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Hitachi EX40 Excavator Machinery Durable Heat Treatment Undercarriage Spare Parts Forge Steel Front Idler Assembly
Premium quality OEM replacement front idler assembly designed specifically for Hitachi EX40 excavators. Engineered for exceptional durability and performance in demanding construction and mining applications.
Idler Function and Construction
The CHT idler features advanced design and precision manufacturing for maximum durability and safety. Its keyed joint between idler and axle widens the bearing contact area, enhances torque transmission, and aligns the idler's lifespan with other undercarriage components to prevent uneven wear.
Manufactured through either alkali phenolic resin sand casting or sodium silicate-bonded sand casting processes, these heavy-duty parts are exceptionally robust and dimensionally stable. Specialized heat treatment achieves HRC 48-58 surface hardness with a 4-6mm hardened layer (HRC 45), providing outstanding impact and wear resistance for harsh working environments.
Key Features and Benefits
Tech-Driven Durability
50% lower bearing pressure: Reduces bearing load to double component lifespan and minimize unplanned downtime
Splined idler-shaft connection: Ensures even wear across all undercarriage components for extended system life
Heavy-duty rock guard: Protects critical components from dirt and debris in challenging work environments
Dedicated lubrication injectors: Prevent friction failures and maintain consistent operation
Expanded bearing surface: Enhances track stability in rough terrain for reliable performance
Cost-Smart Engineering
Rotating shaft with stationary bushings: Reduces friction and wear for lower maintenance costs
Extended track life: Minimizes downtime and replacement part expenses
50% less bearing stress: Fewer bearing failures mean reduced parts and labor costs
Design Specifications
Manufacturing Process
Related Products
The table shows a selection of compatible models. Contact our team for additional product options.
Company Advantages
1. World-class manufacturing quality standards
2. Factory-direct pricing for maximum value
3. 35 years of specialized experience in excavator parts production
4. Fast 30-day delivery after order confirmation
5. Professional support including quality inspection and logistics guidance
6. Comprehensive after-sales service including technical support
Customer Feedback
Looking for reliable excavator idler solutions? YinTai Parts is a leading Chinese manufacturer with over 30 years of expertise in high-performance excavator components. Our products deliver exceptional quality and durability for demanding applications.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2011
Total Annual:
10Million-20Million
Employee Number:
50~100
Ecer Certification：
Verified Supplier
XIAMEN YINTAI MACHINERY CO., LTD. is loed in the beautiful port city of Xiamen. It is a manufacturing enterprise which is focusing on research and development, production and trade of construction machinery parts.
YinTai cooperates with Chinese famous large steel mills, such as Fujian S...
XIAMEN YINTAI MACHINERY CO., LTD. is loed in the beautiful port city of Xiamen. It is a manufacturing enterprise which is focusing on research and development, production and trade of construction machinery parts.
YinTai cooperates with Chinese famous large steel mills, such as Fujian S...
