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Parker RAH161S20 - Pilot Operated Relief Valves

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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Brand Parker

Part No. RAH161S20

$0.01

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Products specifications

Attribute name	Attribute value
UOM	EA	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)
Flow Rate	80	Maximum Flow Rate	80
Weight	0.75	Configuration	Pressure Relief
Actuation Type	Pressure Sensing	Operation Type	Automatic
Adjustment Mechanism	Screw	Function	Pilot Operated
Maximum Tank Pressure	5000	Cavity Size	C16-2
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	Standard Setting Pressure	1000
Maximum Pressure Setting	2000	Installation Torque	121-125
Pressure Control Range	200-2000	Pressure Control Sensitivity	539 per turn
Leak Rate	5 per @ 100 psi (6.8 bar) setting	Reseat Pressure	90% of pressure setting
Seal Material	Nitrile	Adjustment Mechanism	Screw
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Pressure Control Range	200-2000 PSI, 13.8-138 BAR
Flow Rate	80 GAL/MIN, 302.8 L/MIN

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