3066497
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by Part #3066497, is a component manufactured by Cummins, a leader in the commercial truck industry. This screw is significant in the maintenance and operation of commercial trucks, providing reliable fastening solutions that contribute to the overall efficiency and safety of truck systems.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and flanged base. The hexagonal head allows for efficient torque application using standard tools, while the flange provides additional surface area to distribute load and prevent the screw from sinking into the material. Within mechanical systems, these screws play a role in securing components, ensuring they remain in place under various operational conditions ¹.

Purpose and Role in Truck Operation

This Cummins part is utilized in several areas within commercial trucks. It is commonly employed in applications where secure fastening is required, such as attaching brackets, panels, and other structural components. Its design ensures that these parts remain firmly in place, even under vibration and dynamic loads typical in truck operations ².

Key Features

The Hexagon Flange Head Cap Screw boasts several key features that enhance its functionality and durability. The hexagonal head design allows for straightforward installation and removal using common tools. The flange at the base of the screw provides additional stability and load distribution, reducing the risk of the screw pulling through the material. Additionally, the screw is typically made from high-strength materials, ensuring it can withstand the rigors of truck operation ³.

Benefits

Using the Hexagon Flange Head Cap Screw in truck maintenance offers several benefits. Its design enhances fastening security, making it less likely for components to become loose over time. The flange contributes to vibration resistance, maintaining the integrity of the fastening even in demanding environments. Furthermore, the screw’s ease of installation and removal simplifies maintenance procedures, reducing downtime and enhancing operational efficiency.

Installation and Usage Guidelines

To ensure optimal performance and longevity, follow these guidelines when installing the Hexagon Flange Head Cap Screw:

1. Select the appropriate size and grade of screw for the application.
2. Ensure the mating surface is clean and free of debris.
3. Use a torque wrench to apply the recommended torque specification, avoiding over-tightening.
4. Periodically inspect the screw and surrounding components for signs of wear or loosening.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws include loosening due to vibration and corrosion in exposed applications. To troubleshoot these issues:

• Regularly inspect screws for signs of movement or corrosion.
• Re-torque screws as necessary to maintain secure fastening.
• Apply anti-seize compound in corrosive environments to prolong screw life.
• Replace screws showing significant wear or damage to prevent failure.

Safety Considerations

When working with Hexagon Flange Head Cap Screws, observe the following safety practices:

• Wear appropriate personal protective equipment, including gloves and safety glasses.
• Use the correct tools to avoid damaging the screw or surrounding components.
• Ensure the work area is clean and free of hazards to prevent accidents.
• Follow all manufacturer guidelines and torque specifications to ensure safe and effective use.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins is committed to quality, innovation, and customer satisfaction. The company’s extensive product range includes components and systems for on-highway, off-highway, and stationary applications, ensuring reliable performance across various industries.

Hexagon Flange Head Cap Screw 3066497 in Engine Applications

The Hexagon Flange Head Cap Screw part number 3066497, manufactured by Cummins, is a critical component in various engine assemblies. This screw is designed to provide robust fastening in environments where high torque and durability are essential. Its application spans across several engine models, ensuring secure and reliable connections.

GTA38 G CMEICS G116C

In the GTA38 G CMEICS G116C engine, the 3066497 screw is utilized in several key areas. It is often found securing critical components such as cylinder heads and engine blocks, ensuring that these parts remain tightly fastened under the high stress and temperature conditions typical of engine operation.

K19, K38, K50

The engines K19, K38, and K50 also benefit from the use of the 3066497 screw. These engines, known for their reliability and performance, incorporate the screw in various fastening applications. It is commonly used in securing auxiliary components and ensuring that all parts remain tightly fastened, which is crucial for maintaining engine integrity and performance.

In these engines, the screw’s design allows for easy installation and removal, which is essential during maintenance and repair procedures. The hexagonal flange head provides a larger surface area for torque application, reducing the risk of stripping and ensuring a secure fit.

By using the 3066497 screw, these engines achieve a balance of strength, durability, and ease of maintenance, contributing to their overall reliability and longevity.

Role of Part 3066497 Hexagon Flange Head Cap Screw in Engine Systems

The Part 3066497 Hexagon Flange Head Cap Screw is instrumental in securing various components within engine systems, ensuring stability and integrity across multiple assemblies.

Turbocharger and Exhaust Manifold Assemblies

In turbocharger applications, this screw is often used to fasten the turbocharger to the exhaust manifold. It plays a significant role in maintaining the precise alignment between the turbocharger and the exhaust manifold, which is essential for optimal performance and efficiency.

Exhaust Manifold Mounting

The screw is also vital in the exhaust manifold mounting assembly. It secures the manifold to the engine block, ensuring a tight seal that prevents exhaust leaks. This is particularly important in high-performance engines where exhaust gas temperatures can be extremely high.

Front Gear and Debris Shield

In arrangements involving the front gear, the Hexagon Flange Head Cap Screw ensures that the gear remains securely in place, reducing the risk of misalignment or failure under operational stress. Similarly, for the debris shield, this screw helps in maintaining the shield’s position, protecting internal components from foreign objects.

EBM-Location and Cover

At the EBM (Exhaust Brake Module) location, the screw is used to attach the cover, ensuring that the module is properly sealed and functions as intended. This is important for engines that require precise control over exhaust braking systems.

Exhaust Mounting Manifolds

Across various exhaust mounting manifolds—whether front, rear, or general—this screw provides the necessary tension to keep the manifold in place. This is crucial for maintaining the structural integrity of the exhaust system and ensuring that it operates within specified parameters.

General Manifold and Exhaust Applications

In broader applications involving manifolds and exhaust systems, the Hexagon Flange Head Cap Screw is used to secure covers, brackets, and other ancillary components. This ensures that the entire exhaust system remains robust and functions efficiently under varying operational conditions.

Conclusion

The Hexagon Flange Head Cap Screw, Part #3066497, is a vital component in the maintenance and operation of commercial trucks and engine systems. Its design, characterized by a hexagonal head and flanged base, provides secure fastening, vibration resistance, and ease of installation. By following proper installation and maintenance guidelines, this Cummins part ensures the reliability and efficiency of truck and engine systems, contributing to overall safety and performance.