4928964
Cotter Pin
Cummins®

The Cotter Pin Part #4928964 by Cummins is a specialized component designed for use in heavy-duty trucks. This part serves a role in securing various components within the truck’s mechanical systems, ensuring they remain in place under operational stress. Its significance lies in maintaining the integrity and safety of the truck’s systems, contributing to overall performance and reliability.

Basic Concepts of Cotter Pins

A cotter pin is a simple yet effective mechanical fastener used to secure components by preventing them from loosening or disconnecting. It consists of a metal pin with a bent end, which is inserted through a hole in the components to be secured. Once in place, the bent end is folded back to hold the components firmly together. Cotter pins are widely used in various mechanical systems due to their reliability and ease of use ¹.

Purpose of the 4928964 Cotter Pin in Truck Operation

The 4928964 Cotter Pin by Cummins is specifically designed to secure components in heavy-duty truck operations. It plays a role in fastening parts such as cotter pins, cotter keys, and other fasteners that are important for the proper functioning of the truck’s systems. By ensuring these components remain securely in place, the cotter pin contributes to the stability and efficiency of the truck’s mechanical operations.

Key Features of the 4928964 Cotter Pin

The 4928964 Cotter Pin is engineered with specific design and material characteristics to meet the demands of heavy-duty applications. It is typically made from high-strength steel, which provides durability and resistance to wear and tear. The pin’s design includes a precise bend that allows for secure fastening, while its size and shape are tailored to fit specific applications within heavy-duty trucks.

Benefits of Using the 4928964 Cotter Pin

Utilizing the 4928964 Cotter Pin offers several advantages. Its high-strength material ensures reliability under demanding conditions, while its design facilitates easy installation and removal. The pin’s ability to securely hold components in place enhances the overall performance and safety of the truck’s systems. Additionally, its straightforward design reduces the likelihood of installation errors, contributing to maintenance efficiency.

Installation Process

Installing the 4928964 Cotter Pin involves several steps to ensure proper securing of components. Begin by identifying the components that require fastening. Insert the cotter pin through the designated hole, ensuring it passes through all components to be secured. Bend the end of the pin back to hold the components in place, making sure the bend is secure and does not interfere with other parts. Tools such as pliers may be used to assist in bending the pin.

Troubleshooting Common Issues

Common issues with cotter pins include improper installation, which can lead to components becoming loose, and wear or damage to the pin itself. To troubleshoot these issues, first, ensure the pin is correctly installed and securely bent. If the pin shows signs of wear or damage, it should be replaced to maintain the integrity of the fastening. Regular inspection of the pin and the components it secures can help identify and address potential issues before they lead to more significant problems.

Maintenance Tips

Regular inspection and maintenance of the 4928964 Cotter Pin are important for ensuring continued reliable performance. Inspect the pin during routine maintenance checks for signs of wear, damage, or improper installation. Replace the pin if necessary, and ensure all components it secures are in good condition. Keeping the pin and surrounding areas clean and free of debris can also contribute to its longevity and effectiveness.

Safety Considerations

When working with cotter pins, it is important to follow safety practices to prevent injury and ensure proper installation. Use appropriate tools to handle and install the pin, and wear protective gear such as gloves to protect your hands. Ensure the work area is clean and free of obstacles to avoid accidents. Follow manufacturer guidelines for installation and maintenance to ensure the pin functions as intended.

About Cummins

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 a reputation for innovation, quality, and reliability in the automotive industry. The company’s product range includes engines for heavy-duty trucks, among other applications, and is known for its commitment to customer satisfaction and technological advancement.

Cummins Engine Compatibility with Part 4928964

The Cummins part 4928964, a Cotter Pin, is designed to be compatible with a range of Cummins engines. This part is important for securing various components within the engine assembly, ensuring that they remain in place during operation.

Compatibility with Specific Engines

• 4B3.9 Engine: The Cotter Pin 4928964 is specifically engineered to fit within the 4B3.9 engine. It is used to secure certain parts, maintaining the integrity and functionality of the engine’s internal mechanisms.

• 6B5.9 Engine: Similarly, the 4928964 Cotter Pin is also compatible with the 6B5.9 engine. Its role in this engine is to provide a reliable method of fastening parts, ensuring that the engine operates smoothly and efficiently.

Grouping of Engines

The 4928964 Cotter Pin is versatile enough to be used across different engine models within the Cummins lineup. This compatibility allows for easier maintenance and repair processes, as technicians can use the same part across multiple engine types.

By ensuring that the Cotter Pin is compatible with both the 4B3.9 and 6B5.9 engines, Cummins provides a streamlined solution for engine maintenance, reducing the need for multiple part inventories and simplifying the repair process.

Part 4928964 Cotter Pin Component Usage

In the context of engine systems, the part 4928964 Cotter Pin is instrumental in ensuring the secure assembly and reliable operation of various components.

Fuel Transfer System

Within the fuel transfer system, the Cotter Pin plays a role in maintaining the integrity of connections between different parts. It is commonly used to lock components in place, preventing them from loosening due to vibrations or operational stresses. For instance, in the linkage between the fuel transfer pump and its drive mechanism, the Cotter Pin ensures that the connection remains stable. This stability is important for consistent fuel delivery, which is vital for the engine’s performance.

Pump Assemblies

In pump assemblies, the Cotter Pin is utilized to secure the rotational components, such as shafts and gears, within their housings. This is particularly important in fuel pumps where precise alignment and secure fastening are required to maintain efficient fuel flow. The Cotter Pin helps to keep the pump’s internal components aligned and prevents any unwanted movement that could lead to inefficiencies or failures.

Overall, the part 4928964 Cotter Pin is a small yet significant component that contributes to the reliable operation of engine systems by ensuring secure and stable connections between various parts.

Conclusion

The 4928964 Cotter Pin by Cummins is a critical component in the maintenance and operation of heavy-duty trucks and engines. Its design and material characteristics ensure durability and reliability under demanding conditions. Proper installation, regular maintenance, and adherence to safety practices are essential for maximizing the effectiveness of this part. By understanding the role and benefits of the 4928964 Cotter Pin, technicians and operators can ensure the continued performance and safety of their vehicles.