Direct Acting Relief Valves - RDH042T50

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: RDH042T50
POR
Products specifications
Attribute nameAttribute value
Body MaterialN/AMaximum Flow Rate3.8 L/min
Maximum Pressure Setting350 barSeal MaterialNitrile
Minimum Operating Temperature-30 °FWeight0.07 lb
Maximum Operating Pressure5500 psiDivisionHydraulic Systems Division
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Actuation TypePressure Sensing
FunctionDirect ActingConfigurationPressure Relief
Operation TypeAutomaticAdjustment MechanismTamper Resistant
Wire Mesh Screen Includedn/aMaximum Tank Pressure5000 psi
Cavity SizeC04-2Maximum Inlet Pressure Rating380 bar
Flow Rate3.8 L/minFor 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 valveInstallation Torque10 Nm
Standard Setting Pressure2500 psiReseat Pressure80% of pressure setting
Leak Rate10 @ 75% Crack Pressure drops/minPressure Control Range103.4-350 bar
Pressure Control Sensitivity1710 per turn psi
Seal MaterialNitrileAdjustment MechanismTamper Resistant
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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