0420102 BUSHING

The 0420102 BUSHING HITACHI is a highly durable and precisely machined bushing designed for HITACHI’s high-performance excavators and construction machinery. Built for heavy-duty use, this bushing is responsible for absorbing shock, supporting pivot movement, and reducing wear in key mechanical joints. It serves as a critical interface between moving parts such as boom arms, buckets, and linkage assemblies.

As part of our global supply line at 3GEN Export, the 0420102 BUSHING HITACHI is manufactured to exact specifications and shipped anywhere in the world within 5 working days—ensuring minimal downtime and maximized uptime for your fleet.

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Technical Specifications

• Product Name: 0420102 BUSHING HITACHI

• Part Number: 0420102

• Material: Hardened alloy steel

• Outer Diameter: OEM spec interference fit

• Inner Diameter: Precision machined to accommodate matching pins

• Surface Finish: Micro-polished with internal grease grooves

• Lubrication System: Integrated oil hole with circumferential channel

• Application: Pivot points in boom, arm, and linkage joints

• Compatibility: Designed for HITACHI heavy machinery

• Packaging: Export-grade protective packing

• Lead Time: Worldwide delivery in 5 working days via 3GEN Export

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Detailed Description

The 0420102 BUSHING HITACHI is a mechanical sleeve built to extend the operational life of pins and housing bores in heavy-duty applications. It plays a central role in preserving alignment and reducing metal-to-metal friction, making it indispensable for earthmoving and construction machines where joint motion is critical.

What sets this bushing apart is its heat-treated construction, offering superior strength and resilience in highly abrasive and high-load environments. The interior features a polished surface and precisely cut grease channels that improve lubricant retention and ensure smooth pin rotation.

This bushing is engineered with a central oil hole that allows for effective distribution of grease throughout its inner bore. This minimizes wear under high friction conditions and supports continuous articulation, even in extreme conditions such as dust, mud, water, or high temperatures.

Installation is straightforward due to its interference fit, and the part is designed for compatibility with a wide range of HITACHI machinery. Whether you’re conducting planned maintenance or urgent repairs, this component ensures operational continuity and enhanced machine longevity.

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Key Features

• Exceptional Load Bearing: Built to endure heavy loads from buckets, booms, and attachments

• Precision-Fit Design: Matches OEM tolerances for smooth articulation

• Advanced Lubrication Design: Includes a central oil hole and spiral grease channels

• Corrosion Resistant: Withstands wet, muddy, and chemically harsh conditions

• Longevity Guaranteed: Reduces friction and wear between key structural elements

• Rapid Global Fulfillment: Shipped in 5 working days worldwide by 3GEN Export

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Compatible HITACHI Models

The 0420102 BUSHING HITACHI is widely used in a range of HITACHI models across multiple excavation and construction applications. This includes pivoting joints in the boom, arm, bucket, and frame assemblies.

Compatible models include:

• HITACHI EX100 / EX120 / EX200 Series

• HITACHI EX210 / EX220 / EX270

• HITACHI ZAXIS ZX200 / ZX210 / ZX240

• HITACHI UH083 / UH07 Series Excavators

• HITACHI ZAXIS 250 / 280 / 330 Excavators

Used in both primary and secondary joint systems, this bushing helps maintain proper machine articulation and prevents long-term structural wear, making it a crucial maintenance item for heavy-duty operators.

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Role in HITACHI Excavators

In HITACHI hydraulic systems, bushings like the 0420102 BUSHING HITACHI act as replaceable wear components that preserve the alignment of critical joints. The role of this bushing includes:

• Shock Absorption: Reducing impact on steel frames during digging or lifting

• Friction Minimization: Supporting pin rotation within bores with reduced resistance

• Structural Alignment: Preventing hole ovalization or bracket deformation

• Lubrication Distribution: Enhancing longevity through optimized grease flow

• Noise and Vibration Dampening: Improving operator comfort and machine performance

Replacing worn bushings before damage spreads to more expensive parts like pins, arms, or boom components is essential for long-term machine efficiency.

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Maintenance and Replacement

Although hardened for extended service life, the 0420102 BUSHING HITACHI is subject to continuous stress and should be inspected routinely. Warning signs that indicate the need for replacement include:

• Loose or unstable joint motion

• Audible squeaks or grinding sounds during operation

• Visual scoring or wear on inner/outer surfaces

• Frequent pin replacements

• Misaligned bucket or boom movement

Replacing this bushing as part of a preventative maintenance routine significantly reduces downtime, avoids unexpected failures, and preserves overall equipment integrity.

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Why Choose 3GEN Export?

At 3GEN Export, we’re not just suppliers—we’re global solution partners in the heavy machinery industry. Customers choose us for:

• OEM-Quality Manufacturing Standards

• Worldwide Delivery Within 5 Business Days

• Reliable Inventory for Continuous Supply

• Technical Expertise for Perfect Fitment Guidance

• Cost-Effective Pricing Without Compromise

Whether you’re operating in construction, mining, roadworks, or demolition, 3GEN Export is your trusted source for premium replacement parts like the 0420102 BUSHING HITACHI.

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Conclusion

The 0420102 BUSHING HITACHI offers exceptional performance, precision fitment, and lasting durability for HITACHI excavators. Engineered to endure heavy mechanical loads and intense working environments, this bushing is a vital part of your equipment’s pivot system.

Delivered globally in just 5 working days by 3GEN Export, it provides a high-value solution for minimizing machine wear and maximizing field productivity. Trust 3GEN Export to keep your heavy equipment operating at peak condition—part after part.

Manufactured in Turkey, these products are made using the latest technologies and built to meet the highest international standards. Each machine is a high-quality copy of the original, ensuring durability, precision, and performance that you can rely on for modern construction and metalworking projects.