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Parker MHB-030-LJDH-52N - 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-LJDH-52N

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Actuation Type	Pilot Operated
Minimum Operating Temperature	-30	Division	Hydraulic Valve Systems Division
Division	Hydraulic Systems Division	Pilot Location	Internal
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Body Material	Aluminum
Maximum Operating Pressure	3000	Cavity Size	n/a
Flow Rate	30	Maximum Flow Rate	30
Adjustment Mechanism	Tamper Resistant	Pressure Control Sensitivity	n/a
Weight	4.5	Function	Counterbalance Valve
Holding Pressure	3000	Maximum Inlet Pressure Rating	3000
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Valve Material	All parts steel. All operating parts hardened steel
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Operating Temperature	-30 to +250
Maximum Operating Temperature	+250	Leak Rate	5 @ 80% of setting
Installation Torque	N/A	Port Size	SAE-8
Mounting Type	Double Inline	Flow Direction	Cylinder port C, Valve port V
Pilot Pressure Ratio	10:1	Pressure Control Range	1500-3000
Seal Material	Nitrile	Adjustment Mechanism	Tamper Resistant
Holding Pressure	3000 PSI, 210 BAR	Port Size	SAE-8
Mounting Type	Double Inline	Pilot Pressure Ratio	10:1
Pressure Control Range	1500-3000 PSI, 105-210 BAR	Maximum Flow Rate	30 GAL/MIN, 112.5 L/MIN

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