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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).

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

SKU RAH161K50

$169.00/each

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

Product resources

Literature and Reference Materials