Shop HITACHI EX60-2-3 SERIES TRAVEL DEVICE FINAL DRIVE NEEDLE ROLLER PLANETARY 1 (OEM HI 4271103) | Tonkee®

OEM Part Number (HI 4271103): This part is an original equipment manufacturer (OEM) component designed and manufactured by HITACHI.

Using OEM parts ensures compatibility, quality, and reliability.

Needle Roller Design: The Needle Roller Planetary 1 features a needle roller design. Needle rollers are cylindrical, thin, and long rollers with a high length-to-diameter ratio. This design allows for efficient load distribution and reduced friction, enhancing the component's durability and performance.

Planetary Gear System: This component is part of a planetary gear system within the travel drive. Planetary gears are known for their compactness and ability to handle high torque loads. They consist of a central sun gear, planet gears (including Needle Roller Planetary 1), and an outer ring gear. This arrangement distributes loads evenly, leading to smoother operation and extended service life.

High-Strength Materials: The Needle Roller Planetary 1 is constructed from high-strength materials, typically alloy steels, to withstand the extreme forces and stresses encountered during excavator operation.

Precision Manufacturing: HITACHI maintains strict quality control and precision manufacturing processes to ensure the accuracy and reliability of this component.

This precision is essential for smooth and efficient operation of the travel drive.

Compatibility: The Needle Roller Planetary 1 is specifically designed to fit the HITACHI EX60-2-3 series excavators, ensuring a seamless replacement or maintenance process.

Maintenance and Replacement: Like all mechanical components, the Needle Roller Planetary 1 may require periodic maintenance or replacement due to wear and tear over time. Proper maintenance helps prolong its lifespan and ensures the excavator's continued performance.

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