3422503
Pivot Pin
Cummins®

The Cummins 3422503 Pivot Pin is a component designed for use in commercial trucks. It serves a specific function within the truck’s mechanical system, contributing to the overall operation and efficiency of the vehicle. Understanding its purpose and role is fundamental for maintaining and optimizing truck performance.

Purpose and Function

The Cummins 3422503 Pivot Pin is integral to the mechanical system of commercial trucks. It facilitates the movement and stability of certain truck components by allowing pivoting motion. This pin is typically found in areas where rotational movement is required, such as in suspension systems or steering mechanisms. Its role is to provide a stable yet flexible connection point, ensuring smooth operation and reducing wear on adjacent parts ¹.

Key Features

The Cummins 3422503 Pivot Pin is characterized by several key features that enhance its performance and durability. Its design is engineered to withstand significant stress and load, ensuring reliable operation under various driving conditions. The pin is made from high-quality materials, typically a durable alloy, which provides resistance to wear and corrosion. Additionally, its precise manufacturing ensures a snug fit within the truck’s components, minimizing play and maximizing efficiency ².

Benefits

The use of the Cummins 3422503 Pivot Pin offers several benefits. It contributes to improved mechanical efficiency by ensuring smooth and precise pivoting motion. Its durable construction enhances the longevity of the truck’s components, reducing the need for frequent replacements. Furthermore, the pin’s reliable performance contributes to the overall efficiency and safety of the truck, making it a valuable component in commercial vehicle maintenance ³.

Installation Process

Installing the Cummins 3422503 Pivot Pin requires careful attention to detail to ensure proper fit and function. The process involves removing the old pin, cleaning the pivot area, and inserting the new pin. Tools such as wrenches and possibly a press may be required, depending on the specific truck model. Safety precautions, including wearing protective gear and ensuring the truck is securely supported, should be observed throughout the installation process.

Common Issues and Troubleshooting

Common issues with the Cummins 3422503 Pivot Pin may include wear and tear or misalignment. Symptoms of these problems can manifest as unusual noises, reduced performance, or difficulty in pivoting motion. Troubleshooting these issues typically involves inspecting the pin and its surrounding components for signs of damage or wear. In some cases, realigning or replacing the pin may be necessary to restore proper function.

Maintenance Tips

To prolong the lifespan of the Cummins 3422503 Pivot Pin, regular maintenance is recommended. This includes periodic inspection for signs of wear or damage, ensuring proper lubrication to reduce friction, and replacing the pin as needed based on the manufacturer’s guidelines or upon noticing significant wear. Adhering to these maintenance practices can help maintain the efficiency and reliability of the truck’s mechanical system.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established itself as a trusted name in the automotive and heavy-duty truck industries. The company is renowned for its commitment to quality, innovation, and customer satisfaction, providing reliable components that enhance the performance and durability of commercial vehicles.

Part 3422503 Pivot Pin Component Usage

The Cummins 3422503 Pivot Pin is an integral component in various engine systems, facilitating smooth operation and precise control across multiple assemblies.

In the Control Linkage Assembly Lever and Control Linkage Lever, the pivot pin ensures that the lever movements are fluid and accurate, which is essential for the proper modulation of engine functions.

Within the Electric Assembly Governor and Electric Governor, the pivot pin plays a role in maintaining the stability and responsiveness of the governor’s control mechanisms, allowing for fine-tuned adjustments to engine speed and performance.

For the Engine Assembly Piston, the pivot pin is utilized in conjunction with the Piston Cooling Assembly Nozzle to ensure that the piston’s movement is consistent and that cooling is effectively managed, preventing overheating and potential damage.

In Governor, Electronic and Governor, Hydraulic systems, the pivot pin is crucial for the operation of the Governor Assembly Linkage and Governor Assembly Shaft. It allows these components to pivot smoothly, which is vital for the governor’s ability to regulate engine speed under varying loads.

The Governor Control Linkage and Governor Counter Assembly Linkage rely on the pivot pin to enable precise adjustments and feedback within the governor system, ensuring that the engine operates within the desired parameters.

In Hydraulic Assembly Governor and Hydraulic Governor applications, the pivot pin contributes to the smooth operation of the Governor Linkage, which is responsible for transmitting hydraulic pressure to control engine functions.

The Linkage, Governor Control and Throttle Assembly Shaft also benefit from the pivot pin’s role in allowing these components to pivot and adjust as needed, which is important for maintaining engine stability and performance.

Lastly, in engines like the QSV and D67, the pivot pin is used in the Throttle Shaft to ensure that throttle adjustments are made with precision, directly impacting the engine’s responsiveness and efficiency.

Overall, the pivot pin is a fundamental component that enhances the functionality and reliability of various engine systems by enabling smooth and accurate movements of critical parts.

Conclusion

The Cummins 3422503 Pivot Pin is a critical component in the mechanical systems of commercial trucks and various engine models. Its role in facilitating smooth and precise pivoting motion contributes significantly to the overall efficiency, reliability, and safety of these vehicles. Regular maintenance and proper installation are key to ensuring the longevity and optimal performance of this part.