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Parker PRH081F20N - 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. PRH081F20N

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Body Material	n/a
Minimum Operating Temperature	-30	Maximum Operating Pressure	5000
Division	Hydraulic Valve Systems Division	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Weight	0.25
Maximum Flow Rate	8	Actuation Type	Pressure Sensing
Operation Type	Automatic	Function	Pilot Operated
Flow Rate	8	Leak Rate	n/a
Maximum Tank Pressure	5000	Pressure Control Sensitivity	n/a
Port Thread Size	n/a	Cracking Pressure	n/a
Cavity Size	C08-3	Configuration	Pressure Reducing/Relieving
Adjustment Mechanism	Fixed	Maximum Inlet Pressure Rating	5500
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	Operating Temperature	-30 to +250
Maximum Operating Temperature	+250	Mounting Type	Screw in cartridge valve
Installation Torque	32-36	Standard Setting Pressure	1000
Maximum Pressure Setting	2000	Pressure Control Range	100-2000
Maximum Drain Flow Rate	0.15	Seal Material	Nitrile
Flow Rate	8 GAL/MIN, 30 L/MIN	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Adjustment Mechanism	Fixed
Pressure Control Range	100-2000 PSI, 6.9-138 BAR

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