Parker MHB-015-WBDE-51N - Standard Pilot Vented Load Control Valves

Parker’s vented load control valves are designed to operate independent of downstream pressure to prevent runaway loads under all dynamic conditions, handling pressures up to 350 bar (5000 psi) and flows up to 113 lpm (30 gpm).
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Brand Parker
Part No. MHB-015-WBDE-51N
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Products specifications
Attribute nameAttribute value
Maximum Operating Pressure3000 psiSeal MaterialNitrile
DivisionHydraulic Cartridge Systems DivisionDivisionHydraulic Systems Division
Pilot LocationInternalMaximum Flow Rate15 Gal/min
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Minimum Operating Temperature-30 °F
Body MaterialAluminumCavity Sizen/a
Weight1.36 kgAdjustment MechanismTamper Resistant
Maximum Inlet Pressure Rating3000 psiFunctionCounterbalance 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 4Actuation TypePilot Operated, Vented
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
Pilot Pressure Ratio3:1Pressure Control Range500-1500 PSI, 34.5-103.4 BAR
Maximum Flow Rate15 GAL/MIN, 56 L/MINPort SizeSAE-6
Mounting TypeDouble InlineHolding Pressure1500 PSI, 103.4 BAR
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