3046772
Hexagon Head Cap Screw
Cummins®

The Cummins Part #3046772 Hexagon Head Cap Screw is a specialized fastener designed for use in heavy-duty truck maintenance and operation. This screw is integral to ensuring the secure assembly of various components within the truck, contributing to the overall reliability and performance of the vehicle.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a type of fastener characterized by its hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. These screws are widely used in mechanical assemblies to secure components together, providing a strong and durable connection. They are particularly valued for their ability to distribute load evenly across the fastened components, minimizing the risk of slippage or failure ¹.

Purpose of Cummins Part #3046772 Hexagon Head Cap Screw

The Cummins Part #3046772 Hexagon Head Cap Screw serves a specific role in the operation and maintenance of heavy-duty trucks. It is utilized in areas where secure and durable fastening is required, such as in the engine compartment, chassis, and other critical assemblies. This screw helps maintain the integrity of these components under the demanding conditions typically encountered in heavy-duty truck operations ².

Key Features

The Cummins Part #3046772 Hexagon Head Cap Screw boasts several key features that enhance its functionality and durability. It is composed of high-quality materials, ensuring resistance to wear and corrosion. The screw features a specific threading type that provides a strong grip, facilitating secure fastening. Additionally, its design includes unique elements that improve its performance in high-stress applications ³.

Benefits

Using the Cummins Part #3046772 Hexagon Head Cap Screw offers several benefits. Its high-quality material composition and precise threading contribute to improved reliability and durability. The screw’s design allows for ease of installation, reducing the time and effort required during maintenance procedures. Furthermore, its resistance to wear and corrosion ensures long-term performance, even in harsh operating environments ⁴.

Installation and Usage

Proper installation of the Cummins Part #3046772 Hexagon Head Cap Screw is crucial for ensuring optimal performance and longevity. It is recommended to use the appropriate tools, such as a torque wrench, to achieve the specified torque settings. This ensures that the screw is tightened to the correct level, providing a secure connection without over-tightening, which could lead to damage.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws may include loosening over time or corrosion. Regular inspection and maintenance can help identify and address these issues promptly. If a screw appears loose, it should be re-tightened to the specified torque settings. In cases of corrosion, the affected screw may need to be replaced to maintain the integrity of the assembly.

Manufacturer Information - Cummins

Cummins Inc. is a renowned manufacturer in the automotive and heavy-duty truck industry, known for its high-quality products and innovative solutions. With a rich history and a diverse product range, Cummins has established a strong reputation for reliability and performance. The company’s commitment to excellence is reflected in its parts, including the Cummins Part #3046772 Hexagon Head Cap Screw, which is designed to meet the rigorous demands of heavy-duty truck applications.

Cummins Hexagon Head Cap Screw 3046772 in Engine Applications

The Cummins Hexagon Head Cap Screw part number 3046772 is a critical component in the assembly and maintenance of several Cummins engine models. This screw is designed to provide secure fastening in various engine applications, ensuring that components remain tightly secured under operational stresses.

M11 MECHANICAL Engines

In the M11 MECHANICAL engines, the 3046772 screw is utilized in several key areas. It is often employed in the fastening of engine covers, brackets, and other structural components that require robust and reliable attachment. The screw’s design ensures that these parts are held firmly in place, contributing to the overall stability and performance of the engine.

QSC8.3 CM850 (CM2850) Engines

For the QSC8.3 CM850 (CM2850) engines, the 3046772 screw is integral to the assembly of various engine parts. It is frequently used in securing components such as intake manifolds, exhaust systems, and other critical assemblies. The screw’s hexagonal head provides a larger surface area for tools, facilitating easier and more efficient tightening and loosening during maintenance procedures.

QSM11 CM570 Engines

In the QSM11 CM570 engines, the 3046772 screw plays a vital role in maintaining the integrity of the engine’s structural components. It is commonly used in fastening parts such as engine blocks, cylinder heads, and other heavy-duty assemblies. The screw’s design ensures that these components are held securely, even under the high stresses and temperatures typical of engine operation.

The use of the 3046772 screw across these engine models underscores its importance in ensuring the reliability and durability of Cummins engines. Its consistent application in various engine assemblies highlights the importance of high-quality fasteners in maintaining engine performance and longevity.

Role of Part 3046772 Hexagon Head Cap Screw in Engine Systems

The part 3046772 Hexagon Head Cap Screw is instrumental in securing and maintaining the integrity of various components within engine systems.

In the air cleaner assembly, this screw ensures that the housing is tightly sealed, preventing any air leaks that could affect engine performance. It secures the air cleaner to the engine block or intake manifold, ensuring a stable and efficient airflow into the engine.

Within the fuel system, the screw plays a significant role in the fuel pump EBM (Electric Brushless Motor) and fuel pump mounting. It fastens the fuel pump securely to its mounting bracket, ensuring that the pump remains stable during operation. This stability is essential for consistent fuel delivery and pressure, directly impacting engine performance and fuel efficiency.

The screw is also utilized in the coupling mechanisms of the power train. It secures various components such as drive shafts, ensuring that they remain aligned and firmly attached. This is vital for the smooth transfer of power from the engine to the wheels, enhancing both performance and safety.

Additionally, in the support structures of the engine, the Hexagon Head Cap Screw provides the necessary tension and stability. It fastens support brackets and frames, ensuring that the engine components are held in place under various operating conditions. This contributes to the overall durability and reliability of the engine system.

Conclusion

The Cummins Part #3046772 Hexagon Head Cap Screw is a critical component in the maintenance and operation of heavy-duty trucks. Its high-quality design, resistance to wear and corrosion, and ease of installation make it an essential part for ensuring the reliability and performance of various engine systems. Proper installation and regular maintenance are key to maximizing the benefits of this Cummins part.