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Parker PRH081K30 - 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. PRH081K30

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Products specifications

Attribute name	Attribute value
Body Material	n/a	Maximum Operating Pressure	5000 psi
Division	Hydraulic Cartridge Systems Division	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Minimum Operating Temperature	-37 °C
Flow Rate	30 L/min	Maximum Flow Rate	8 Gal/min
Actuation Type	Pressure Sensing	Maximum Pressure Setting	210 bar
Operation Type	Automatic	Adjustment Mechanism	Knob
Function	Pilot Operated	Maximum Tank Pressure	5000 psi
Port Thread Size	n/a	Seal Material	D-Ring (Standard)
Weight	0.25 lb	Cavity Size	C08-3
Configuration	Pressure Reducing/Relieving	Maximum Inlet Pressure Rating	5500 psi
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	-37 to +93 °C	Maximum Operating Temperature	+93 °C
Installation Torque	32-36 lb-ft	Leak Rate	N/A cc/min
Standard Setting Pressure	1500 psi	Pressure Control Sensitivity	58.9 per turn bar
Cracking Pressure	N/A psi	Pressure Control Range	13.8-210 bar
Maximum Drain Flow Rate	0.56 L/min	Adjustment Mechanism	Knob
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	200-3000 PSI, 13.8-210 BAR

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