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Parker MHB-030-LEAE-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-LEAE-52E

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Products specifications

Attribute name	Attribute value
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	Maximum Operating Pressure	210 bar
Minimum Operating Temperature	-34 °C	Weight	2.5 lb
Cavity Size	n/a	Adjustment Mechanism	Tamper Resistant
Maximum Flow Rate	30 Gal/min	Function	Counterbalance Valve
Maximum Inlet Pressure Rating	210 bar	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
Flow Rate	30 Gal/min	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	Pilot Pressure Ratio	6:1
Pressure Control Range	34.5-103.4 bar	Pressure Control Sensitivity	N/A bar
Seal Material	Nitrile	Adjustment Mechanism	Tamper Resistant
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
Pilot Pressure Ratio	6:1	Maximum Flow Rate	30 GAL/MIN, 112.5 L/MIN

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