Direct Acting Differential Area Relief Valves - RDH103K10N

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.
Availability: Backordered
SKU: RDH103K10N
$81.30
Products specifications
Attribute nameAttribute value
Body MaterialN/AWeight0.23 kg
Seal MaterialNitrileMaximum Operating Pressure5500 psi
DivisionHydraulic Systems DivisionMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature-34 °CActuation TypePressure Sensing
FunctionDirect ActingOperation TypeAutomatic
Adjustment MechanismKnobCavity SizeC10-2
Maximum Tank Pressure5000 psiPort Thread Sizen/a
Maximum Flow Rate20 Gal/minMaximum Inlet Pressure Rating380 bar
Flow Rate20 Gal/minFor Fluid TypeMineral-based or synthetic hydraulic fluids
Maximum Operating Temperature+250 °FValve 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 valveInstallation Torque51-55 lb-ft
Maximum Pressure Setting69 barStandard Setting Pressure34.5 bar
Cracking PressureN/A psiPressure Control Range100-1000 psi
Leak Rate5 @ 75% Crack Pressure drops/minConfigurationDifferential Area Relief, Differential Relief w/Reverse Flow Check
Reseat Pressure85% of pressure settingPressure Control Sensitivity143 per turn psi
Minimum Operating Pressure380 bar
Seal MaterialNitrileAdjustment MechanismKnob
Mounting TypeScrew in cartridge valveCracking PressureN/A
Flow Rate20 GAL/MIN, 75 L/MINMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range100-1000 PSI, 6.9-69 BARStandard Setting Pressure500 PSI, 34.5 BAR
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