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Parker MHC-022-VCNH-00B - Standard Pilot Vented Load Control Valves

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).

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Brand Parker

Part No. MHC-022-VCNH-00B

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Port Size	n/a
Body Material	n/a	Maximum Operating Pressure	5000 psi
Division	Hydraulic Cartridge Systems Division	Division	Hydraulic Systems Division
Pilot Location	External	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature	-34 °C	Weight	0.88 lb
Flow Rate	25 Gal/min	Maximum Inlet Pressure Rating	5000 psi
Function	Counterbalance Valve	Mounting Type	Threaded Cartridge Valve
Holding Pressure	3000 psi	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
Actuation Type	Pilot Operated, Vented	Pilot Pressure Ratio	5:1
Leak Rate	5 @ 80% of setting drops/min	Pressure Control Sensitivity	N/A bar
Flow Direction	Cylinder port 2, Valve port 3, Pilot port 1	Adjustment Mechanism	Shimmed (non-adjustable)
Pressure Control Range	N/A psi	Cavity Size	CDD-1036
Maximum Flow Rate	93.75 L/min	Installation Torque	102-108 Nm
Seal Material	Nitrile	Port Size	n/a
Mounting Type	Threaded Cartridge Valve	Holding Pressure	3000 PSI, 210 BAR
Pilot Pressure Ratio	5:1	Adjustment Mechanism	Shimmed (non-adjustable)
Pressure Control Range	N/A	Maximum Flow Rate	25 GAL/MIN, 93.75 L/MIN

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