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Picture of Parker RDCH103K30-8T - 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 RDCH103K30-8T - 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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Brand Parker
Part No. RDCH103K30-8T
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Products specifications
Attribute nameAttribute value
UOMEAMinimum Operating Temperature-35
Body MaterialSteelDivisionHydraulic Systems Division
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Weight2.7
Cavity Sizen/aCracking Pressure5
Maximum Operating Pressure5500FunctionDirect Acting
Actuation TypePressure SensingMaximum Pressure Setting3000
Operation TypeAutomaticAdjustment MechanismKnob
Maximum Tank Pressure5000Seal MaterialD-Ring (Standard)
Maximum Flow Rate16Flow Rate16
Maximum Inlet Pressure Rating5500Mounting TypeLine Mounted
Maximum Operating Temperature+200For Fluid TypeMineral-based or synthetic hydraulic fluids
Valve MaterialAll parts steel. All operating parts hardened steelFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Operating Temperature-35 to +200Installation TorqueN/A
Port Thread SizeSAE-8Standard Setting Pressure1500
Leak Rate5 @ 75% Crack PressureReseat Pressure85% of pressure setting
ConfigurationDifferential Area Relief, Differential Relief w/Reverse Flow CheckPressure Control Range500-3000
Minimum Operating Pressure380Pressure Control Sensitivity375 per turn
Adjustment MechanismKnobSeal MaterialD-Ring (Standard)
Flow Rate16 GAL/MIN, 60 L/MINCracking Pressure5 PSI, 0.3 BAR
Maximum Inlet Pressure Rating5500 PSI, 380 BARMounting TypeLine Mounted
Pressure Control Range500-3000 PSI, 34.5-210 BARStandard Setting Pressure1500 PSI, 103.5 BAR
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