22W1522390, 22W-15-22390 BUSHING KOMATSU

Premium-Grade Komatsu Bushing for Heavy-Duty Performance , OEM Quality by 3GEN Export

The 22W-15-22390 BUSHING KOMATSU, also identified as 22W1522390 BUSHING KOMATSU, is a precision-engineered component designed to withstand extreme working conditions in heavy construction and mining machinery. This bushing plays a crucial role in supporting load-bearing shafts, reducing friction, and ensuring smooth rotational movement between machine components. Manufactured to the highest OEM standards, it guarantees performance reliability, long service life, and seamless compatibility with Komatsu machinery.

At 3GEN Export, we specialize in delivering high-quality OEM-standard replacement parts for global markets. The 22W1522390 BUSHING KOMATSU exemplifies our commitment to excellence , a combination of precision machining, heat treatment, and material science engineered to support Komatsu’s world-renowned durability.

Understanding the Function of the 22W-15-22390 BUSHING KOMATSU

Bushings serve as the backbone of any heavy equipment’s pivot or joint system. In Komatsu’s mechanical design, the 22W-15-22390 BUSHING KOMATSU is responsible for maintaining alignment, absorbing shock, and minimizing wear between moving metal components.

Key Functions:

• Reduces friction and vibration between shafts and housings.

• Protects critical components like pins, gears, and frames from wear and metal fatigue.

• Distributes operational load evenly across mechanical joints.

• Improves machine efficiency by ensuring consistent motion.

• Increases component lifespan, thereby reducing downtime and maintenance costs.

In hydraulic excavators, wheel loaders, or dozers, bushings like the 22W1522390 are exposed to intense pressure, abrasive dust, and impact loads. Hence, precision and metallurgical strength are paramount , both of which this bushing achieves through advanced manufacturing processes.

Technical Specifications

Compatibility: Komatsu Models

The 22W-15-22390 BUSHING KOMATSU is compatible with a wide range of Komatsu heavy machinery, specifically models designed for earthmoving, mining, and excavation operations.

Compatible Equipment:

Excavators

• Komatsu PC200-8

• Komatsu PC210LC-8

• Komatsu PC220-7

• Komatsu PC240-8

• Komatsu PC300-8

• Komatsu PC350LC-8

• Komatsu PC400-7

• Komatsu PC450LC-8

Bulldozers

• Komatsu D65EX-16

• Komatsu D85EX-15

• Komatsu D155AX-8

Wheel Loaders

• Komatsu WA250-6

• Komatsu WA320-7

• Komatsu WA380-6

• Komatsu WA470-8

Motor Graders / Utility Machines

• Komatsu GD675-5

• Komatsu GD705A-4

Note: Compatibility may vary depending on sub-series and regional specifications. Always cross-reference your OEM manual before ordering.

Engineering and Material Integrity

1. Advanced Metallurgy for Durability

The 22W-15-22390 BUSHING KOMATSU is manufactured using alloy steel (SCM440 or 42CrMo4) , a material known for its balance of high tensile strength, impact resistance, and hardness retention.

Its composition includes chromium and molybdenum, which provide:

• High resistance to surface wear under metal-to-metal contact.

• Excellent fatigue strength to resist deformation under repeated stress.

• Enhanced corrosion resistance, crucial for outdoor and mining operations.

2. Precision Machining

Each bushing is CNC machined to micrometer tolerances. Dimensional uniformity guarantees a perfect press-fit installation, ensuring mechanical stability and alignment.

3. Heat Treatment & Surface Hardening

The bushing is subjected to carburizing and quenching processes, achieving an ultra-hard surface (up to 62 HRC) while maintaining a flexible core. This dual hardness profile allows it to endure high-impact loads while preventing cracking.

4. Lubrication Design

Internal grease grooves and double lubrication holes are engineered to ensure consistent lubrication flow, reducing friction and operational temperature. This helps maintain machine efficiency and prevent galling under dry-run conditions.

5. Corrosion Resistance

An anti-corrosive layer protects the part from rust and environmental degradation. Even in humid, saline, or dusty climates, the bushing maintains its mechanical integrity for extended periods.

Functional Benefits of the 22W1522390 BUSHING KOMATSU

1. Reduced Friction and Energy Loss

Smooth internal and external surfaces minimize resistance, ensuring free motion and reduced energy consumption.

2. Shock Load Absorption

The bushing absorbs high mechanical stress during digging, loading, or grading operations, protecting shafts and joints from overload damage.

3. Long Service Life

Due to superior hardness and metallurgical consistency, this bushing can operate continuously for 15,000–20,000 hoursunder normal maintenance.

4. Lower Maintenance Frequency

Improved lubrication design and anti-wear finishing reduce maintenance intervals and downtime, saving operators valuable time and costs.

5. Perfect OEM Fitment

Engineered precisely to Komatsu OEM specifications, the bushing ensures a direct replacement fit without modification, guaranteeing seamless installation and performance.

Installation and Handling Guidelines

Installation Steps:

1. Clean all mating surfaces thoroughly to remove oil, rust, or residue.

2. Apply a thin layer of anti-seize lubricant.

3. Press-fit the 22W-15-22390 BUSHING KOMATSU using a hydraulic press with uniform pressure.

4. Ensure proper alignment with the lubrication holes.

5. Grease the bushing immediately after installation.

6. Recheck after the first 50 operating hours for secure seating.

Handling Precautions:

• Avoid using hammers or impact tools during installation.

• Keep the bushing free of dust and debris during assembly.

• Always follow the lubrication schedule recommended by Komatsu.

Proper installation ensures optimal load distribution and extends both the bushing’s and the machine’s lifespan.

Testing and Quality Assurance

Before being packaged and shipped, every 22W1522390 BUSHING KOMATSU undergoes a strict multi-stage inspection to ensure it meets or exceeds OEM performance criteria.

Quality Checks Include:

• Dimensional Accuracy Testing using Coordinate Measuring Machines (CMM).

• Hardness Profile Analysis to confirm proper surface and core hardness balance.

• Surface Finish Examination under high-resolution optical systems.

• Microstructure Inspection to detect impurities and ensure consistent metallurgy.

• Load Simulation Testing replicating real-world Komatsu machinery conditions.

Each bushing passes a final performance validation, certifying it as an OEM-grade component ready for industrial deployment.

Applications and Use Case Scenarios

The 22W-15-22390 BUSHING KOMATSU is widely used across various Komatsu machinery applications:

• Boom and Arm Joints , Reducing wear between pivot points in excavator arms.

• Swing Mechanisms , Providing smooth rotation and consistent torque transfer.

• Track Frame Assemblies , Withstanding shock loads in dozer track systems.

• Hydraulic Cylinders , Supporting piston movement under hydraulic pressure.

In each of these roles, the bushing maintains machine stability, ensures fluid motion, and minimizes stress on critical metal joints.

Why Choose 3GEN Export

3GEN Export stands as a trusted global OEM supplier specializing in heavy machinery spare parts. Our expertise in metallurgy, manufacturing precision, and global logistics enables us to provide the most reliable Komatsu parts available.

What Sets 3GEN Export Apart:

• OEM-Level Precision: Each component is produced under exact Komatsu specifications.

• Rapid Global Delivery: All orders ship worldwide within 5 working days.

• Comprehensive Quality Control: 100% inspection before dispatch.

• Competitive Pricing: OEM performance at export-friendly costs.

• Customer-Centric Support: Expert assistance for part selection and compatibility.

With 3GEN Export, customers receive more than a component , they gain sustained performance, supply consistency, and long-term value.

Summary

The 22W-15-22390 BUSHING KOMATSU (22W1522390 BUSHING KOMATSU) is an essential precision part in Komatsu’s mechanical and hydraulic systems. Manufactured from hardened alloy steel and built with advanced CNC and heat-treatment technologies, it guarantees superior wear resistance, operational smoothness, and long-term reliability.

This bushing ensures that Komatsu machinery maintains peak mechanical efficiency while minimizing downtime and operating costs. Designed and supplied by 3GEN Export, it’s an ideal OEM-grade solution for operators, distributors, and resellers seeking uncompromising quality and performance , delivered anywhere in the world within just 5 working days.

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.