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Picture of Parker RDH103S30 - Direct Acting Differential Area Relief Valves

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

Parker RDH103S30 - Direct Acting Differential Area Relief Valves

Parker’s direct acting differential area relief valves are for fast response intermittent applications and work up to 380 bar (5500 psi) and 151 lpm (40 gpm). These valves have lower leakage rates and pressure rise than standard direct acting reliefs.
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Partner Available:27 In Stock
Brand Parker
Part No. RDH103S30
$40.31
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Products specifications
Attribute nameAttribute value
UOMEABody Materialn/a
Maximum Operating Pressure5500 psiDivisionHydraulic Systems Division
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Minimum Operating Temperature-37 °C
Weight0.23 kgFunctionDirect Acting
Actuation TypePressure SensingMaximum Pressure Setting210 bar
Operation TypeAutomaticAdjustment MechanismScrew
Cavity SizeC10-2Maximum Tank Pressure350 bar
Port Thread Sizen/aSeal MaterialD-Ring (Standard)
Maximum Flow Rate20 Gal/minMaximum Inlet Pressure Rating380 bar
For Fluid TypeMineral-based or synthetic hydraulic fluidsValve MaterialAll parts steel. All operating parts hardened steel
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Mounting TypeScrew in cartridge valve
Operating Temperature-35 to +200 °FMaximum Operating Temperature+93 °C
Flow Rate20 Gal/minInstallation Torque51-55 lb-ft
Standard Setting Pressure1500 psiCracking PressureN/A psi
Leak Rate5 @ 75% Crack Pressure drops/minReseat Pressure85% of pressure setting
ConfigurationDifferential Area Relief, Differential Relief w/Reverse Flow CheckPressure Control Range1000-3000 psi
Minimum Operating Pressure380 barPressure Control Sensitivity375 per turn psi
Adjustment MechanismScrewMounting TypeScrew in cartridge valve
Cracking PressureN/ASeal MaterialD-Ring (Standard)
Flow Rate20 GAL/MIN, 75 L/MINMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range500-3000 PSI, 34.5-210 BARStandard Setting Pressure1500 PSI, 103.5 BAR
California Residents: Prop-65 Warning
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