Parker RAH161S30 - 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).
AFP Availability:
5 In Stock
Richmond, VA5
Partner Available:129 In Stock
Quantities sourced from Partner Network may incur an upcharge from the displayed price. Unit prices will be adjusted accordingly when these quantities are added to your cart.
Brand Parker
Part No. RAH161S30
$172.50/each
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Products specifications
Attribute nameAttribute value
Reseat Pressure90% of pressure settingFlow Rate302.8 L/min
Actuation TypePressure SensingFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Seal MaterialNitrileWeight0.75 lb
Valve MaterialAll parts steel. All operating parts hardened steelMaximum Operating Pressure5000 psi
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Maximum Inlet Pressure Rating380 bar
Adjustment MechanismScrewMaximum Pressure Setting3000 psi
For Fluid TypeMineral-based or synthetic hydraulic fluidsFunctionPilot Operated
Pressure Control Sensitivity859 per turn psiConfigurationPressure Relief
Maximum Tank Pressure350 barMaximum Operating Temperature+121 °C
Pressure Control Range20.7-210 barCavity SizeC16-2
DivisionHydraulic Cartridge Systems DivisionStandard Setting Pressure103.5 bar
Leak Rate5 per @ 100 psi (6.8 bar) setting cm3/minMounting TypeScrew in cartridge valve
Operating Temperature-30 to +250 °FOperation TypeAutomatic
Maximum Flow Rate302.8 L/minBody MaterialN/A
Installation Torque121-125 lb-ftDivisionHydraulic Systems Division
Minimum Operating Temperature-34 °CSeal MaterialNitrile
Adjustment MechanismScrewMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range300-3000 PSI, 20.7-210 BARFlow Rate80 GAL/MIN, 302.8 L/MIN
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