Parker MHB-015-LBBH-51E - 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-LBBH-51E
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Products specifications
Attribute nameAttribute value
Seal MaterialNitrileActuation TypePilot Operated
DivisionHydraulic Cartridge Systems DivisionDivisionHydraulic Systems Division
Flow Rate15 Gal/minPilot LocationExternal
Maximum Flow Rate15 Gal/minMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Body MaterialAluminumMaximum Operating Pressure210 bar
Minimum Operating Temperature-34 °CCavity Sizen/a
Adjustment MechanismTamper ResistantMaximum Inlet Pressure Rating3000 psi
Weight0.68 kgFunctionCounterbalance Valve
Pilot Pressure Ratio3:1Holding Pressure210 bar
Maximum Operating Temperature+250 °FFor Fluid TypeMineral-based or synthetic hydraulic fluids
Valve MaterialAll parts steel. All operating parts hardened steelOperating Temperature-30 to +250 °F
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Installation TorqueN/A lb-ft
Port SizeSAE-6Flow DirectionCylinder port C, Valve port V, Pilot port P
Leak Rate5 @ 80% of setting drops/minMounting TypeSingle Gasket
Pressure Control Range105-210 barPressure Control SensitivityN/A bar
Seal MaterialNitrileAdjustment MechanismTamper Resistant
Holding Pressure3000 PSI, 210 BARPilot Pressure Ratio3:1
Maximum Flow Rate15 GAL/MIN, 56 L/MINPort SizeSAE-6
Mounting TypeSingle GasketPressure Control Range1500-3000 PSI, 105-210 BAR
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