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Parker PRH081S10 - Pilot Operated Pressure Reducing Relieving Valves

Parker’s pilot operated acting reducing & relieving valves are used in applications where specific functions require reduced and regulated pressure. Capable of flows up to 150 lpm (40 gpm) and pressures up to 380 bar (5500 psi).

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Brand Parker

Part No. PRH081S10

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Products specifications

Attribute name	Attribute value
Body Material	n/a	Division	Hydraulic Cartridge Systems Division
Division	Hydraulic Systems Division	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature	-35 °F	Maximum Operating Temperature	+200 °F
Maximum Operating Pressure	350 bar	Maximum Flow Rate	30 L/min
Actuation Type	Pressure Sensing	Weight	0.11 kg
Operation Type	Automatic	Adjustment Mechanism	Screw
Function	Pilot Operated	Flow Rate	8 Gal/min
Maximum Tank Pressure	350 bar	Port Thread Size	n/a
Seal Material	D-Ring (Standard)	Cavity Size	C08-3
Configuration	Pressure Reducing/Relieving	Maximum Inlet Pressure Rating	5500 psi
Installation Torque	43-49 Nm	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Valve Material	All parts steel. All operating parts hardened steel	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Mounting Type	Screw in cartridge valve	Operating Temperature	-35 to +200 °F
Leak Rate	N/A cc/min	Maximum Pressure Setting	69 bar
Standard Setting Pressure	500 psi	Cracking Pressure	N/A psi
Pressure Control Range	100-1000 psi	Maximum Drain Flow Rate	0.56 L/min
Pressure Control Sensitivity	285 per turn psi	Adjustment Mechanism	Screw
Flow Rate	8 GAL/MIN, 30 L/MIN	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Seal Material	D-Ring (Standard)
Pressure Control Range	100-1000 PSI, 6.9-69 BAR

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