3093974
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by Part #3093974, is a specialized fastener produced by Cummins. This screw is integral to commercial truck applications, providing reliable fastening solutions that contribute to the overall efficiency and durability of truck components. Cummins, a renowned manufacturer in the automotive industry, ensures that this part meets stringent quality and performance standards ¹.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of bolt 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 the load and prevent the screw from sinking into the material. This design is particularly beneficial in applications requiring secure and stable fastening ².

Purpose and Role in Truck Operation

This Cummins part plays a significant role in the operation and maintenance of commercial trucks. It is used in various truck components where secure fastening is crucial. Applications include engine mounts, chassis assemblies, and other critical areas where vibrations and dynamic loads are common. The screw’s design ensures that components remain firmly attached, contributing to the truck’s overall performance and safety ³.

Key Features

The 3093974 boasts several key features that enhance its performance and durability. Its hexagonal head design allows for easy and precise torque application, reducing the risk of over-tightening or stripping. The flange at the base of the screw provides additional surface area, which helps in distributing the load more evenly and preventing the screw from pulling through the material. Additionally, the screw is made from high-quality materials that offer excellent resistance to corrosion and wear, ensuring long-lasting performance in demanding environments.

Benefits

The benefits of using the 3093974 include improved torque application, resistance to loosening, and enhanced load distribution. The hexagonal head design allows for efficient use of standard tools, making installation and removal straightforward. The flange feature provides additional stability, reducing the likelihood of the screw working loose over time. Furthermore, the material properties of the screw contribute to its durability, making it suitable for high-stress applications in commercial trucks.

Installation and Usage Guidelines

To ensure optimal performance and longevity, proper installation of the 3093974 is crucial. Begin by selecting the appropriate size and grade of screw for the application. Use a torque wrench to apply the recommended torque specifications to avoid over-tightening, which can lead to damage. Ensure that the flange is seated properly against the surface to maximize load distribution. Regularly inspect the screw for signs of wear or corrosion and replace it if necessary to maintain secure fastening.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws include loosening, corrosion, and wear. To troubleshoot these problems, first, check for proper torque application and ensure that the screw is correctly seated. If corrosion is present, consider using a corrosion-resistant coating or replacing the screw with a higher-grade material. Regular maintenance involves inspecting the screw for signs of wear and ensuring that it remains securely fastened. Lubricating the screw can also help in reducing friction and prolonging its lifespan.

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 offers a wide range of products designed to meet the needs of various industries, including commercial trucking. Cummins’ dedication to excellence ensures that their parts, including the 3093974, are reliable and perform well under demanding conditions.

Cummins Engine Compatibility with Part 3093974

The Cummins part 3093974, a Hexagon Flange Head Cap Screw, is designed to fit seamlessly within a variety of Cummins engines, ensuring robust and reliable performance. This part is integral to the assembly and maintenance of several engine models, providing a critical fastening solution that maintains the integrity of engine components.

6C8.3

In the 6C8.3 engine, the Hexagon Flange Head Cap Screw is utilized in various applications where secure fastening is essential. This engine, known for its durability and efficiency, benefits from the precision and strength offered by part 3093974.

B3.3

The B3.3 engine also incorporates the Hexagon Flange Head Cap Screw in its design. This part is crucial for maintaining the structural integrity of the engine, ensuring that all components are securely fastened and aligned.

QSB3.3 CM2150

For the QSB3.3 CM2150 engine, the Hexagon Flange Head Cap Screw is used in several key areas. Its design allows for easy installation and removal, which is vital for routine maintenance and repairs.

QSB4.5 CM2250 EC and QSB4.5 CM850 (CM2850)

Both the QSB4.5 CM2250 EC and QSB4.5 CM850 (CM2850) engines rely on the Hexagon Flange Head Cap Screw for critical fastening needs. This part ensures that the engine components remain securely fastened, contributing to the overall performance and longevity of the engine.

QST30 CM2350 T101 and QST30 CM552

The QST30 CM2350 T101 and QST30 CM552 engines also utilize the Hexagon Flange Head Cap Screw. This part is essential for maintaining the alignment and security of various engine components, ensuring that the engines operate smoothly and efficiently.

Role of Part 3093974 Hexagon Flange Head Cap Screw in Engine Systems

The part 3093974 Hexagon Flange Head Cap Screw is integral to the assembly and functionality of various engine components. Its robust design and secure fastening capabilities make it suitable for several applications within engine systems.

Aftercooler and Aftercooler Assemblies

In the aftercooler and aftercooler assemblies, particularly the left and right banks, the Hexagon Flange Head Cap Screw ensures that components are tightly secured. This is essential for maintaining the structural integrity of the aftercooler, which is responsible for cooling the compressed air from the turbocharger before it enters the engine. Proper fastening prevents leaks and ensures efficient cooling, contributing to overall engine performance.

Air Intake Manifold

Within the air intake manifold, the Hexagon Flange Head Cap Screw plays a significant role in securing the manifold to the engine block. This connection is vital for maintaining a sealed pathway for air to flow into the cylinders. A secure fit prevents air leaks, which can adversely affect engine efficiency and power output.

Turbocharger Arrangement

In the turbocharger arrangement, the Hexagon Flange Head Cap Screw is used to fasten various components, including the turbocharger housing to the engine. This ensures that the turbocharger operates within its designed parameters, enhancing air compression and overall engine performance. Secure fastening also prevents vibrations that could lead to turbocharger failure.

Fan Drive and Mounting

For the fan drive and its mounting, the Hexagon Flange Head Cap Screw is employed to attach the fan to its housing and the engine. This is important for maintaining the correct alignment and operation of the fan, which is responsible for cooling the engine and other components. A secure attachment ensures that the fan operates efficiently, preventing overheating issues.

Oil Level Gauge

The Hexagon Flange Head Cap Screw is also utilized in the mounting of the oil level gauge. Accurate and secure mounting of the gauge is essential for reliable readings of the engine’s oil level. This ensures that the engine is properly lubricated, preventing wear and potential damage.

Conclusion

Overall, the part 3093974 Hexagon Flange Head Cap Screw is a versatile fastener that contributes to the reliable operation and maintenance of various engine components. Its application across different systems underscores its importance in ensuring the engine functions smoothly and efficiently.