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Parker CPH104PN - Single Pilot Operated, Pilot to Open Check Valves

Parker’s P.O. check valve assemblies allow flow up to 150 lpm (40 gpm) with pressures up to 420 bar (6,000 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. CPH104PN

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Products specifications

Attribute name	Attribute value
Actuation Type	Pilot Operated	Operating Temperature	-30 to 250 °F
Installation Torque	48 lb-ft	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Function	Single Pilot to Open Check	Cavity Size	C10-3
Seal Material	Nitrile	Valve Material	Steel
Maximum Flow Rate	8 Gal/min	Pilot Pressure Ratio	4:1
Minimum Operating Temperature	-30 °F	Leak Rate	2
Weight	0.9 kg	For Fluid Type	Synthetic Hydraulic Fluids
Maximum Operating Pressure	5000 psi	Filter Efficiency Rating	SAE Class 4
Flow Direction	2-3 Free Flow	Flow Rate	n/a
Cracking Pressure	20 psi	Maximum Inlet Pressure Rating	5000 psi
Maximum Operating Temperature	250 °F	Body Material	n/a
Pilot Location	1	Division	Hydraulic Systems Division
Division	Hydraulic Cartridge Systems Division	Cracking Pressure	20 PSI, 1.4 BAR
Maximum Flow Rate	8 GAL/MIN, 30 L/MIN	Seal Material	Nitrile

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