Direct Acting Relief Valves - RDH082S50N

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: RDH082S50N
POR
Products specifications
Attribute nameAttribute value
Body MaterialN/AWeight0.18 kg
Seal MaterialNitrileDivisionHydraulic Systems Division
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Maximum Operating Pressure380 bar
Minimum Operating Temperature-34 °CMaximum Flow Rate30 L/min
Flow Rate30 L/minActuation TypePressure Sensing
FunctionDirect ActingConfigurationPressure Relief
Cavity SizeC08-2Operation TypeAutomatic
Adjustment MechanismScrewWire Mesh Screen Includedn/a
Maximum Tank Pressure5000 psiMaximum Pressure Setting5000 psi
Maximum Inlet Pressure Rating5500 psiInstallation Torque43-49 Nm
For Fluid TypeMineral-based or synthetic hydraulic fluidsMaximum Operating Temperature+250 °F
Valve MaterialAll parts steel. All operating parts hardened steelOperating Temperature-30 to +250 °F
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Mounting TypeScrew in cartridge valve
Standard Setting Pressure2500 psiPressure Control Range500-5000 psi
Leak Rate5 @ 75% Crack Pressure drops/minReseat Pressure85% of pressure setting
Pressure Control Sensitivity54 per turn bar
Seal MaterialNitrileFlow Rate8 GAL/MIN, 30 L/MIN
Adjustment MechanismScrewMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range500-5000 PSI, 34.5-350 BAR
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