Standard Pilot Vented Load Control Valves - MHB-030-WJBH-52E

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).
Availability: Backordered
SKU: MHB-030-WJBH-52E
POR
Products specifications
Attribute nameAttribute value
Maximum Operating Pressure210 barSeal MaterialNitrile
Minimum Operating Temperature-30 °FDivisionHydraulic Systems Division
DivisionHydraulic Cartridge Systems DivisionPilot LocationExternal
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Body MaterialAluminum
Weight2.5 lbAdjustment MechanismTamper Resistant
Maximum Flow Rate30 Gal/minFunctionCounterbalance Valve
Holding Pressure3000 psiCavity Sizen/a
For Fluid TypeMineral-based or synthetic hydraulic fluidsMaximum Operating Temperature+250 °F
Valve MaterialAll parts steel. All operating parts hardened steelOperating Temperature-30 to +250 °F
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Maximum Inlet Pressure Rating210 bar
Installation TorqueN/A lb-ftActuation TypePilot Operated, Vented
Flow Rate112.5 L/minLeak Rate5 @ 80% of setting drops/min
Port SizeSAE-8Mounting TypeSingle Gasket
Flow DirectionCylinder port C, Valve port V, Pilot port PPilot Pressure Ratio10:1
Pressure Control Range105-210 barPressure Control SensitivityN/A bar
Seal MaterialNitrileAdjustment MechanismTamper Resistant
Holding Pressure3000 PSI, 210 BARPort SizeSAE-8
Mounting TypeSingle GasketMaximum Flow Rate30 GAL/MIN, 112.5 L/MIN
Pilot Pressure Ratio10:1Pressure Control Range105-210 B
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