3035803
Regular Hexagon Nut
Cummins®

The 3035803 Regular Hexagon Nut, manufactured by Cummins, is a specialized component designed for use in commercial truck applications. Cummins, a well-established name in the commercial truck industry, produces a range of high-quality components that are integral to the operation and maintenance of heavy-duty vehicles. This Cummins part provides reliable fastening solutions that contribute to the overall performance and durability of commercial trucks.

Basic Concepts of Regular Hexagon Nuts

A regular hexagon nut is a type of fastener characterized by its six-sided shape, which allows for efficient tightening and loosening using standard hexagonal socket tools. The design of a hexagon nut ensures that it can be securely fastened without slipping, which is crucial in mechanical assemblies where stability and reliability are paramount. These nuts are commonly used in various applications to join components together, providing a strong and durable connection.

Purpose of the 3035803 Regular Hexagon Nut in Truck Operations

The 3035803 Regular Hexagon Nut plays a specific role in the operation and maintenance of commercial trucks. It is typically used in areas where secure fastening is required, such as within the truck’s structure or engine components. This nut helps to maintain the integrity of critical connections, ensuring that parts remain securely attached under various operating conditions.

Key Features

The 3035803 Regular Hexagon Nut is designed with several key features that enhance its functionality and durability. It is composed of high-quality materials that provide resistance to corrosion and wear. The thread size is carefully engineered to ensure a precise fit with corresponding bolts, and the nut may include unique design elements that further improve its performance in demanding environments.

Benefits

Using the 3035803 Regular Hexagon Nut offers several advantages. It provides improved fastening security, which is vital in applications where vibrations and dynamic loads are present ¹. The nut’s design also offers resistance to loosening over time, ensuring that connections remain tight and reliable. Additionally, its compatibility with standard tools simplifies the installation and maintenance processes.

Installation Guidelines

Proper installation of the 3035803 Regular Hexagon Nut is crucial for ensuring secure fastening. It is recommended to follow specific torque specifications provided by the manufacturer to achieve the correct tension without over-tightening. Using the appropriate tools and following recommended practices will help to ensure that the nut is installed correctly and functions as intended.

Troubleshooting and Maintenance

Common issues with regular hexagon nuts include loosening due to vibrations and corrosion. To troubleshoot these problems, it is important to regularly inspect the nuts for signs of wear or damage. Maintenance tips include applying an anti-seize compound to prevent corrosion and ensuring that nuts are tightened to the correct specifications during installation. These practices help to prolong the life of the nut and ensure ongoing performance ².

Compatibility and Use Cases

The 3035803 Regular Hexagon Nut is designed for use in various applications within commercial trucks. It is compatible with a range of components and is often used in specific models where secure fastening is required. Understanding the typical applications of this nut helps in selecting the appropriate fastener for different truck components.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its comprehensive product range and reputation for quality. The company has a long history of producing reliable components that are trusted by professionals in the field. Cummins components, including the 3035803 Regular Hexagon Nut, are designed to meet the high standards required for heavy-duty truck applications, ensuring that they deliver consistent performance and durability.

Cummins Regular Hexagon Nut 3035803 Compatibility

The Cummins Regular Hexagon Nut part number 3035803 is designed to fit a variety of Cummins engines, ensuring a secure and reliable connection in various applications. This part is engineered to meet the stringent requirements of Cummins’ engine systems, providing durability and precision in critical fastening applications.

Engine Compatibility

4B3.9, B4.5, F3.8 CM2350 F128C, G5.9, G8.3, G8.3 CM558, ISM CM570, ISM CM570/870, ISM11 CM876 SN, L10 CELECT, L10 GAS, L10 MECHANICAL, M11 CELECT, M11 CELECT PLUS, M11 MECHANICAL, N14 CELECT PLUS, QSF3.8 CM2350 F107, QSM11 CM570, QST30 CM552, V903

The 3035803 Regular Hexagon Nut is compatible with a wide range of Cummins engines, including the 4B3.9, B4.5, F3.8 CM2350 F128C, G5.9, G8.3, G8.3 CM558, ISM CM570, ISM CM570/870, ISM11 CM876 SN, L10 CELECT, L10 GAS, L10 MECHANICAL, M11 CELECT, M11 CELECT PLUS, M11 MECHANICAL, N14 CELECT PLUS, QSF3.8 CM2350 F107, QSM11 CM570, QST30 CM552, and V903. This extensive compatibility ensures that the nut can be used across multiple engine models, facilitating easier maintenance and repair processes.

Application Considerations

When using the 3035803 Regular Hexagon Nut with these engines, it is essential to ensure proper torque specifications are followed to avoid over-tightening or under-tightening. Proper installation is crucial for maintaining the integrity of the engine components and ensuring optimal performance. Additionally, regular inspections should be conducted to check for any signs of wear or damage to the nut, which could compromise its effectiveness.

Grouping of Engines

For ease of reference, the engines can be grouped based on their series or model:

• 4B3.9, B4.5, F3.8 CM2350 F128C, G5.9, G8.3, G8.3 CM558: These engines are part of the earlier Cummins lineup, known for their robust design and reliability.
• ISM CM570, ISM CM570/870, ISM11 CM876 SN, L10 CELECT, L10 GAS, L10 MECHANICAL, M11 CELECT, M11 CELECT PLUS, M11 MECHANICAL, N14 CELECT PLUS: These engines represent the more advanced models, incorporating modern technology and improved efficiency.
• QSF3.8 CM2350 F107, QSM11 CM570, QST30 CM552, V903: These engines are specialized models, often used in specific applications such as marine or heavy-duty operations.

By understanding the compatibility of the 3035803 Regular Hexagon Nut with these engines, technicians and maintenance personnel can ensure that their repairs and maintenance tasks are performed efficiently and effectively.

Role of Part 3035803 Regular Hexagon Nut in Engine Systems

The part 3035803 Regular Hexagon Nut is integral to the secure assembly and operation of various engine components. Its application spans across multiple systems, ensuring the stability and efficiency of the engine.

Alternator and Compressor Systems

In the alternator system, the Regular Hexagon Nut is used at the alternator location to secure the alternator mounting. This ensures the alternator remains firmly in place, allowing for consistent power generation. Similarly, in the compressor system, particularly in applications involving refrigerant or freon, the nut is employed to fasten the connection bracket and cooler. This secures the cooler plumbing support and maintains the integrity of the cooling system.

Engine Cooling and Support Systems

The Regular Hexagon Nut plays a significant role in the engine cooling system. It is utilized in the mounting of the radiator and the engine supports, ensuring that these components are held firmly in place. This is essential for the efficient circulation of coolant and the overall stability of the engine.

Turbocharger and Aftertreatment Systems

In the turbocharger system, the nut is critical for securing the turbocharger kit at the designated turbocharger location. It ensures that the turbocharger is properly mounted, allowing for optimal performance and efficiency. Additionally, in the aftertreatment system, the Regular Hexagon Nut is used in the mounting of various components, contributing to the effective operation of emissions control systems.

Lubrication and Electrical Systems

The nut is also employed in the filter plumbing mounting for lubricating oil systems, ensuring that oil filters are securely attached and that oil flow is maintained. In the electrical system, it is used in the harness and electronic control module wiring, securing connections and ensuring reliable electrical performance.

Structural and Miscellaneous Applications

Beyond specific systems, the Regular Hexagon Nut is used in various structural applications. It secures components such as the fan drive, tube brace, and rail base, contributing to the overall structural integrity of the engine. Additionally, it is utilized in the mounting of the subbase and other miscellaneous components, ensuring a robust and reliable engine assembly.

Conclusion

The 3035803 Regular Hexagon Nut is a critical component in the maintenance and operation of commercial trucks, particularly those equipped with Cummins engines. Its design and features ensure reliable fastening across a variety of applications, contributing to the overall performance and durability of the vehicle. Proper installation, regular maintenance, and understanding its compatibility with different engine models are essential for maximizing the effectiveness of this part.