4006964
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, part number 4006964, is a component manufactured by Cummins, a well-established name in the commercial truck industry. This screw is significant for its role in fastening various components within commercial trucks. Its design and functionality are tailored to meet the demanding requirements of heavy-duty applications. This overview will delve into the specifics of the 4006964 Hexagon Flange Head Cap Screw, its applications, and the manufacturer behind it.

Basic Concepts of Hexagon Flange Head Cap Screw

A Hexagon Flange Head Cap Screw is characterized by its hexagonal head, flange, and threaded shaft. The hexagonal head allows for efficient torque application using a wrench, ensuring secure fastening. The flange provides a larger bearing surface, which helps distribute the load more evenly and prevents the screw from sinking into the material. The threaded shaft engages with the internal threads of the component being fastened, providing a strong and reliable connection. These elements collectively contribute to the screw’s performance and reliability in various applications ¹.

Purpose and Role in Truck Operation

The 4006964 Hexagon Flange Head Cap Screw plays a specific role in the operation of commercial trucks by securing and fastening critical parts. It is used in various truck components and systems, such as engine mounts, chassis assemblies, and body panels. By providing a secure connection, it ensures that these components remain firmly in place, even under the strenuous conditions encountered in heavy-duty truck operations. This screw is integral to maintaining the structural integrity and functionality of the truck ².

Key Features

The 4006964 Hexagon Flange Head Cap Screw boasts several key features that enhance its performance, durability, and ease of use. It is typically made from high-strength materials, such as alloy steel, which provides excellent tensile strength and resistance to wear. The screw features a coarse thread type, which allows for quick and easy installation while maintaining a strong grip. The flange design not only aids in load distribution but also simplifies alignment during installation. These features make the screw well-suited for the rigors of commercial truck applications ³.

Benefits

Using the 4006964 Hexagon Flange Head Cap Screw offers several benefits. Its design allows for improved load distribution, which reduces the risk of component failure under stress. The secure fastening provided by the screw enhances the overall security of the truck’s components. Additionally, the screw’s resistance to vibration helps maintain a tight connection, even in dynamic operating conditions. These benefits contribute to the reliability and safety of the truck, ensuring it performs optimally over its lifespan.

Installation and Usage

Proper installation of the 4006964 Hexagon Flange Head Cap Screw is vital to ensure secure fastening. It is recommended to follow torque specifications provided by the manufacturer to achieve the correct tension without over-tightening, which could lead to damage. Selecting the appropriate screw size and type for the specific application is also important to ensure compatibility and performance. Using the correct tools and techniques during installation will help maintain the integrity of the screw and the components it fastens.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws include corrosion, stripping, and loosening. Regular inspections can help identify these problems early, allowing for timely maintenance or replacement. To prolong the lifespan of the screw, it is important to keep it clean and free from contaminants that could accelerate corrosion. If corrosion is detected, cleaning and applying a protective coating can help mitigate further damage. In cases of stripping or loosening, replacing the screw is often the best course of action to ensure continued secure fastening.

Cummins: Manufacturer Overview

Cummins Inc. is a renowned manufacturer in the commercial truck industry, known for its commitment to quality and innovation. With a rich history of producing reliable and high-performance truck components, Cummins has established a strong reputation among fleet operators and maintenance professionals. The company’s dedication to excellence is evident in its product range, which includes a variety of components designed to meet the demanding requirements of heavy-duty applications. Cummins’ focus on quality ensures that its products, like the 4006964 Hexagon Flange Head Cap Screw, deliver reliable performance and durability in commercial truck operations.

Cummins Engine Part 4006964: Hexagon Flange Head Cap Screw

The Cummins part 4006964, a Hexagon Flange Head Cap Screw, is a critical component in several engine models. This part is integral to the assembly and functionality of the engines, ensuring secure fastening and stability.

Application in Engine Models

• QSK60 CM500 and QSK78 CM500 The Hexagon Flange Head Cap Screw is used in these models for securing various engine components, ensuring that parts remain tightly fastened under operational stresses.

• QSK60 CM850 MCRS and QSK60 G CM2358 K110 In these models, the part is utilized in the engine’s structural framework, providing essential support and integrity to the engine’s assembly.

• QSK60G This engine model also relies on the Hexagon Flange Head Cap Screw for its robust fastening needs, ensuring that critical engine parts are held securely in place.

• QST30 CM2350 T101 For this model, the part is used in specific areas where high-strength fastening is required, contributing to the overall durability and performance of the engine.

Each of these engines benefits from the reliability and precision of the Cummins part 4006964, ensuring that the engine operates efficiently and safely.

Role of Part 4006964 Hexagon Flange Head Cap Screw in Engine Systems

The 4006964 Hexagon Flange Head Cap Screw is a vital fastening component utilized in various engine systems to ensure secure and reliable connections. Its application spans across multiple engine components, contributing to the overall integrity and performance of the engine.

Aftercooler

In the aftercooler system, the 4006964 screw is employed to fasten the aftercooler to its mounting brackets. This ensures that the aftercooler remains securely in place, allowing for efficient cooling of the compressed air before it enters the engine. Proper fastening is essential to prevent vibrations and ensure optimal cooling performance.

Crankcase Breather Arrangement

Within the crankcase breather arrangement, the 4006964 screw is used to secure components such as the breather hoses and filters. This helps maintain a sealed system, preventing contaminants from entering the crankcase while allowing pressure to be released efficiently. Secure fastening ensures the breather system operates within specified parameters, contributing to engine longevity.

Turbocharger Connection

For turbocharger applications, the 4006964 screw plays a role in securing the turbocharger to the engine block or manifold. This connection is vital for withstanding the high pressures and temperatures generated during operation. Reliable fastening ensures that the turbocharger remains firmly attached, enhancing performance and durability.

Water Inlet Filter

In systems where a water inlet filter is utilized, the 4006964 screw is used to secure the filter housing to the engine or its mounting surface. This ensures that the filter remains in the correct position, allowing for effective filtration of water before it enters critical engine components. Proper fastening prevents leaks and ensures consistent water flow.

Lubricating Oil Intercooler

The 4006964 screw is also integral in the lubricating oil intercooler system, where it is used to secure the intercooler to its mounting points. This ensures that the intercooler remains stable during operation, allowing for efficient cooling of the lubricating oil. Secure fastening is essential to maintain the structural integrity of the intercooler and ensure optimal oil temperature regulation.

Conclusion

In summary, the 4006964 Hexagon Flange Head Cap Screw is a fundamental component in various engine systems, providing the necessary fastening power to ensure components remain securely in place. Its reliable performance across different applications underscores its importance in maintaining engine efficiency and durability.

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