4940326
Air Transfer Tube
Cummins®

The Cummins 4940326 Air Transfer Tube is a component designed to facilitate the efficient transfer of air within the air systems of commercial trucks. Its role is significant in ensuring the proper functioning of various air-dependent systems, particularly the air brake system, which is vital for the safe operation of heavy-duty vehicles ¹.

Basic Concepts of Air Transfer Tubes

An Air Transfer Tube is a conduit that allows air to move between different components of a truck’s air system. It functions by providing a pathway for compressed air to travel from the air compressor to the storage tanks, and subsequently to the various air-operated systems such as brakes, suspensions, and other pneumatic controls. The tube’s design ensures that air flow is maintained efficiently, which is crucial for the reliable operation of these systems ².

Purpose of the 4940326 Air Transfer Tube

The 4940326 specifically serves to connect and facilitate air flow between the air compressor and the air storage tanks in a truck’s air brake system. It ensures that compressed air is delivered consistently and under the right pressure to the tanks, which store the air for use in braking and other air-dependent functions. This component is integral to the system’s ability to respond quickly and effectively to driver commands.

Key Features

The Cummins 4940326 is constructed from durable materials that can withstand the high pressures and temperatures typical of a truck’s air system. Its design includes features that enhance its performance, such as smooth internal surfaces to minimize air resistance and robust connections to ensure a secure fit within the system. These characteristics contribute to the tube’s longevity and reliability in demanding operating conditions ³.

Benefits of Using the 4940326

Utilizing the 4940326 can lead to improved efficiency within a truck’s air system. Its design helps to reduce air leaks and maintain consistent pressure, which can enhance the performance of air-operated systems. Additionally, the reliability of this component can result in lower maintenance costs and increased uptime for fleet operators, contributing to overall cost savings.

Installation and Integration

When installing the 4940326, it is important to follow manufacturer guidelines to ensure proper integration with the truck’s air system. Compatibility with various truck models and air systems should be verified to ensure optimal performance. Careful attention to the installation process will help to prevent issues such as air leaks and ensure the tube functions as intended.

Maintenance and Troubleshooting

Regular maintenance of the 4940326 is recommended to ensure its continued optimal performance. This includes inspecting the tube for signs of wear or damage, cleaning it to remove any contaminants, and checking connections for tightness. Troubleshooting common issues may involve identifying and repairing leaks, or replacing the tube if it becomes compromised.

Performance and Efficiency

The 4940326 contributes to the overall performance and efficiency of a truck’s air system by ensuring that air is transferred smoothly and under the correct pressure. This can have a positive impact on the operation of air-dependent systems, potentially leading to improvements in fuel consumption and operational costs due to the efficient use of compressed air.

Safety Considerations

Safety is a paramount concern when using the 4940326. Proper handling, installation, and maintenance practices are necessary to prevent accidents and ensure the reliable operation of the air system. Operators should be trained in the correct procedures for working with high-pressure air systems to mitigate risks associated with their use.

Environmental Impact

The use of the 4940326 may have environmental implications, particularly in terms of its contribution to the efficient operation of a truck’s air system. Improved efficiency can lead to reductions in fuel consumption, which in turn may result in lower emissions. Additionally, the durability of the tube can reduce the frequency of replacements, potentially minimizing waste.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a strong reputation in the commercial truck industry, Cummins offers a wide range of products designed to enhance the performance, efficiency, and reliability of heavy-duty vehicles. The company’s commitment to innovation and quality is reflected in its product offerings, including the 4940326.

Role of Part 4940326 in Engine Systems

The 4940326 is integral to the efficient operation of several engine systems, particularly in the realms of plumbing and exhaust recirculation air management.

Plumbing System Integration

In the plumbing system of an engine, the 4940326 facilitates the smooth transfer of air between various components. This ensures that the air supply is consistent and unimpeded, which is essential for the proper functioning of the engine’s internal processes. The tube’s design allows it to connect seamlessly with other plumbing components, maintaining the integrity of the air flow path. This integration helps in reducing the risk of air leaks, which can lead to inefficiencies and potential damage to the engine over time.

Exhaust Recirculation Air Management

The 4940326 also plays a significant role in the exhaust recirculation system. By transferring recirculated exhaust gases back into the engine’s intake system, this tube helps in reducing emissions and improving fuel efficiency. The precise control of air flow provided by the tube ensures that the recirculated gases are mixed optimally with the incoming air, leading to more complete combustion and lower pollutant output. This not only enhances the engine’s performance but also contributes to environmental sustainability by minimizing harmful emissions.

Conclusion

The Cummins 4940326 Air Transfer Tube is a critical component in the air systems of commercial trucks, ensuring efficient air transfer and contributing to the reliable operation of air-dependent systems. Its durable construction, efficient design, and role in enhancing engine performance and environmental sustainability make it a valuable asset for fleet operators.