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Picture of Pilot Operated Ventable Relief Valves - A04H3HWN

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

Pilot Operated Ventable Relief Valves - A04H3HWN

REGIONAL - Parker’s pilot operated ventable relief valves offer the ability to control the pressure setting via internal adjustment or remote circuit; ideal in applications that require multiple settings up to 420 bar (6000 psi) and 400 lpm (106 gpm).
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SKU A04H3HWN
POR
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Products specifications
Attribute nameAttribute value
Seal MaterialNitrileAdjustment MechanismKnob
Pressure Control Range145-3000 PSI, 10-210 BARMaximum Inlet Pressure Rating6000 PSI, 420 BAR
Flow Rate50 GAL/MIN, 190 L/MINSeal MaterialNitrile
Body Materialn/aDivisionHydraulic Cartridge Systems Division
For Fluid TypeMineral-based Hydraulic FluidsCavity SizeC10-3S
Filter Efficiency RatingSAE Class 4Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Maximum Operating Temperature121 °CFlow Rate50 Gal/min
Minimum Operating Temperature-34 °CWeight0.25 kg
Maximum Operating Pressure420 barMounting TypeScrew-in Cartridge
Actuation TypePressure SensingMaximum Pressure Setting210 bar
DivisionMobile Hydraulic Systems Division EuropeOperation TypeAutomatic
Valve MaterialHardened Steel (all operating parts)Reseat Pressuren/a
Adjustment MechanismKnobMaximum Tank Pressure6000 psi
Operating Temperature-30 to 250 °FPressure Control Range145 to 3000 psi
Standard Setting Pressure100 barPressure Control Sensitivity435 psi Per Turn
Maximum Inlet Pressure Rating6000 psiFunctionPilot Operated
Leak Rate25 cm3/min @ 1450 Psi (100 bar)ConfigurationVentable Pressure Relief
Maximum Flow Rate190 L/minInstallation Torque37 lb-ft
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