4640252 HOSE Hitachi parts for ZX650LC-3, ZX670LCH-3, ZX670LCR-3, ZX850-3, ZX850-3F, ZX870-5G, ZX870H-3, ZX870H-3-HCMC, ZX870H-3F, ZX870H-5G, ZX870LC-5B, ZX870LC-5G, ZX870LCH-5G, ZX870LCR-5G, ZX870R-3, ZX870R-3F
Genuine Hitachi 4640252 HOSE for Heavy-Duty ExcavatorsProduct OverviewThe Hitachi 4640252 HOSE is a critical component engineered to meet the rigorous demands of heavy-duty construction and mining ope
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Genuine Hitachi 4640252 HOSE for Heavy-Duty ExcavatorsProduct OverviewThe Hitachi 4640252 HOSE is a critical component engineered to meet the rigorous demands of heavy-duty construction and mining ope
Genuine Hitachi 4640252 HOSE for Heavy-Duty Excavators
Product Overview
The Hitachi 4640252 HOSE is a critical component engineered to meet the rigorous demands of heavy-duty construction and mining operations. As a genuine Hitachi part, this high-pressure hose is designed for seamless integration and optimal performance within your Hitachi excavators' hydraulic systems. It ensures the efficient transmission of hydraulic power, which is essential for the precise and powerful movements of the machine's attachments and functions.
Product Advantages & Selling Points
Superior Durability: Manufactured with high-quality materials, genuine Hitachi hoses exhibit significantly higher resistance to abrasion and wear compared to non-genuine alternatives, extending service life in harsh working conditions.
Enhanced Safety: Engineered to withstand extreme pressures, genuine Hitachi hoses demonstrate a minimum burst pressure that is substantially higher than non-genuine hoses. This reduces the risk of unexpected failures, hose disconnection, and fitting breakage, enhancing operational safety.
Reliable Performance: Subjected to stringent impulse tests, genuine hoses maintain integrity over significantly more cycles than non-genuine parts, preventing leaks and ensuring consistent hydraulic performance under dynamic loads.
Optimized Compatibility: Designed specifically for Hitachi machinery, this hose ensures perfect fitment and compatibility with the hydraulic system, guaranteeing efficient power transfer and preventing potential damage from ill-fitting components.
Applicable Equipment
The 4640252 HOSE is specifically designed for a range of large Hitachi hydraulic excavators, ensuring seamless compatibility and robust performance across these models:
ZX650LC-3
ZX670LCH-3
ZX670LCR-3
ZX850-3
ZX850-3F
ZX870-5G
ZX870H-3
ZX870H-3-HCMC
ZX870H-3F
ZX870H-5G
ZX870LC-5B
ZX870LC-5G
ZX870LCH-5G
ZX870LCR-5G
ZX870R-3
ZX870R-3F
Application Scenarios & Case Analysis
The Hitachi excavators listed are large-scale machines primarily utilized in demanding environments where robust performance and reliability are paramount. The 4640252 HOSE plays a vital role in these applications by ensuring the integrity of the hydraulic system, which drives the excavator's powerful functions.
Typical Application Fields:
Mining Operations: Large Hitachi excavators like the ZX870 series are extensively used in surface mining for overburden removal, ore excavation, and loading massive dump trucks. The 4640252 HOSE ensures the high-pressure hydraulics operate flawlessly, enabling continuous, high-volume material handling under extreme loads and temperatures. For example, in a large open-pit mine, the consistent power delivery facilitated by reliable hydraulic hoses is critical for maintaining production targets and minimizing downtime.
Large-Scale Construction & Infrastructure Projects: These excavators are indispensable for major civil engineering works such as highway construction, large building foundations, and dam projects. The hose contributes to the reliable operation of booms, arms, and buckets for deep trenching, mass excavation, and site preparation. For instance, during the excavation of a deep foundation for a skyscraper, a failure in a hydraulic hose could halt the entire operation, leading to significant delays and costs. The durability of the 4640252 hose ensures consistent performance.
Demolition and Recycling: Equipped with specialized attachments, these excavators are used for the demolition of large structures and the processing of demolition debris. The hydraulic system, supported by robust hoses, provides the immense force needed for crushing, cutting, and sorting materials. In a demolition project, the hose's ability to withstand repeated high-pressure cycles and external impact from debris is crucial for sustained operation.
Quarrying: In quarry environments, excavators dig and load aggregate materials. The hose's resilience to continuous operation, high temperatures, and abrasive conditions found in rock excavation is vital for efficient and safe material extraction.
Related & Similar Products
Beyond the 4640252 HOSE, maintaining the optimal performance of your Hitachi excavators requires a comprehensive approach to hydraulic system components. Hitachi offers a range of genuine parts designed to work in harmony, ensuring peak efficiency and longevity.
Other Essential Hydraulic Components:
Other Genuine Hydraulic Hoses: Hitachi manufactures a variety of hydraulic hoses for different sections and pressure requirements within their excavators. For example, part number 4440424 is another genuine Hitachi hydraulic hose applicable to models such as the ZX450-3, ZX470H-3, and EX1200-6. These hoses, like the 4640252, are built to the same high standards to ensure optimal hydraulic flow and pressure integrity.
Hydraulic Pumps: Components like the main hydraulic pump (e.g., part numbers 4482892, 4667614, 4635645 for ZX870H-3, ZX870R-3, ZX870R-3F) are vital for generating the necessary hydraulic pressure. Pairing genuine hoses with genuine pumps ensures the entire system operates as intended.
Swing Motors: Parts such as the swing motor (e.g., 4637117 for ZX850-3, ZX850LC-3, ZX870-3, ZX870) are responsible for the machine's rotation. The effective operation of these motors is directly reliant on properly functioning hydraulic hoses.
Hydraulic Cylinders and Seal Kits: These components (e.g., seal kit 9194673K for ZX870LC-5G) are critical for the movement of the boom, arm, and bucket. Reliable hoses ensure consistent hydraulic fluid delivery to these cylinders.
For a complete range of genuine Hitachi parts suitable for your specific equipment, always refer to the official parts catalogs and resources provided by Hitachi or authorized distributors.
Installation & Maintenance Best Practices
Proper installation and diligent maintenance are key to maximizing the lifespan and performance of your Hitachi 4640252 HOSE and the overall hydraulic system. Neglecting these aspects can lead to premature failure, costly downtime, and safety hazards.
Common Problems & Solutions:
1. Abrasion and External Damage:
Problem: Hoses rubbing against other components, sharp edges, or debris, leading to wear on the outer cover and potential hose rupture.
Solution: Ensure proper hose routing with sufficient clearance from moving parts and abrasive surfaces. Use protective sleeves, clamps, and anti-abrasion guards where necessary. Regularly inspect hoses for signs of rubbing or cuts.2. Heat Degradation and Overheating:
Problem: Operating hydraulic systems above recommended temperatures can stiffen, harden, and crack hose materials, leading to internal damage and leaks.
Solution: Monitor hydraulic fluid temperature. Ensure cooling systems (radiators, fans) are functioning correctly. Use the correct type and viscosity of hydraulic fluid, ensuring it is compatible with the hose material. Address any issues causing system overheating promptly.3. Leaks (Fluid Loss, Reduced Pressure, Smell):
Problem: Visible fluid leaks, a strong smell of hydraulic oil, or a noticeable drop in system pressure (sluggish performance) indicate hose damage, loose fittings, or internal wear.
Solution: Conduct daily visual inspections for leaks. Tighten fittings to manufacturer specifications. Replace any damaged or weeping hoses immediately. Investigate and address the root cause of pressure drops.4. Improper Installation & Bend Radius Violations:
Problem: Hoses installed with twists, kinks, or bent beyond their minimum recommended bend radius can lead to internal liner collapse, premature fatigue, and restricted flow. Improperly torqued fittings can lead to leaks or blowouts.
Solution: Always follow manufacturer guidelines for hose installation, including proper routing and ensuring hoses are not twisted. Respect the hose's minimum bend radius to prevent stress concentrations. Use a torque wrench to ensure fittings are tightened correctly.5. Fluid Incompatibility:
Problem: Using hydraulic fluid incompatible with the hose's inner tube or cover material can cause chemical reactions that degrade the hose from the inside out.
Solution: Always use the type of hydraulic fluid recommended by Hitachi for your specific excavator model. Avoid mixing different types of hydraulic fluids unless explicitly permitted by the manufacturer.
Regular preventative maintenance and using genuine Hitachi parts like the 4640252 HOSE are crucial for ensuring the safety, efficiency, and longevity of your heavy equipment.
For more information on genuine Hitachi parts, visit hitachi-isuzuparts.com
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4640252 HOSE Hitachi parts for ZX650LC-3, ZX670LCH-3, ZX670LCR-3, ZX850-3, ZX850-3F, ZX870-5G, ZX870H-3, ZX870H-3-HCMC, ZX870H-3F, ZX870H-5G, ZX870LC-5B, ZX870LC-5G, ZX870LCH-5G, ZX870LCR-5G, ZX870R-3, ZX870R-3F
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