5396091
Studded Flange Cap Screw
Cummins®

The Studded Flange Cap Screw, Part #5396091, manufactured by Cummins, is a specialized fastener designed for heavy-duty truck applications. Its role in ensuring the secure attachment of various components within a truck’s mechanical system underscores its significance in maintaining operational integrity and efficiency.

Basic Concepts

A Studded Flange Cap Screw is a type of fastener that includes a threaded stud with a flange at one end and is secured with a cap screw at the other. This design allows for a robust connection that can withstand significant stress and vibration, common in heavy-duty truck environments. The components of this screw include the threaded stud, the flange, and the cap screw, each playing a specific role in the fastening process ¹.

Purpose and Role

This Cummins part serves to secure and maintain the integrity of various truck components. It is particularly useful in applications where a strong, vibration-resistant connection is required. By providing a secure attachment point, it helps ensure that components remain firmly in place, contributing to the overall reliability and safety of the truck ².

Key Features

This part features a design that enhances its performance and durability. It is constructed from high-strength materials, ensuring it can withstand the demanding conditions of heavy-duty truck operations. The flange provides additional surface area for attachment, reducing the risk of loosening under vibration. Additionally, the screw’s design allows for easy installation and removal, facilitating maintenance procedures ³.

Benefits

The use of the 5396091 Studded Flange Cap Screw offers several benefits. Its robust design contributes to improved reliability and performance of the truck’s mechanical systems. The secure attachment it provides helps prevent component failure, potentially leading to cost savings for fleet operators through reduced maintenance and repair needs.

Installation and Usage

Proper installation of this part is crucial for ensuring optimal performance. It should be installed according to the manufacturer’s torque specifications to achieve the correct tension without over-tightening, which could damage the screw or the components being fastened. Best practices include using the appropriate tools and following a systematic approach to installation to ensure consistency and reliability.

Troubleshooting and Maintenance

Common issues with this part may include loosening due to vibration or corrosion. Regular inspection and maintenance can help identify and address these issues before they lead to component failure. Maintenance tips include checking for signs of wear or corrosion, ensuring proper torque is maintained, and replacing the screw if any damage is detected.

Safety Considerations

When working with this part, it is important to follow proper handling procedures to prevent accidents or injuries. This includes using the correct tools for installation and removal, wearing appropriate personal protective equipment, and ensuring the work area is safe and free from hazards.

Cummins Overview

Cummins is a renowned manufacturer in the automotive and heavy-duty truck industry, known for its commitment to quality and innovation. With a rich history of producing reliable and high-performance components, Cummins continues to lead the way in developing solutions that meet the demanding requirements of modern truck operations.

Studded Flange Cap Screw (Part 5396091) in Cummins Engines

The Studded Flange Cap Screw, identified by the part number 5396091, is a critical component in the assembly of several Cummins engines. This screw is designed to secure flanges and caps, ensuring a tight and reliable seal that is essential for the proper functioning of the engine.

Application in Cummins Engines

L8.9 CM2670 L134C and L9 CM2670 L128B

These engines, both part of the Cummins CM2670 series, utilize the 5396091 Studded Flange Cap Screw in various applications. The screw is integral to the assembly of components that require a secure and leak-proof connection, such as exhaust systems and other critical engine interfaces. Its studded design provides additional grip and stability, which is crucial for maintaining the integrity of these connections under high stress and varying temperatures.

QSL9.3 CM2880 L113

The QSL9.3 CM2880 L113 engine also incorporates the 5396091 Studded Flange Cap Screw in its design. This engine, known for its robust performance, relies on this screw to ensure that all flanged components are fastened securely. The screw’s design helps in preventing loosening due to vibrations and thermal expansion, which is vital for the longevity and reliability of the engine.

The use of the 5396091 Studded Flange Cap Screw across these engines highlights its importance in maintaining the structural and operational integrity of Cummins engines. Its application in securing flanges and caps ensures that these engines can operate efficiently and reliably under various conditions.

Role of Part 5396091 Studded Flange Cap Screw in Engine Systems

This part is integral to the secure assembly and operation of various engine components. In the context of mounting systems, this screw ensures that components are fastened securely, minimizing the risk of vibration-induced loosening which can lead to mechanical failure. Its design allows for a robust connection, distributing load effectively across the mounting surface.

In the front gear train accessory setup, the 5396091 screw plays a significant role in maintaining the precise alignment and secure attachment of accessories to the gear train. This is essential for the smooth transfer of power and reduction of wear on moving parts. The studded flange provides additional surface area for load distribution, enhancing the overall stability and reliability of the accessory attachment.

Furthermore, the use of this screw in these applications ensures that components remain in their intended positions under varying operational conditions, contributing to the efficient and prolonged functionality of the engine system.

Conclusion

The 5396091 Studded Flange Cap Screw is a vital component in the maintenance and operation of heavy-duty truck engines, particularly those manufactured by Cummins. Its robust design, ease of installation, and resistance to vibration and corrosion make it an essential part for ensuring the reliability and efficiency of truck mechanical systems. Proper installation, regular maintenance, and adherence to safety procedures are crucial for maximizing the benefits of this part.