4088450
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, specifically Part #4088450 by Cummins, is a vital component in heavy-duty truck applications. Cummins, a renowned manufacturer in the automotive industry, produces this screw to meet the demanding requirements of truck systems. This screw is designed to provide reliable fastening solutions, ensuring the structural integrity and efficient operation of various truck components.

Basic Concepts

Hexagon Flange Head Cap Screws are characterized by their hexagonal head and flanged design, which offers a larger bearing surface and enhanced resistance to loosening. These screws are typically made from high-strength materials such as alloy steel, which provides durability and corrosion resistance. In the automotive industry, they are used to secure critical components, ensuring that parts remain firmly in place under significant stress and vibration ¹.

Functionality and Operation

Within the context of heavy-duty trucks, the Hexagon Flange Head Cap Screw operates by securely fastening components together. Its design allows for efficient torque transfer, which is crucial for maintaining the structural integrity of truck systems. The flange head provides additional surface area, which helps distribute the load and prevent the screw from loosening over time. This feature is particularly important in environments where vibrations and dynamic loads are common ².

Purpose of the 4088450 Hexagon Flange Head Cap Screw

The 4088450 Hexagon Flange Head Cap Screw plays a specific role in the operation of a truck by securing various systems and components. It is commonly used in applications where high strength and resistance to loosening are required. This includes fastening engine components, transmission parts, and chassis elements. Its design ensures that these critical components remain securely attached, contributing to the overall reliability and performance of the truck.

Key Features

The primary characteristics of the 4088450 Hexagon Flange Head Cap Screw include its hexagonal flange head design, which provides a larger bearing surface and enhanced resistance to loosening. The screw is made from high-strength alloy steel, ensuring durability and corrosion resistance. It features precise thread specifications that allow for secure and efficient fastening. The flange head also facilitates easier installation and removal using standard tools.

Benefits

The 4088450 Hexagon Flange Head Cap Screw offers several advantages. Its high-strength material composition ensures enhanced durability, making it suitable for heavy-duty applications. The flange head design provides resistance to loosening, which is crucial in dynamic environments. Additionally, the screw’s design allows for ease of installation and removal, reducing maintenance time and effort.

Installation Guidelines

Proper installation of the 4088450 Hexagon Flange Head Cap Screw involves several steps. First, ensure that the mating surfaces are clean and free of debris. Use a torque wrench to apply the specified torque, which ensures that the screw is tightened to the correct level without over-tightening. Recommended tools include a socket wrench and a torque wrench. Follow the manufacturer’s guidelines for torque specifications to achieve optimal performance and longevity.

Troubleshooting and Maintenance

Common issues with the 4088450 Hexagon Flange Head Cap Screw include corrosion, stripping, and loosening. To address these issues, regularly inspect the screw and its mating surfaces for signs of wear or damage. If corrosion is present, clean the affected areas and apply a corrosion-resistant coating. In cases of stripping, replace the screw to maintain structural integrity. To prevent loosening, ensure that the screw is properly torqued during installation and periodically check its tightness.

Cummins Overview

Cummins Inc. is a leading manufacturer in the automotive industry, known for its high-quality engines, components, and technologies. Founded in 1919, Cummins has a long history of innovation and excellence. The company offers a wide range of products designed to meet the needs of various industries, including heavy-duty trucking. Cummins’ reputation for quality and reliability makes it a trusted name in the automotive sector, providing confidence in the performance and durability of its components, such as the 4088450 Hexagon Flange Head Cap Screw ³.

Cummins Hexagon Flange Head Cap Screw Part 4088450 in ISX Engines

The Cummins Hexagon Flange Head Cap Screw part number 4088450 is a critical component in the ISX series of engines, specifically designed to meet the rigorous demands of these heavy-duty engines. This part is integral to the assembly and maintenance of the ISX CM570, ISX CM870, and ISX CM871 engines, ensuring secure fastening and reliable performance.

Application in ISX CM570 and ISX CM870 Engines

In the ISX CM570 and ISX CM870 engines, the part 4088450 is utilized in various applications where a robust and durable fastening solution is required. These engines, known for their power and efficiency, depend on this screw to maintain the integrity of critical engine components. The screw’s design, featuring a hexagonal flange head, provides a large surface area for torque application, ensuring that the connection remains tight and secure under the high stress and varying conditions these engines operate under.

Application in ISX CM871 Engine

The ISX CM871 engine also relies on the part 4088450 for similar purposes. Given the advanced engineering and higher power output of the ISX CM871, the screw’s ability to withstand greater loads and maintain its fastening integrity is crucial. The flange head design allows for easier access and tool engagement, facilitating efficient maintenance and assembly processes.

Common Usage Across ISX Engines

Across the ISX CM570, ISX CM870, and ISX CM871 engines, the part 4088450 is commonly used in applications such as securing engine covers, attaching various engine components, and ensuring the structural integrity of the engine assembly. Its design and material properties make it an ideal choice for these demanding environments, where reliability and durability are paramount.

The use of this screw in these engines underscores Cummins’ commitment to providing high-quality, reliable components that enhance the performance and longevity of their engines.

Role of Part 4088450 Hexagon Flange Head Cap Screw in Engine Systems

The part 4088450 Hexagon Flange Head Cap Screw is integral to the assembly and maintenance of various engine components. Its design allows for secure fastening, which is essential for the reliable operation of engine systems.

Fuel Control Module

In the fuel control module, the 4088450 screw ensures that all components are tightly secured. This is important for maintaining the module’s structural integrity and ensuring that it functions correctly. The screw helps in attaching the module to the engine block or other supporting structures, providing a stable platform for the module to operate efficiently.

Fuel Pump

When it comes to the fuel pump, the 4088450 screw plays a role in securing the pump housing to the engine. This fastening is vital for preventing any movement that could affect the pump’s performance. The screw also aids in maintaining the seal integrity around the pump, which is crucial for preventing fuel leaks and ensuring consistent fuel delivery to the engine.

Pump and Fuel System Components

In broader fuel system applications, the 4088450 screw is used to secure various pump components and fuel lines. Its flange head design provides additional surface area for a more robust connection, reducing the risk of loosening over time due to engine vibrations. This is particularly important in high-stress environments where fuel system components are subject to constant movement and pressure fluctuations.

Service Kit Integration

Within a service kit, the 4088450 screw is often included to replace worn or damaged fasteners. Its use in a service kit ensures that all new components are properly secured during reassembly. This not only enhances the durability of the repair but also contributes to the overall reliability of the engine system post-service.

Conclusion

The 4088450 Hexagon Flange Head Cap Screw by Cummins is a critical component in heavy-duty truck and engine applications. Its design, made from high-strength alloy steel, ensures durability and resistance to loosening, making it suitable for demanding environments. Proper installation and maintenance are essential to maximize its performance and longevity. Cummins’ reputation for quality and reliability further underscores the importance of this part in ensuring the structural integrity and efficient operation of truck and engine systems.