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RAH161K50 - 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).

Manufacturer: Parker

Availability:	Backordered Estimated Lead Time: 71 days
Partner Available:	Backordered

SKU RAH161K50

$169.00/each

Products specifications

Attribute name	Attribute value
UOM	EA	Seal Material	Nitrile
Adjustment Mechanism	Knob	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Pressure Control Range	500-5000 PSI, 34.5-350 BAR	Flow Rate	80 GAL/MIN, 302.8 L/MIN
Division	Hydraulic Cartridge Systems Division	Division	Hydraulic Systems Division
Operating Temperature	-34 to +121 °C	Flow Rate	302.8 L/min
Actuation Type	Pressure Sensing	Maximum Flow Rate	80 Gal/min
Maximum Operating Pressure	5000 psi	Maximum Operating Temperature	+121 °C
Minimum Operating Temperature	-34 °C	Body Material	N/A
Seal Material	Nitrile	Weight	0.75 lb
Mounting Type	Screw in cartridge valve	Operation Type	Automatic
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Configuration	Pressure Relief
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Function	Pilot Operated
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Leak Rate	5 per @ 100 psi (6.8 bar) setting cm3/min
Cavity Size	C16-2	Valve Material	All parts steel. All operating parts hardened steel
Installation Torque	121-125 lb-ft	Maximum Inlet Pressure Rating	380 bar
Adjustment Mechanism	Knob	Maximum Pressure Setting	350 bar
Reseat Pressure	90% of pressure setting	Maximum Tank Pressure	5000 psi
Pressure Control Range	500-5000 psi	Standard Setting Pressure	172.4 bar
Pressure Control Sensitivity	131.7 per turn bar

Product resources

Literature and Reference Materials