4892742
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by Part #4892742, is a component manufactured by Cummins, a leader in diesel engine manufacturing. This screw is significant in the realm of commercial truck maintenance due to its robust design and reliable performance. Cummins, with its extensive history and commitment to innovation, ensures that this part meets the high standards required for 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. This design allows for efficient tightening and loosening using a wrench or socket, while the flange provides a bearing surface that distributes the load and prevents the screw from sinking into the material. Within mechanical systems, these screws are utilized for their strength and stability in fastening applications ².

Purpose and Role in Truck Operation

The 4892742 Hexagon Flange Head Cap Screw plays a specific role in the operation and maintenance of commercial trucks. It is commonly used in applications where secure fastening is required, such as in the assembly of engine components, chassis parts, and other critical areas. Its design ensures that connections remain tight under various operating conditions, contributing to the overall reliability and safety of the truck ³.

Key Features

The 4892742 Hexagon Flange Head Cap Screw boasts several key features that enhance its performance and durability. Its hexagonal head design allows for easy and secure tightening, while the flange provides additional stability and load distribution. The screw is made from high-quality materials, ensuring resistance to corrosion and wear, which is vital for long-term use in demanding environments.

Benefits

Utilizing the 4892742 Hexagon Flange Head Cap Screw in truck maintenance offers several advantages. The design of the screw improves fastening security, making it less likely to loosen over time. Its resistance to vibration ensures that connections remain stable even under harsh operating conditions. Additionally, the ease of installation and removal facilitates quicker maintenance procedures, reducing downtime for commercial trucks.

Installation and Usage

Proper installation of the 4892742 Hexagon Flange Head Cap Screw is crucial for optimal performance. It is recommended to follow torque specifications provided by the manufacturer to ensure the screw is tightened to the correct level, avoiding over-tightening which can lead to damage, or under-tightening which can compromise security. Best practices include using the appropriate tools and ensuring the mating surfaces are clean and free from debris to achieve a proper seal and connection.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws may include loosening due to vibration or corrosion. Regular inspection and maintenance can help identify and address these issues promptly. To prolong the lifespan of the screw, it is advisable to apply a suitable anti-seize compound during installation, especially in environments where corrosion is a concern. Additionally, ensuring that all fasteners are periodically checked and tightened as needed will help maintain reliable performance.

Safety Considerations

When working with Hexagon Flange Head Cap Screws, it is important to observe safety practices to prevent injury and ensure the integrity of the components. This includes using the correct tools for installation and removal, wearing appropriate personal protective equipment, and storing the screws in a dry, organized environment to prevent damage and contamination.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a rich history of innovation and a strong commitment to quality, Cummins has established itself as a trusted name in the commercial vehicle industry. The company’s expertise in diesel engine manufacturing and its dedication to advancing technology ensure that its products, like the 4892742 Hexagon Flange Head Cap Screw, meet the rigorous demands of heavy-duty applications.

Hexagon Flange Head Cap Screw in Cummins Engines

The Cummins-manufactured part 4892742, a Hexagon Flange Head Cap Screw, is integral to the assembly and maintenance of several Cummins engine models. This screw is designed to provide a secure fastening solution, ensuring that components remain tightly connected under operational stresses.

B6.7S and QSK60 CM500

In the B6.7S and QSK60 CM500 engines, the Hexagon Flange Head Cap Screw is utilized in various applications where a robust and reliable connection is necessary. These engines, known for their durability and efficiency, often require precise fastening to maintain performance and safety standards. The screw’s flange head design allows for easy access and tightening with standard tools, facilitating efficient maintenance procedures.

QSK60 CM850 MCRS and QST30 CM2350 T101

For the more advanced models, such as the QSK60 CM850 MCRS and QST30 CM2350 T101, the Hexagon Flange Head Cap Screw plays a critical role in securing larger and more complex components. These engines are designed for heavy-duty applications, and the screw’s ability to withstand high torque and stress is essential. The flange head provides a broad surface area for the wrench, ensuring that the screw can be tightened securely without rounding off, which is crucial for maintaining the integrity of the engine’s structure.

The use of the Hexagon Flange Head Cap Screw across these engines highlights its versatility and importance in Cummins’ engine design. Its application in various models underscores the need for a reliable fastening solution that can endure the demanding conditions of engine operation.

Role of Part 4892742 Hexagon Flange Head Cap Screw in Engine Systems

The part 4892742 Hexagon Flange Head Cap Screw is instrumental in securing various components within engine systems, ensuring stability and efficient operation.

Pan Assembly Integration

In the pan assembly, this Cummins part is utilized to fasten the pan to the engine block. This secure attachment is essential for maintaining the integrity of the oil reservoir. The screw’s flange head provides a broad surface area, distributing the clamping force evenly and reducing the risk of pan warping or leakage. Additionally, the hexagonal shape allows for precise torque application, ensuring that the pan is tightened to the manufacturer’s specifications without over-tightening, which could damage the pan or gasket.

Oil System Components

Within the oil system, the Hexagon Flange Head Cap Screw plays a significant role in attaching oil filters, pressure relief valves, and other critical components. Its design ensures a tight seal, preventing oil leaks that could lead to engine damage. The flange head also offers additional resistance against vibration, which is common in high-performance engines, thereby maintaining a consistent oil flow and pressure. This reliability is vital for the lubrication of moving parts, reducing friction, and enhancing the engine’s longevity.

General Application

Across various engine systems, this part is employed in scenarios where a secure, vibration-resistant connection is required. Its application extends to mounting sensors, securing brackets, and attaching ancillary components. The screw’s robust construction and flange design make it suitable for environments where durability and reliability are paramount.

Conclusion

In summary, the 4892742 Hexagon Flange Head Cap Screw is a versatile fastener that enhances the performance and reliability of engine systems by ensuring secure and stable connections across a range of components. Its robust design, ease of installation, and resistance to vibration make it an essential component in the maintenance and operation of commercial trucks and Cummins engines.