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Parker PRH161S20V - 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. PRH161S20V

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Products specifications

Attribute name	Attribute value
Seal Material	Fluorocarbon	Body Material	n/a
Maximum Operating Pressure	5000	Division	Hydraulic Valve Systems Division
Division	Hydraulic Systems Division	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature	-15	Maximum Flow Rate	40
Weight	0.75	Flow Rate	40
Actuation Type	Pressure Sensing	Operation Type	Automatic
Adjustment Mechanism	Screw	Function	Pilot Operated
Maximum Tank Pressure	5000	Port Thread Size	n/a
Cracking Pressure	n/a	Cavity Size	C16-3
Configuration	Pressure Reducing/Relieving	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	-15 to +400
Maximum Operating Temperature	+400	Mounting Type	Screw in cartridge valve
Standard Setting Pressure	1000	Maximum Pressure Setting	2000
Installation Torque	121-125	Pressure Control Range	200-2000
Maximum Drain Flow Rate	0.5	Pressure Control Sensitivity	539 per turn
Leak Rate	5 per 100 PSI (6.9 BAR) setting	Seal Material	Fluorocarbon
Adjustment Mechanism	Screw	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Flow Rate	40 GAL/MIN, 151.4 L/MIN
Pressure Control Range	200-2000 PSI, 13.8-138 BAR

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