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Parker MHB-030-LBDE-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-LBDE-52N

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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	Internal
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Minimum Operating Temperature	-30 °F
Body Material	Aluminum	Cavity Size	n/a
Adjustment Mechanism	Tamper Resistant	Maximum Inlet Pressure Rating	3000 psi
Maximum Flow Rate	30 Gal/min	Weight	4.5 lb
Function	Counterbalance Valve	Pilot Pressure Ratio	3:1
Maximum Operating Temperature	+121 °C	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 Nm	Leak Rate	5 @ 80% of setting drops/min
Port Size	SAE-8	Mounting Type	Double Inline
Flow Direction	Cylinder port C, Valve port V	Holding Pressure	105 bar
Pressure Control Range	34.5-103.4 bar	Pressure Control Sensitivity	N/A psi
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	Double Inline
Holding Pressure	1500 PSI, 103.4 BAR	Maximum Flow Rate	30 GAL/MIN, 112.5 L/MIN

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