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Picture of Pilot Operated Relief Valves - RAH081S50N

*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Pilot Operated Relief Valves - RAH081S50N

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: 20 in stock
SKU: RAH081S50N
$92.70
Products specifications
Attribute nameAttribute value
Body MaterialN/AMaximum Operating Pressure350 bar
Maximum Pressure Setting350 barSeal MaterialNitrile
DivisionHydraulic Systems DivisionDivisionHydraulic Cartridge Systems Division
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Minimum Operating Temperature-34 °C
Actuation TypePressure SensingConfigurationPressure Relief
Cavity SizeC08-2Operation TypeAutomatic
Adjustment MechanismScrewFunctionPilot Operated
Maximum Tank Pressure350 barMaximum Inlet Pressure Rating350 bar
Weight0.2 lbMaximum Flow Rate20 Gal/min
Installation Torque43-49 NmFor Fluid TypeMineral-based or synthetic hydraulic fluids
Maximum Operating Temperature+121 °CValve MaterialAll parts steel. All operating parts hardened steel
Operating Temperature-34 to +121 °CFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Mounting TypeScrew in cartridge valveStandard Setting Pressure2500 psi
Pressure Control Sensitivity131.7 per turn barPressure Control Range13.8-350 bar
Flow Rate75.8 L/minLeak Rate5 per @ 100 psi (6.8 bar) setting cm3/min
Reseat Pressure90% of pressure setting
Seal MaterialNitrileAdjustment MechanismScrew
Maximum Inlet Pressure Rating5000 PSI, 350 BARPressure Control Range200-5000 PSI, 13.8-350 BAR
Flow Rate20 GAL/MIN, 75.8 L/MIN
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