Parker MHB-015-LBDH-51N - 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-015-LBDH-51N
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Products specifications
Attribute nameAttribute value
Maximum Operating Pressure3000 psiSeal MaterialNitrile
Actuation TypePilot OperatedDivisionHydraulic Cartridge Systems Division
DivisionHydraulic Systems DivisionPilot LocationInternal
Maximum Flow Rate15 Gal/minMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Body MaterialAluminumMinimum Operating Temperature-34 °C
Cavity Sizen/aWeight3 lb
Adjustment MechanismTamper ResistantMaximum Inlet Pressure Rating3000 psi
FunctionCounterbalance ValvePilot Pressure Ratio3:1
Holding Pressure210 barMaximum Operating Temperature+250 °F
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
Installation TorqueN/A lb-ftFlow Rate56 L/min
Port SizeSAE-6Leak Rate5 @ 80% of setting drops/min
Mounting TypeDouble InlineFlow DirectionCylinder port C, Valve port V
Pressure Control Range105-210 barPressure Control SensitivityN/A psi
Seal MaterialNitrileAdjustment MechanismTamper Resistant
Holding Pressure3000 PSI, 210 BARPilot Pressure Ratio3:1
Maximum Flow Rate15 GAL/MIN, 56 L/MINPort SizeSAE-6
Mounting TypeDouble InlinePressure Control Range1500-3000 PSI, 105-210 BAR
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