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Picture of Direct Acting Relief Valves - RDH081S20

*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 - RDH081S20

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: RDH081S20
POR
Products specifications
Attribute nameAttribute value
Body MaterialN/AWeight0.09 kg
DivisionHydraulic Systems DivisionMinimum Operating Temperature-35 °F
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Maximum Operating Pressure380 bar
Maximum Operating Temperature+200 °FActuation TypePressure Sensing
FunctionDirect ActingConfigurationPressure Relief
Cavity SizeC08-2Operation TypeAutomatic
Adjustment MechanismScrewWire Mesh Screen Includedn/a
Maximum Tank Pressure350 barSeal MaterialD-Ring (Standard)
Maximum Inlet Pressure Rating380 barFor 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
Mounting TypeScrew in cartridge valveOperating Temperature-35 to +200 °F
Installation Torque32-36 lb-ftFlow Rate1.9 L/min
Maximum Flow Rate0.5 Gal/minStandard Setting Pressure1000 psi
Maximum Pressure Setting2000 psiPressure Control Sensitivity570 per turn psi
Pressure Control Range6.9-138 barReseat Pressure90% of pressure setting
Leak Rate0.33 @ 75% Crack Pressure cm3/min
Adjustment MechanismScrewSeal MaterialD-Ring (Standard)
Maximum Inlet Pressure Rating5500 PSI, 380 BARPressure Control Range100-2000 PSI, 6.9-138 BAR
Flow Rate0.5 GAL/MIN, 1.9 L/MIN
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