5302634
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flanged Head Cap Screw, identified by part number 5302634 and manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. This screw is significant due to its robust design and reliable performance in demanding environments. Its unique hexagonal head and flanged design contribute to its effectiveness in securing various components within a truck’s assembly. Cummins, a reputable manufacturer in the automotive industry, ensures that this screw meets high standards of quality and durability ¹.

Basic Concepts

A Hexagon Flanged Head Cap Screw is a type of fastener characterized by its hexagonal head and a flange beneath the head. The hexagonal head allows for efficient torque application using a wrench or socket, ensuring secure fastening. The flange provides additional surface area, which helps distribute the load and prevents the screw from sinking into the material. Within a truck’s assembly, this screw plays a role in securing components that require a high degree of stability and resistance to vibration ².

Purpose and Role in Truck Operation

The 5302634 Hexagon Flanged Head Cap Screw serves a specific purpose in commercial trucks by securing critical components that are subject to significant stress and vibration. Its design ensures a tight and stable connection, which contributes to the truck’s overall performance and reliability. By maintaining secure fastenings, this screw helps prevent component failure and ensures the truck operates efficiently under various conditions ³.

Key Features

The 5302634 Hexagon Flanged Head Cap Screw boasts several key features that enhance its functionality. It is typically made from high-strength steel, which provides durability and resistance to wear. The screw’s threading is designed to ensure a strong grip, while the flanged head offers additional stability. These features combine to create a fastener that is both reliable and easy to install ⁴.

Benefits

The benefits of using the Hexagon Flanged Head Cap Screw include improved fastening security, ease of installation, and resistance to vibration and loosening. The hexagonal head allows for precise torque application, ensuring that the screw is tightened to the correct specification. The flange provides added stability, reducing the risk of the screw working loose over time. These attributes make it an ideal choice for applications where reliability and durability are paramount ¹.

Installation Process

Proper installation of the 5302634 Hexagon Flanged Head Cap Screw involves several steps to ensure optimal performance. Begin by selecting the appropriate drill bit to create a pilot hole, which helps guide the screw and prevent it from wandering. Use a torque wrench to tighten the screw to the manufacturer’s specified torque setting, ensuring a secure fit without over-tightening. It is also important to use the correct tools, such as a socket or wrench that fits the hexagonal head, to avoid damaging the screw or the surrounding material ².

Troubleshooting and Maintenance

Common issues with Hexagon Flanged Head Cap Screws include loosening due to vibration and corrosion. To address these issues, regularly inspect the screws for signs of wear or corrosion and replace them as necessary. Applying a thread locker can help prevent loosening, while using corrosion-resistant coatings can extend the lifespan of the screw. Proper maintenance ensures continued reliable performance and helps avoid unexpected failures ³.

Cummins: Manufacturer Overview

Cummins is a well-established manufacturer with a strong reputation in the automotive industry. The company has a history of innovation and commitment to quality, producing a wide range of components for commercial trucks. Cummins’ dedication to research and development ensures that their products, including the 5302634 Hexagon Flanged Head Cap Screw, meet the high demands of modern trucking applications. Their focus on durability, performance, and reliability makes them a trusted name in the industry ⁴.

Hexagon Flanged Head Cap Screw 5302634 in Cummins Engines

The Hexagon Flanged Head Cap Screw 5302634, manufactured by Cummins, is a critical component in various engine models. This screw is designed to secure different parts within the engine, ensuring structural integrity and operational efficiency. Here is how it fits into specific Cummins engines:

ISB/ISD Series

• ISB/ISD4.5 CM2150 B119
• ISB3.9 CM2220 B107
• ISB5.9 CM2880 B127

The ISB/ISD series engines utilize the 5302634 screw in several key areas, including securing the cylinder head to the engine block. This ensures that the combustion chamber is properly sealed, which is vital for maintaining engine performance and efficiency.

ISBE Series

• ISBE CM2150
• ISBE4 CM850

In the ISBE series, the 5302634 screw is used to fasten various components, including the turbocharger and other auxiliary parts. Its design allows for easy installation and removal, which is crucial for maintenance and repair operations.

ISF Series

• ISF3.8 CM2220 AN
• ISF4.5 CM2220 F123

For the ISF series engines, the screw is employed in securing the engine’s intake and exhaust manifolds. This ensures that these components are tightly fastened, preventing leaks and maintaining optimal engine performance.

ISG Series

• ISG11 CM2880 G108
• ISG12 CM2880 G107

In the ISG series, the 5302634 screw is used to fasten the engine’s valve cover. This is crucial for protecting the internal components of the engine from debris and ensuring that the valve train operates smoothly.

ISL Series

• ISL9 CM2150 SN
• ISL9.5 CM2880 L138

The ISL series engines use the 5302634 screw to secure the engine’s oil pan and other critical components. This ensures that the engine’s lubrication system is properly sealed, which is essential for engine longevity and performance.

ISZ Series

• ISZ13 CM2150 Z105

In the ISZ series, the screw is used to fasten various engine components, including the engine’s mounting brackets. This ensures that the engine is securely mounted within the vehicle, reducing vibrations and ensuring optimal performance.

Part 5302634 Hexagon Flanged Head Cap Screw Component Usage

In the context of modern engine systems, the part 5302634 Hexagon Flanged Head Cap Screw is integral to the assembly and securement of various components. This screw is commonly employed in the fastening of the Aftertreatment Device, ensuring that all components within this system are held firmly in place. The aftertreatment device is responsible for reducing emissions by processing exhaust gases, and the secure attachment of its components is essential for optimal performance and durability.

Additionally, the part 5302634 screw plays a significant role in the installation of the Diesel Exhaust Fluid (DEF) Tank. This tank stores the DEF, which is injected into the exhaust stream to facilitate the reduction of nitrogen oxides. The Hexagon Flanged Head Cap Screw ensures that the DEF tank is mounted securely to the vehicle, preventing any potential leaks or misalignments that could affect the efficiency of the aftertreatment process.

Furthermore, the Doser Fluid Supply Module relies on the 5302634 screw for its secure attachment. This module is responsible for delivering the DEF to the exhaust system at precise intervals. The stability provided by the Hexagon Flanged Head Cap Screw is vital for maintaining the integrity of the dosing system, ensuring consistent and accurate DEF delivery.

Overall, the part 5302634 Hexagon Flanged Head Cap Screw is a fundamental component in the assembly and operation of these engine systems, contributing to the reliability and effectiveness of emission control technologies.

Conclusion

The 5302634 Hexagon Flanged Head Cap Screw is a critical component in the assembly and operation of commercial truck engines. Its robust design, reliable performance, and ease of installation make it an essential fastener for securing various components within a truck’s assembly. By ensuring secure fastenings, this screw contributes to the truck’s overall performance, reliability, and efficiency. Regular maintenance and proper installation are key to maximizing the benefits of this Cummins part.