3089128
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 3089128, is a component manufactured by Cummins. This screw is significant in the realm of commercial truck maintenance due to its robust design and reliable performance. Cummins, a well-established name in the automotive industry, ensures that this part meets the stringent demands of heavy-duty applications ¹.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and a flange beneath the head. 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 are used to secure components, ensuring stability and integrity under various operational conditions ².

Purpose and Role in Truck Operation

The 3089128 Hexagon Flange Head Cap Screw plays a specific role in the operation and maintenance of commercial trucks. It is commonly used in areas where secure fastening is required, such as in the attachment of engine components, chassis parts, and other critical assemblies. Its design ensures that it can withstand the vibrations and stresses inherent in truck operations, maintaining a secure connection over time ³.

Key Features

The 3089128 Hexagon Flange Head Cap Screw boasts several key features that enhance its performance and durability. Its hexagonal head design allows for precise and consistent torque application, reducing the risk of over-tightening or stripping. The flange characteristic provides additional bearing surface, 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-term reliability in demanding environments.

Benefits

Using the 3089128 Hexagon Flange Head Cap Screw offers several benefits. The design allows for improved torque application, making it easier to achieve the correct tension without damaging the screw or the surrounding material. The flange helps in resisting loosening due to vibrations, which is particularly important in the dynamic environment of a commercial truck. Furthermore, the material properties of the screw enhance its durability, allowing it to perform reliably under heavy-duty conditions.

Installation and Usage Guidelines

Proper installation of the 3089128 Hexagon Flange Head Cap Screw is vital for ensuring a secure fit and optimal performance. Begin by selecting the appropriate drill bit to create a pilot hole, which helps in guiding the screw and reducing the risk of splitting the material. Use a torque wrench to apply the recommended torque specifications, ensuring that the screw is tightened to the manufacturer’s guidelines. It is also important to periodically check the tightness of the screw, especially in high-vibration areas, to maintain a secure connection.

Troubleshooting and Maintenance

Common issues with the 3089128 Hexagon Flange Head Cap Screw may include loosening or corrosion. To address loosening, re-tighten the screw to the specified torque settings. If corrosion is detected, clean the affected area thoroughly and consider applying a corrosion-resistant coating to prevent further degradation. Regular inspections and maintenance will help in identifying potential issues early, prolonging the screw’s lifespan and ensuring optimal performance.

Cummins: Manufacturer Overview

Cummins is a renowned manufacturer in the commercial truck industry, with a history of innovation and commitment to quality. The company has built a reputation for producing reliable and high-performance automotive components. Cummins’ dedication to research and development ensures that their products, including the 3089128 Hexagon Flange Head Cap Screw, meet the evolving needs of the industry, providing customers with components that deliver consistent performance and durability.

Cummins Part 3089128 Hexagon Flange Head Cap Screw in Engine Applications

The Cummins part number 3089128, a Hexagon Flange Head Cap Screw, is a critical component in various engine models. This screw is utilized in the assembly and maintenance of several engine types, ensuring secure fastening and reliable performance.

G8.3 Series Engines

The G8.3 series engines, including the G8.3 CM558 and GTA8.3 CM558, incorporate the 3089128 screw in their construction. These engines are known for their robust design and are often used in heavy-duty applications.

QSK45 and QSK60 Series Engines

The QSK45 CM500 and QSK60 CM500 engines also feature the 3089128 screw. These engines are part of the QSK series, which is recognized for its high power output and efficiency. The screw is essential in maintaining the structural integrity of these engines.

QSK60 Series with Advanced Technologies

The QSK60 CM850 MCRS and QSK60 G CM2358 K110 engines, which include advanced technologies such as the MCRS (Modular Common Rail System) and CM2358 K110, also utilize the 3089128 screw. These engines are designed for superior performance and reliability in demanding environments.

QSK60G and QSK78 Series Engines

The QSK60G and QSK78 CM500 engines are part of the QSK series that leverage the 3089128 screw for their assembly. These engines are engineered to deliver high power and efficiency, making them suitable for various industrial applications.

QSK95 Series Engines

The QSK95 CM2350 K111 and QSK95 CM2350 K113 engines, which are part of the QSK95 series, also incorporate the 3089128 screw. These engines are designed for heavy-duty operations and are known for their durability and performance.

Role of Part 3089128 Hexagon Flange Head Cap Screw in Engine Systems

In the intricate assembly of engine systems, the part 3089128 Hexagon Flange Head Cap Screw is instrumental in ensuring the secure and efficient operation of various components. Its application spans across multiple areas, contributing to the overall functionality and reliability of the engine.

Integration with Vibration Dampers and Pulleys

The Hexagon Flange Head Cap Screw is commonly used to attach vibration dampers to the crankshaft. This connection is vital for mitigating the effects of engine vibrations, which, if left unchecked, can lead to increased wear and potential failure of engine components. By securely fastening the damper, the screw helps maintain a stable and balanced operation of the crankshaft, thereby enhancing the engine’s longevity and performance.

Similarly, in the arrangement of pulleys within the engine system, this screw plays a significant role. Pulleys are essential for the operation of various engine accessories, such as the alternator and water pump. The secure attachment of pulleys to their respective shafts is paramount for the efficient transfer of power and the smooth operation of these accessories. The Hexagon Flange Head Cap Screw ensures that pulleys remain firmly in place, preventing misalignment and ensuring consistent performance.

Contribution to Overall Engine Stability

Beyond its specific applications in dampers and pulleys, the part 3089128 Hexagon Flange Head Cap Screw contributes to the overall stability and integrity of the engine system. Its design and material properties are tailored to withstand the high stresses and dynamic loads encountered in engine operations. This reliability is essential for maintaining the precise alignment and operation of engine components, which is fundamental to the engine’s efficiency and durability.

Conclusion

In summary, the part 3089128 Hexagon Flange Head Cap Screw is a key component in the secure and efficient operation of engine systems. Its applications in attaching vibration dampers and pulleys, along with its contribution to the overall stability of the engine, underscore its importance in ensuring the reliable performance of engine components.