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Picture of Direct Acting Relief Valves - RDH042S50

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

Direct Acting Relief Valves - RDH042S50

Parker’s direct acting relief valves are available in several cavity sizes and are designed for continuous duty applications with pressures up to 420 bar (6000 psi) and flows up to 200 lpm (53 gpm).
Availability: Backordered
SKU: RDH042S50
POR
Products specifications
Attribute nameAttribute value
Body MaterialN/AMaximum Pressure Setting350 bar
Seal MaterialNitrileWeight0.07 lb
DivisionHydraulic Systems DivisionMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Maximum Operating Pressure380 barMinimum Operating Temperature-34 °C
Actuation TypePressure SensingFunctionDirect Acting
ConfigurationPressure ReliefOperation TypeAutomatic
Adjustment MechanismScrewWire Mesh Screen Includedn/a
Maximum Tank Pressure350 barCavity SizeC04-2
Maximum Flow Rate1 Gal/minMaximum Inlet Pressure Rating5500 psi
Flow Rate3.8 L/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 Torque10 Nm
Standard Setting Pressure2500 psiPressure Control Sensitivity118 per turn bar
Reseat Pressure80% of pressure settingLeak Rate0.66 @ 75% Crack Pressure cm3/min
Pressure Control Range1500-5000 psi
Seal MaterialNitrileAdjustment MechanismScrew
Flow Rate1 GAL/MIN, 3.8 L/MINMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range1500-5000 PSI, 103-350 BAR
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