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Pilot Operated Relief Valves - RAH201S20

Name: Pilot Operated Relief Valves - RAH201S20
SKU: RAH201S20

Parker’s pilot operated relief valves are designed for continuous duty applications featuring great stability with low pressure drop; working with pressures up to 420 bar (6000 psi) and flows up to 400 lpm (106 gpm).

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SKU RAH201S20

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Pressure Control Range	200-2000 PSI, 13.8-138 BAR
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Flow Rate	100 GAL/MIN, 379 L/MIN
Adjustment Mechanism	Screw	Leak Rate	5 per @ 100 psi (6.8 bar) setting
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Pressure Control Sensitivity	539 per turn
Maximum Inlet Pressure Rating	5500	Maximum Flow Rate	100
Maximum Tank Pressure	5000	Body Material	n/a
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Valve Material	All parts steel. All operating parts hardened steel
Function	Pilot Operated	Operating Temperature	-30 to +250
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Cavity Size	C20-2
Mounting Type	Screw in cartridge valve	Division	Hydraulic Systems Division
Weight	2	Operation Type	Automatic
Pressure Control Range	200-2000	Standard Setting Pressure	1000
Maximum Pressure Setting	2000	Reseat Pressure	80% of pressure setting
Maximum Operating Temperature	+250	Flow Rate	100
Division	Hydraulic Valve Systems Division	Configuration	Pressure Relief
Installation Torque	98	Seal Material	Nitrile
Minimum Operating Temperature	-30	Maximum Operating Pressure	5000
Adjustment Mechanism	Screw	Actuation Type	Pressure Sensing

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