4006939
Connection Bracket
Cummins®

The 4006939 Connection Bracket, manufactured by Cummins, is a component designed for use in commercial trucks. This part serves a specific function within the truck’s mechanical system, contributing to the overall operation and efficiency of the vehicle. Cummins, a well-established manufacturer in the industry, produces a range of parts and engines known for their reliability and performance ².

Basic Concepts of Connection Brackets

Connection brackets are mechanical components used to join different parts of a system together. They provide structural support and ensure that components remain aligned and securely fastened. In various mechanical systems, these brackets play a role in maintaining the integrity and functionality of the assembly by distributing loads and stresses across the connected parts ¹.

Purpose of the 4006939 Connection Bracket

This Cummins part is designed to facilitate the secure attachment of certain components within the truck’s mechanical system, ensuring they remain in the correct position and operate efficiently. This bracket is integral to the system’s design, contributing to the stability and performance of the truck.

Key Features

The 4006939 is characterized by its robust design and material composition. Crafted from high-quality materials, it is built to withstand the rigors of commercial truck operation. Its design includes features that enhance its performance and durability, such as precise engineering for a perfect fit and resistance to wear and corrosion.

Benefits

The advantages of this part include improved stability of the connected components, ease of installation due to its design, and enhanced durability under demanding conditions. These benefits contribute to the overall efficiency and reliability of the truck, ensuring that the mechanical system operates smoothly and effectively.

Installation Process

Installing the 4006939 involves several steps to ensure it is securely and correctly attached. The process includes preparing the area for installation, aligning the bracket with the components it will connect, and using the appropriate tools to fasten it in place. Detailed instructions and any required tools should be referenced for a successful installation.

Maintenance and Troubleshooting

Regular maintenance of the 4006939 is important to ensure its longevity and performance. This includes checking for signs of wear or damage, ensuring all fasteners are secure, and cleaning the bracket to prevent corrosion. Common issues may include loosening of fasteners or damage to the bracket, which can often be addressed with routine checks and timely repairs.

Compatibility and Applications

The 4006939 is designed for specific types of trucks and engine models. It is commonly used in applications where secure and stable connection of components is critical. Understanding its compatibility ensures that it is used in the correct applications, maximizing its effectiveness and the performance of the truck.

Cummins Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its wide range of engines and parts. With a history of innovation and quality, Cummins has established a strong reputation for producing reliable and high-performance components. Their product range includes engines, filtration systems, and aftermarket parts, all designed to meet the demanding requirements of commercial trucking ².

Cummins Connection Bracket 4006939 Compatibility

The Cummins Connection Bracket 4006939 is designed to ensure proper alignment and stability in various engine configurations. This part is integral to the structural integrity of the engine, providing a secure mounting point for other engine parts.

QSK78 Series

In the QSK78 series, the Connection Bracket 4006939 is utilized to maintain the alignment of the engine’s internal components. This series includes engines such as the QSK78 CM500, where the bracket plays a vital role in securing the engine’s mounting points, ensuring that the engine operates smoothly and efficiently.

CM500 Series

The CM500 series engines, including the QSK78 CM500, benefit from the Connection Bracket 4006939 by providing a robust connection between different parts of the engine. This bracket is essential for maintaining the structural integrity of the engine, particularly in high-stress environments where vibrations and forces can impact engine performance.

Grouping of Engines

The Connection Bracket 4006939 is compatible with the following engines:

• QSK78 CM500
• Other QSK78 Series Engines
• CM500 Series Engines

This bracket is designed to fit seamlessly into these engines, ensuring that all parts are correctly aligned and secured, which is crucial for the overall performance and longevity of the engine.

Role of Part 4006939 Connection Bracket in Engine Systems

The 4006939 is an integral component in the assembly and functionality of various engine systems. It serves as a pivotal junction point, facilitating the secure attachment and alignment of multiple components.

Plumbing System Integration

In the plumbing system, the 4006939 ensures the proper connection of fluid lines. It allows for the precise alignment of pipes and hoses, which is essential for maintaining the integrity of the fluid flow. This bracket supports the structural stability of the plumbing network, reducing the risk of leaks and ensuring efficient fluid transfer throughout the engine.

Aftercooler Water System

Within the aftercooler water system, the 4006939 plays a significant role in connecting the aftercooler to the water supply lines. It ensures that the water lines are correctly positioned to optimize the cooling process. This bracket helps in maintaining the desired temperature of the compressed air, enhancing the overall performance and efficiency of the engine.

Auxiliary Cooling System

In the auxiliary cooling system, the 4006939 is used to attach additional cooling components, such as radiators or heat exchangers. It provides a stable platform for these components, ensuring they are securely mounted and properly aligned. This setup is vital for effective heat dissipation, which is crucial for preventing overheating and maintaining optimal engine operation.

System Compatibility and Functionality

Across these systems, the 4006939 ensures compatibility and seamless integration of various components. It allows for easy maintenance and adjustments, as the bracket can be readily accessed and modified if necessary. This flexibility is beneficial for both routine maintenance and emergency repairs, ensuring the engine systems remain operational and efficient.

Conclusion

The 4006939 Connection Bracket is a critical component in the operation and maintenance of commercial trucks, particularly in the context of Cummins engines. Its robust design, ease of installation, and compatibility with specific engine models make it a valuable part for ensuring the stability, efficiency, and longevity of the truck’s mechanical systems. Regular maintenance and understanding its role in various engine systems are essential for maximizing its benefits and ensuring the overall performance of the vehicle.