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Picture of Parker MHB-030-LEBH-52E - Standard Pilot Assisted Load Control Valves

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Parker MHB-030-LEBH-52E - Standard Pilot Assisted Load Control Valves

Parker’s piloted load control valves are designed to operate independent of downstream pressure to prevent runaway loads under dynamic conditions using a pilot signal, handling pressures up to 420 bar (6000 psi) and flows up to 350 lpm (90 gpm).
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Brand Parker
Part No. MHB-030-LEBH-52E
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Products specifications
Attribute nameAttribute value
Maximum Operating Pressure3000 psiSeal MaterialNitrile
Actuation TypePilot OperatedDivisionHydraulic Cartridge Systems Division
DivisionHydraulic Systems DivisionPilot LocationExternal
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Minimum Operating Temperature-30 °F
Body MaterialAluminumCavity Sizen/a
Adjustment MechanismTamper ResistantMaximum Inlet Pressure Rating3000 psi
Weight1.13 kgFunctionCounterbalance Valve
Holding Pressure3000 psiMaximum Operating Temperature+121 °C
For Fluid TypeMineral-based or synthetic hydraulic fluidsValve MaterialAll parts steel. All operating parts hardened steel
Operating Temperature-30 to +250 °FFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Flow Rate30 Gal/minInstallation TorqueN/A lb-ft
Flow DirectionCylinder port C, Valve port V, Pilot port PLeak Rate5 @ 80% of setting drops/min
Port SizeSAE-8Mounting TypeSingle Gasket
Pilot Pressure Ratio6:1Pressure Control Range1500-3000 psi
Pressure Control SensitivityN/A barMaximum Flow Rate112.5 L/min
Seal MaterialNitrileAdjustment MechanismTamper Resistant
Holding Pressure3000 PSI, 210 BARPort SizeSAE-8
Mounting TypeSingle GasketPilot Pressure Ratio6:1
Pressure Control Range1500-3000 PSI, 105-210 BARMaximum Flow Rate30 GAL/MIN, 112.5 L/MIN
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