Direct Acting Relief Valves - A04B2PWN

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).
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SKU: A04B2PWN
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Products specifications
Attribute nameAttribute value
Maximum Flow Rate100 L/minMaximum Operating Pressure420 bar
Seal MaterialNitrileMaximum Operating Temperature250 °F
Body Materialn/aMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
For Fluid TypeSynthetic Hydraulic FluidsFilter Efficiency RatingSAE Class 4
Minimum Operating Temperature-34 °CFunctionDirect Acting
ConfigurationPressure ReliefMounting TypeScrew-in Cartridge
Actuation TypePressure SensingMaximum Pressure Setting420 bar
Flow Rate26 Gal/minWeight0.28 kg
DivisionMobile Hydraulic Systems Division EuropeLeak Rate5 drops/min @ 1450 Psi (100 bar)
Cavity SizeC10-2Operation TypeAutomatic
Valve MaterialHardened Steel (all operating parts)Reseat Pressuren/a
Installation Torque37 lb-ftAdjustment MechanismKnob
Maximum Tank Pressure6000 psiOperating Temperature-30 to 250 °F
Pressure Control Range5 to 420 barStandard Setting Pressure2900 psi
Wire Mesh Screen Includedn/aPressure Control Sensitivity630 psi Per Turn
Maximum Inlet Pressure Rating6000 psi
Seal MaterialNitrileFlow Rate28 GAL/MIN, 100 L/MIN
Adjustment MechanismKnobPressure Control Range72-6000 PSI, 5-420 BAR
Maximum Inlet Pressure Rating6000 PSI, 420 BAR
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