4947940
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by Part #4947940, is a component manufactured by Cummins, a well-established name in the automotive and engine manufacturing industry. This screw plays a significant role in the maintenance and operation of commercial trucks, ensuring the secure fastening of various components. Its design and functionality are tailored to meet the demanding requirements of heavy-duty applications.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and a flange—a flat, circular plate—attached to the underside of the head. This design allows for efficient torque application and provides a larger bearing surface, which helps distribute the load more evenly. Within mechanical systems, these screws are used to fasten components securely, ensuring stability and reliability under various operational conditions.

Purpose and Role in Truck Operation

This Cummins part is integral to the operation and maintenance of commercial trucks. It is commonly used in areas where secure fastening is required, such as engine components, chassis parts, and other critical assemblies. Its role involves maintaining the integrity of these connections, ensuring that components remain securely fastened despite the vibrations and stresses encountered during truck operation.

Key Features

The 4947940 boasts several key features that enhance its performance and durability. Its hexagonal head design allows for easy and efficient tightening using standard tools, reducing the risk of cam-out. The flange provides additional bearing surface, which helps in distributing the load 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

Using the 4947940 in truck maintenance offers several advantages. The design of the screw provides improved fastening security, making it less likely to loosen over time. Its resistance to vibration ensures that connections remain stable, even under harsh operating conditions. Furthermore, the ease of installation and removal simplifies maintenance procedures, allowing for quicker and more efficient repairs.

Installation and Usage Guidelines

To ensure optimal performance and longevity, proper installation of the 4947940 is crucial. Begin by ensuring that the mating surfaces are clean and free of debris. Use the appropriate tool to tighten the screw to the recommended torque specification, which can be found in the manufacturer’s guidelines. Avoid over-tightening, as this can lead to damage. Regularly inspect the screw and surrounding components for signs of wear or corrosion, and replace as necessary to maintain secure fastening.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws include loosening due to vibration, corrosion, and wear. To address these problems, regularly inspect the screws and tighten them as needed. If corrosion is present, clean the affected area and consider applying a corrosion-resistant coating. In cases of significant wear, replace the screw to ensure continued reliable performance. Proper maintenance practices, such as routine inspections and timely replacements, will help prolong the lifespan of the screw and ensure the continued reliability of the truck’s components.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration systems, and related technologies. With a history spanning over a century, Cummins is committed to quality, innovation, and customer satisfaction. The company’s extensive product range and dedication to excellence make it a trusted name in the automotive and engine manufacturing industry.

Cummins Engine Compatibility with Part 4947940

The 4947940, a Hexagon Flange Head Cap Screw, is designed to be compatible with a range of Cummins engines. This part is integral in ensuring the secure assembly and operation of various engine components. Here’s how it fits into the specified engines:

B6.7 G CMOH6.0 and B125,ISB/ISD4.5 CM2150

The Hexagon Flange Head Cap Screw (4947940) is utilized in the B6.7 G CMOH6.0 and B125,ISB/ISD4.5 CM2150 engines for fastening critical components. This ensures that parts such as engine covers, brackets, and other structural elements are held firmly in place, contributing to the overall integrity and performance of the engine.

B119,ISB/ISD6.7 CM2150 SN and ISBE CM2150

In the B119,ISB/ISD6.7 CM2150 SN and ISBE CM2150 engines, the part 4947940 is employed in similar applications. It is essential for securing various engine parts, ensuring that they remain tightly fastened during operation. This helps maintain the structural stability and operational efficiency of these engines.

ISBE4 CM850

For the ISBE4 CM850 engine, the Hexagon Flange Head Cap Screw (4947940) plays a crucial role in fastening components that are vital for the engine’s assembly and function. Its use in this engine ensures that all fastened parts are held securely, contributing to the engine’s reliability and performance.

Role of Part 4947940 Hexagon Flange Head Cap Screw in Engine Systems

The 4947940 is integral to the secure and efficient operation of various engine components.

Arrangement of Engine Components

In the arrangement of engine components, this screw ensures that parts are held firmly in place, minimizing vibrations and potential misalignments that could lead to performance issues or damage. Its flange head design provides a larger surface area for distribution of clamping force, enhancing the stability of the assembly.

Turbocharger

The Hexagon Flange Head Cap Screw is often used to secure the turbocharger to the engine block or manifold. This secure attachment is vital for maintaining the turbocharger’s position under high-stress conditions, ensuring optimal airflow and pressure management within the system.

Mounting Engine Accessories

For mounting various engine accessories, such as sensors or additional control units, this screw offers a robust fastening solution. Its design allows for easy installation and removal, facilitating maintenance and upgrades without compromising the integrity of the mount.

Alternator

In the context of the alternator, the Hexagon Flange Head Cap Screw plays a role in attaching the alternator to the engine. This secure fastening is essential for the alternator’s stable operation, ensuring consistent power generation and reducing the risk of electrical issues stemming from a loose connection.

Overall, the 4947940 contributes to the reliability and performance of engine systems by providing a strong, stable connection across a variety of components.

Conclusion

The 4947940 Hexagon Flange Head Cap Screw is a vital component in the maintenance and operation of commercial trucks and Cummins engines. Its design, featuring a hexagonal head and flange, ensures secure fastening and efficient torque application. The screw’s high-quality materials and resistance to corrosion and wear make it suitable for demanding environments. Proper installation, regular maintenance, and timely replacement are essential for ensuring the continued reliability and performance of the truck and engine components.