 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. CSPH081A30N-6T
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Products specifications
Attribute nameAttribute value
Flow Rate10Seal MaterialNitrile
Body MaterialSteelConnection TypeSAE
Minimum Operating Temperature-30Maximum Operating Pressure5000
DivisionHydraulic Valve Systems DivisionDivisionHydraulic Systems Division
For Fluid TypeMineral-based Hydraulic FluidsValve MaterialSteel (all parts)
Filter Efficiency RatingISO 4406 18/16/13Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Maximum Operating Temperature250Actuation TypePressure Sensing
Operation TypeAutomaticOperating Temperature-30 to 250
Maximum Inlet Pressure Rating5000Sealed Pilot IncludedYes
Connection Size-6Maximum Flow Rate10
Leak RateInternal (max): 2 Dpm (0.13 cc/min) across Check ValvesCavity SizeC08
ConfigurationPilot Piston StyleMounting TypeLine Mounted
Flow DirectionCheck Flow Cylinder to ValveCracking Pressure30
Pilot Pressure Ratio4:1FunctionSingle Pilot Operated
Weight2.53Seal MaterialNitrile
Maximum Inlet Pressure Rating5000 PSI, 350 BARSealed Pilot IncludedYes
Flow Rate10 GAL/MIN, 38 L/MINCracking Pressure30 PSI, 2.1 BAR