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Parker MHB-030-LBAE-52E - 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-LBAE-52E

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Products specifications

Attribute name	Attribute value
Maximum Operating Pressure	3000 psi	Seal Material	Nitrile
Actuation Type	Pilot Operated	Division	Hydraulic Cartridge Systems Division
Division	Hydraulic Systems Division	Pilot Location	External
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Body Material	Aluminum
Minimum Operating Temperature	-34 °C	Cavity Size	n/a
Adjustment Mechanism	Tamper Resistant	Maximum Inlet Pressure Rating	3000 psi
Weight	1.13 kg	Function	Counterbalance Valve
Pilot Pressure Ratio	3:1	Maximum Operating Temperature	+250 °F
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Valve Material	All parts steel. All operating parts hardened steel
Operating Temperature	-34 to +121 °C	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Installation Torque	N/A lb-ft	Mounting Type	Single Inline
Flow Direction	Cylinder port C, Valve port V, Pilot port P	Leak Rate	5 @ 80% of setting drops/min
Port Size	SAE-8	Holding Pressure	1500 psi
Pressure Control Range	500-1500 psi	Pressure Control Sensitivity	N/A bar
Flow Rate	112.5 L/min	Maximum Flow Rate	112.5 L/min
Seal Material	Nitrile	Adjustment Mechanism	Tamper Resistant
Pilot Pressure Ratio	3:1	Pressure Control Range	500-1500 PSI, 34.5-103.4 BAR
Port Size	SAE-8	Mounting Type	Single Inline
Holding Pressure	1500 PSI, 103.4 BAR	Maximum Flow Rate	30 GAL/MIN, 112.5 L/MIN

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