3040245
Hexagon Head Cap Screw
Cummins®

The Cummins Hexagon Head Cap Screw, part number 3040245, is a specialized fastener designed for use in commercial trucks. Cummins, a well-established name in the commercial truck industry, produces a range of components that ensure the reliability and efficiency of heavy-duty vehicles. This part is integral to the assembly and maintenance of these trucks, providing secure fastening in various applications.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a type of bolt characterized by its hexagonal head, which allows for efficient tightening and loosening using standard tools such as wrenches or sockets. These screws are commonly used in fastening applications where a combination of strength, durability, and ease of use is required. Mechanically, the hexagonal head design distributes torque evenly, reducing the risk of cam-out and ensuring a secure fit ¹.

Purpose of the 3040245 Hexagon Head Cap Screw in Truck Operation

The 3040245 Hexagon Head Cap Screw plays a significant role in the assembly and maintenance of commercial trucks. It is utilized in various truck components, including engine mounts, chassis assemblies, and other critical areas where secure fastening is necessary. The screw ensures that components remain firmly in place, contributing to the overall structural integrity and performance of the truck.

Key Features of the 3040245 Hexagon Head Cap Screw

The 3040245 Hexagon Head Cap Screw is designed with several key features that enhance its performance and reliability. It is constructed from high-strength materials, typically alloy steel, which provides excellent durability and resistance to wear. The screw features a coarse thread type, which allows for quick and secure fastening. The hexagonal head design ensures compatibility with standard tools, making it easy to install and remove.

Benefits of Using the 3040245 Hexagon Head Cap Screw

The 3040245 Hexagon Head Cap Screw offers several advantages for commercial truck applications. Its high-strength material composition ensures durability under heavy loads and harsh conditions. The design resists loosening, maintaining a secure fit over time. Additionally, the compatibility with standard tools simplifies installation and maintenance, reducing downtime and enhancing efficiency.

Installation Guidelines

Proper installation of the 3040245 Hexagon Head Cap Screw is crucial for ensuring secure fastening. Begin by cleaning the mating surfaces to remove any debris or corrosion. Use a torque wrench to tighten the screw to the specified torque settings, typically provided in the manufacturer’s guidelines. Ensure that the screw is perpendicular to the surface to avoid cross-threading. Follow best practices by periodically re-torqueing the screw after initial installation to account for any settling ².

Maintenance and Inspection

Regular inspection and maintenance of the 3040245 Hexagon Head Cap Screw are recommended to ensure continued reliable performance. Inspect the screw for signs of wear, corrosion, or damage during routine maintenance checks. If any issues are detected, replace the screw promptly to prevent failure. Additionally, ensure that all mating surfaces remain clean and free of contaminants to maintain the integrity of the fastening.

Troubleshooting Common Issues

Common problems associated with Hexagon Head Cap Screws include loosening and stripping. To address loosening, ensure that the screw is properly torqued and that the mating surfaces are clean and free of vibrations that may cause movement. If stripping occurs, replace the screw with a new one of the appropriate size and grade. Using the correct tools and following torque specifications can help prevent these issues.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its high-quality components and engines. Founded in 1919, Cummins has a long history of innovation and reliability. The company offers a wide range of products, including engines, powertrains, and aftermarket parts, designed to meet the demanding requirements of commercial trucking. Cummins’ reputation for quality and performance makes it a trusted name among fleet operators and maintenance professionals.

Hexagon Head Cap Screw 3040245 in Cummins Engines

The Hexagon Head Cap Screw part number 3040245, manufactured by Cummins, is a crucial component in several of their engine models. This screw is integral to the assembly and maintenance of various engine systems, ensuring structural integrity and operational efficiency.

ISM Series Engines

In the ISM series, this screw is utilized in both the ISM CM570 and ISM CM570/870 engines. It plays a vital role in securing various engine components, contributing to the overall stability and performance of these engines.

ISM11 Series Engines

For the ISM11 CM876 SN engine, the Hexagon Head Cap Screw 3040245 is essential in maintaining the structural integrity of the engine’s components. Its precision and reliability make it a preferred choice for critical fastening applications in this engine model.

L10 Series Engines

The L10 CELECT, L10 GAS, and L10 MECHANICAL engines also incorporate the Hexagon Head Cap Screw 3040245. This screw is used in various applications within these engines, ensuring that components are securely fastened and properly aligned.

M11 Series Engines

In the M11 CELECT and M11 CELECT PLUS engines, the Hexagon Head Cap Screw 3040245 is a key component in the engine’s assembly. Its use in these models highlights its importance in maintaining the structural and operational integrity of the engine.

QSM11 Series Engines

The QSM11 CM570 engine also relies on the Hexagon Head Cap Screw 3040245 for its assembly and maintenance. This screw is integral to the proper functioning of the engine, ensuring that all components are securely fastened and properly aligned.

The consistent use of the Hexagon Head Cap Screw 3040245 across various Cummins engine models underscores its importance in the engine’s assembly and maintenance. Its precision and reliability make it a critical component in ensuring the engines’ structural integrity and operational efficiency.

Role of Part 3040245 Hexagon Head Cap Screw in Engine Systems

Alternator Location and Mounting

The part 3040245 Hexagon Head Cap Screw is integral in securing the alternator to its designated location within the engine bay. This screw ensures that the alternator remains firmly attached to its mounting bracket, which is essential for the alternator’s stable operation. Proper fastening prevents any movement that could lead to inefficient charging or even mechanical failure. The screw’s design allows for easy installation and removal, facilitating routine maintenance and repairs.

Fan Drive Assembly

In the fan drive system, the part 3040245 Hexagon Head Cap Screw plays a significant role in attaching the fan drive to the engine. This connection is vital for the efficient operation of the cooling system, as it ensures that the fan drive remains securely in place. The screw’s robust construction handles the dynamic loads and vibrations generated during engine operation, maintaining the integrity of the fan drive assembly. This, in turn, ensures consistent airflow over the radiator, contributing to optimal engine temperature management.

Product Installation Package

When included in a product installation package, the part 3040245 Hexagon Head Cap Screw serves as a reliable fastening solution for various components. Whether securing brackets, covers, or other accessories, this screw provides a dependable method for attaching parts during the installation process. Its hexagonal head allows for straightforward torque application using standard tools, ensuring that components are fastened to the manufacturer’s specified torque settings. This attention to detail during installation enhances the overall performance and longevity of the engine system.

Conclusion

The Cummins Hexagon Head Cap Screw, part number 3040245, is a critical component in the assembly and maintenance of commercial trucks and Cummins engines. Its design, featuring a hexagonal head and coarse thread, ensures secure fastening and ease of use with standard tools. The screw’s high-strength material composition provides durability under heavy loads and harsh conditions, making it an essential part for ensuring the structural integrity and operational efficiency of various engine systems. Proper installation, regular maintenance, and prompt replacement when necessary are key to maximizing the performance and longevity of this Cummins part.