4385088
High Temperature Screw
Cummins®

The 4385088 High Temperature Screw is a specialized component manufactured by Cummins, designed for use in commercial trucks. Cummins is a well-established name in the commercial truck industry, known for its robust and reliable engine components. This part is integral to the operation of heavy-duty trucks, particularly in environments where components are subjected to extreme temperatures. High-temperature components play a significant role in ensuring the durability and efficiency of truck engines, making them vital for the overall performance and longevity of commercial vehicles ¹.

Basic Concepts of High Temperature Screws

High temperature screws are fasteners engineered to withstand and perform under extreme thermal conditions. These screws are commonly used in automotive and industrial applications where components are exposed to high temperatures, such as in engine blocks, exhaust systems, and other high-heat environments. To function effectively, high temperature screws must meet specific requirements, including resistance to thermal expansion, corrosion, and mechanical stress. They are typically made from materials that can maintain structural integrity and performance under prolonged exposure to high temperatures ².

Purpose of the 4385088 High Temperature Screw

This Cummins part serves a specific function within the operation of a truck, particularly in high-temperature environments such as the engine compartment. This screw is designed to secure components that are exposed to extreme heat, ensuring they remain firmly in place despite the thermal stresses they encounter. Its application within the engine or other high-temperature areas helps maintain the structural integrity and operational efficiency of the truck’s engine and related systems.

Key Features

The 4385088 High Temperature Screw boasts several key features that enhance its durability and performance. Its material composition is specifically chosen to withstand high temperatures without degrading. The design of the screw includes elements that improve its resistance to thermal expansion and mechanical stress, ensuring it remains secure and functional under extreme conditions. Additionally, the screw may have unique characteristics, such as a specialized coating or thread design, that set it apart from standard screws and contribute to its high-temperature performance.

Benefits

Utilizing the 4385088 High Temperature Screw offers several benefits. Its design and material composition contribute to improved reliability under high-temperature conditions, ensuring that components remain securely fastened even in the most demanding environments. The screw’s durability leads to increased longevity, reducing the frequency of replacements and maintenance. Over time, this can result in potential cost savings due to reduced maintenance needs and extended component life ³.

Installation Considerations

Proper installation of the 4385088 High Temperature Screw is crucial for ensuring optimal performance and longevity. Installation techniques should follow manufacturer guidelines to maintain the screw’s integrity and functionality. This may include adhering to specific torque specifications to avoid over-tightening, which can lead to damage, or under-tightening, which can compromise the screw’s effectiveness. Special tools or procedures may be required for installation, emphasizing the importance of following detailed instructions to achieve the best results.

Troubleshooting and Maintenance

Regular maintenance and proper troubleshooting are key to prolonging the life of the 4385088 High Temperature Screw. Common issues may include signs of wear or failure, such as loosening, corrosion, or damage to the screw or surrounding components. Maintenance practices should include periodic inspections for these signs, ensuring that any issues are addressed promptly to prevent further damage. Replacement should be considered when wear or failure is detected, following manufacturer recommendations for the best outcomes.

Cummins: A Brief Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, with a history of innovation and quality in engine and component manufacturing. The company offers a wide range of products designed for durability and performance in demanding applications. Cummins’ commitment to quality is evident in its high-temperature components, including the 4385088 High Temperature Screw, which are engineered to meet the rigorous demands of commercial truck operations. This dedication to excellence has established Cummins as a trusted name in the industry, known for its reliable and high-performance products.

High Temperature Screw Part 4385088 in Cummins Engines

The High Temperature Screw part number 4385088, manufactured by Cummins, is a critical component in several of their engine models. This screw is specifically designed to withstand high temperatures, ensuring reliable performance and durability in demanding environments.

QSK95 and CM2350 Engines

In the QSK95 and CM2350 engines, the High Temperature Screw 4385088 plays a vital role in maintaining the integrity of the engine’s internal components. These engines are known for their robust construction and are often used in heavy-duty applications, such as marine and industrial settings. The screw’s ability to endure extreme temperatures ensures that the engine operates smoothly, even under the most challenging conditions.

K113 Engine

The K113 engine also benefits from the use of the High Temperature Screw 4385088. This engine is designed for applications that require high power output and reliability, such as construction equipment and power generation. The screw’s high-temperature resistance is crucial for maintaining the structural integrity of the engine, ensuring that it can handle the stresses of continuous operation.

Compatibility and Application

The High Temperature Screw 4385088 is engineered to fit seamlessly into the QSK95, CM2350, and K113 engines, providing a secure and reliable connection between various engine components. Its design ensures that it can withstand the thermal and mechanical stresses encountered in these engines, contributing to their overall performance and longevity.

Role of Part 4385088 High Temperature Screw in Engine Systems

The part 4385088 High Temperature Screw is an essential component in the assembly and maintenance of various engine systems. Its primary function is to secure and maintain the integrity of connections within these systems, ensuring they operate efficiently under high-temperature conditions.

Turbocharger Systems

In turbocharger systems, the 4385088 High Temperature Screw is utilized to fasten critical components such as the turbine housing to the compressor housing. This secure attachment is vital for maintaining the structural integrity of the turbocharger, especially under the extreme temperatures and pressures encountered during operation. The screw’s high-temperature resistance ensures that it remains intact and functional, contributing to the overall performance and durability of the turbocharger.

Seal Kit Applications

When incorporated into seal kits, the 4385088 High Temperature Screw plays a significant role in securing gaskets and seals within the engine. These seals are responsible for preventing leaks of oil, coolant, and other fluids, which are essential for the engine’s lubrication and cooling systems. The screw’s ability to withstand high temperatures ensures that the seals remain in place and effective, even in the harsh environment of an operating engine.

Service Kit Integration

In service kits, the 4385088 High Temperature Screw is often used to replace worn or damaged screws during engine maintenance. Its inclusion in service kits ensures that mechanics have the necessary components to restore the engine to its optimal condition. The screw’s durability and temperature resistance make it an ideal choice for ensuring that the engine components are securely fastened during and after maintenance procedures.

Turbocharger Arrangement

The arrangement of turbochargers in an engine system often requires precise and secure fastening of various components. The 4385088 High Temperature Screw is employed to attach turbocharger components such as the wastegate actuator to the turbocharger housing. This secure attachment is essential for the proper functioning of the wastegate, which controls the turbocharger’s boost pressure. The screw’s high-temperature capabilities ensure that it can endure the intense heat generated during turbocharger operation, maintaining the integrity of the wastegate arrangement.

Overall Engine Systems

Across various engine systems, the 4385088 High Temperature Screw is a reliable component for securing critical connections. Whether it is used in turbochargers, seal kits, service kits, or other engine arrangements, its high-temperature resistance and durability make it an invaluable part in ensuring the engine’s components remain securely fastened and functional under demanding conditions.

Conclusion

The 4385088 High Temperature Screw is a critical component in the operation and maintenance of commercial truck engines, particularly in high-temperature environments. Its design and material composition ensure reliable performance and durability, contributing to the overall efficiency and longevity of the engine. Proper installation, regular maintenance, and timely replacement are essential for maximizing the benefits of this part, ensuring that engine components remain securely fastened and functional under demanding conditions.