Hitachi Main Pump

57 results found for "Hitachi Main Pump"

A total of 8 pages

RITO Axial Piston Pump 9136625 EX550LC-3 A7VO250 Variable Displacement Pump 9136529 0001284 EX550-5 Excavator Main Pump

Frequent pressure fluctuations and sluggish hydraulic response can reduce productivity on large excavation sites. Built around the proven 9136625 platform, this A7VO250 variable displacement pump delivers adaptive hydraulic flow for EX550LC-3 machines, helping operators achieve smoother control, stronger digging performance, and dependable output under demanding workloads.

Hot Tags : 9136529 Hydraulic Pump A7VO250 Main Pump EX550LC-3 Hydraulic Pump Hitachi Main Pump 0001284Hydraulic Piston Pump
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RITO Main Hydraulic Pump Assembly 9257308 ZX350H-3-EX HPV145 Variable Displacement Pump 9257126 9257309 Piston Pump

Severe oil temperature spikes and tracking power loss indicate a failing primary dual pump on specialized heavy engineering jobsites. When the center valve block faces internal wear on customized H-series rigs, variable flow control drops off, killing attachment speed and wasting expensive fuel. Do not let an inefficient power plant sideline your customized ZX350H-3-EX crawler fleet.

Hot Tags : 9257308 HPV145 Main Pump ZX350H-3-EX Hydraulic Pump Hydraulic Piston Pump
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RITO Main Hydraulic Pump Assy 9257308 ZX350LC-3 HPV145 Variable Displacement Pump 9257126 9260886 ZX330 Axial Piston Pump

Lost travel tracking straightness and unexpected oil temperature spikes mean your twin hydraulic loops are failing under load. When internal cylinder blocks develop micro-clearances, high-pressure oil flows bypass the control circuits, stalling your machine in soft ground and missing critical project deadlines. Do not risk your primary ZX350LC-3 or ZX330 heavy construction operations.

Hot Tags : ZX350LC-3 Hydraulic Pump
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RITO Excavator Main Pump Assembly 4289281 EX550LC A7VO250 Hydraulic Ram Pump 9136529 EX550-5 Main Hydraulic Pump Assembly

Hydraulic instability in EX450-class excavators often starts with inconsistent flow output, followed by weak digging force, slower cycle action, and reduced efficiency during long-hour operation. The 4289281 main hydraulic pump assembly is engineered to restore stable pressure regulation and controlled flow delivery, helping machines maintain consistent power performance in demanding mining and earthmoving environments.

Hot Tags : EX550LC Hydraulic Pump
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RITO Multiple Pump Assembly 4352970 EX450H-5 K3V180 Variable Displacement Pump 9129693 9153952 EX450LC-5 Hydraulic Pump

In EX450-class excavators working under continuous mining stress, hydraulic inconsistency often shows up as unstable swing response, reduced breakout force, and uneven multi-function coordination. The 4352970 multiple pump assembly is designed to re-establish controlled hydraulic delivery, ensuring stable energy transmission even when the machine is operating at full load for extended periods.

Hot Tags : 9129693 K3V180 Main Pump EX450H-5 Hydraulic Pump 9153952 Hydraulic Piston Pump
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RITO Excavator Main Pump 9257308 ZX350H-3 HPV145 Tandem Pump Assembly 9257126 9260886 ZX330-3 Main Hydraulic Pump Assy

Severe oil temperature spikes and tracking power loss indicate a failing primary dual pump on heavy quarrying jobsites. When the center valve block faces internal wear on heavy-duty -3 series models, variable flow control drops off, killing attachment speed and wasting expensive fuel. Do not let an inefficient power plant sideline your customized crawler fleet.

Hot Tags : ZX350H-3 Hydraulic Pump
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RITO Variable Displacement Pump 9195241 ZX350LCH HPV145 Hydraulic Ram Pump 9195238 9207291 ZX330LCH Piston Pump Assy

Loss of tracking power and weak arm crowd operations are clear indicators of a failing variable pump unit on busy mining jobsites. When internal valve plates score from fine sand particles, your heavy excavator loses the breakout force needed for tough rock trenching work, turning profitable jobs into costly downtime. Do not let a worn power unit stall your heavy-duty fleet.

Hot Tags : 9195241 ZX350LCH Hydraulic Pump
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RITO Variable Displacement Pump 4352970 EX400LC-5 K3V180 Tandem Pump Assembly 9129693 9153952 EX400-5 Excavator Main Pump

Hydraulic output instability in EX400-series excavators can quickly turn into slower cycle performance, uneven digging force, and rising operating costs during long shifts. The 4352970 variable displacement pump is developed to restore controlled hydraulic delivery, keeping system pressure steady and ensuring reliable power availability when the machine is pushed under continuous load.

Hot Tags : EX400LC-5 Hydraulic Pump
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