4898482
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 4898482, is a component manufactured by Cummins, a well-established name in the automotive and heavy-duty truck industry. This screw is significant in heavy-duty truck applications due to its robust design and reliable performance. Cummins, known for its high-quality automotive components, ensures that this screw meets the demanding requirements of commercial truck operations ¹.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and flanged base. The hexagonal head allows for efficient torque application using standard tools, while the flange provides additional surface area for distribution of clamping force. This design helps in securing components firmly within mechanical systems, ensuring stability and reliability. The screw threads into a pre-drilled hole, creating a strong connection between parts ².

Purpose and Role in Truck Operation

This Cummins part plays a specific role in the operation of commercial trucks by securing various components that are critical to the truck’s functionality. It is commonly used in applications where high clamping force and resistance to loosening are required. This includes fastening engine components, transmission parts, and chassis elements. Its design ensures that these components remain securely in place under varying operational conditions, contributing to the overall reliability of the truck ³.

Key Features

The 4898482 Hexagon Flange Head Cap Screw boasts several key features that enhance its performance and durability. Its hexagonal head design allows for easy and precise torque application, reducing the risk of over-tightening or stripping. The flange at the base of the screw provides additional contact surface, which helps in distributing the clamping force more evenly. Additionally, the screw is made from high-strength materials, ensuring it can withstand the rigors of heavy-duty truck applications. These features combine to offer a fastener that is both secure and long-lasting.

Benefits

Using this part offers several benefits. The design of the screw enhances fastening security, making it less likely to loosen over time compared to standard cap screws. The flange provides additional stability, which is particularly beneficial in applications where vibrations are common. Furthermore, the screw’s compatibility with various truck systems ensures that it can be used in a wide range of applications, providing versatility and reliability.

Installation Considerations

Proper installation of the 4898482 Hexagon Flange Head Cap Screw is vital to ensure optimal performance and longevity. It is important to use the correct torque specifications during installation to avoid over-tightening, which can lead to damage, or under-tightening, which can result in insufficient clamping force. Additionally, ensuring that the mating surfaces are clean and free from debris will help in achieving a secure connection. Following these guidelines will help in maximizing the screw’s effectiveness and service life.

Troubleshooting and Maintenance

Identifying common issues related to the 4898482 Hexagon Flange Head Cap Screw can help in maintaining its performance. Signs of wear or corrosion should be addressed promptly to prevent failure. Regular inspection and maintenance, such as checking for proper torque and ensuring that the screw and mating surfaces remain clean, can prolong the screw’s service life. If loosening is detected, re-torque the screw to the manufacturer’s specifications or replace it if necessary.

Cummins Overview

Cummins is a reputable manufacturer with a long history in the automotive and heavy-duty truck industry. The company is known for its commitment to producing high-quality components that meet the rigorous demands of commercial applications. Cummins’ reputation for reliability and performance is built on a foundation of innovation, quality control, and customer satisfaction. The 4898482 Hexagon Flange Head Cap Screw is a testament to Cummins’ dedication to providing durable and effective solutions for the heavy-duty truck market.

Cummins Engine Compatibility with Hexagon Flange Head Cap Screw (Part 4898482)

The Cummins Hexagon Flange Head Cap Screw, identified by part number 4898482, is a critical component used in various Cummins engine models. This screw is designed to secure different parts within the engine assembly, ensuring structural integrity and operational efficiency. Below is a detailed description of how this part fits within the specified Cummins engines.

ISB/ISD Series

• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISD4.5 CM2220 D108

The ISB/ISD series engines utilize the Hexagon Flange Head Cap Screw in several key areas, such as securing the cylinder head to the engine block, which is crucial for maintaining the sealing of combustion chambers and preventing leaks.

ISF Series

• ISF2.8 CM2220 F117
• ISF2.8 CM2220 F129
• ISF3.8 CM2220 AN
• ISF3.8 CM2350 F109
• ISF4.5 CM2220 F123

In the ISF series, the Hexagon Flange Head Cap Screw is employed in the fastening of various engine components, including the valve cover and other ancillary parts. This ensures that these components remain securely attached under the high stress and vibrations typical of engine operation.

ISB Series

• ISB4.5 CM2350 B104
• ISB6.7 G CM2180 B118

Similar to the ISB/ISD series, the ISB series engines use this screw for securing the cylinder head and other critical parts, ensuring the engine’s structural stability and performance.

ISBE Series

• ISBE CM800
• ISBE4 CM850

The ISBE series engines also incorporate the Hexagon Flange Head Cap Screw in the assembly of the cylinder head and other engine components, maintaining the necessary alignment and tightness.

F Series

• F4.0 CM2620 D103B
• F2.8 CM2620 F135B
• F3.8 CM2350 F120B
• F3.8 CM2350 F128C
• F3.8 CM2620 F137B
• F3.8 F102
• F4.5 CM2620 F139B
• F4.5 CM2620 F141C

The F series engines use this screw in multiple applications, including the fastening of the cylinder head, valve cover, and other components that require precise alignment and secure attachment.

ISG Series

• ISG12 CM2880 G107

In the ISG series, the Hexagon Flange Head Cap Screw is used to secure various engine components, ensuring that the engine maintains its structural integrity and operational efficiency.

The consistent use of the Hexagon Flange Head Cap Screw across these diverse engine models highlights its importance in maintaining the structural integrity and operational efficiency of Cummins engines.

Role of Part 4898482 Hexagon Flange Head Cap Screw in Engine Systems

This part is integral to the assembly and securement of various components within engine systems. Its design allows for a robust connection, ensuring that parts remain firmly in place under the high stress and vibrations typical in engine operations.

In the context of an aftermarket turbocharger, this screw is often used to attach the turbocharger housing to the engine block or manifold. Its flange head provides additional surface area for a more secure fit, reducing the risk of loosening over time.

For the aftertreatment device, the screw plays a role in securing the device to the exhaust system. This ensures that the device remains in the correct position to effectively treat exhaust gases before they are released into the atmosphere.

Within the engine installation kit, the Hexagon Flange Head Cap Screw is utilized to fasten various engine components to the chassis or other structural elements. This is essential for maintaining the integrity of the engine’s placement and operation.

In the exhaust outlet connection and exhaust outlet kit, the screw helps in securing the exhaust components to the engine, ensuring a tight seal that prevents exhaust leaks and maintains efficient exhaust flow.

For the exhaust recirculation system, the screw is used to attach recirculation valves and pipes, ensuring they are securely in place to function correctly in reducing nitrogen oxide emissions.

The heat shield attachment often employs this screw to ensure the shield is properly positioned to protect nearby components from excessive heat.

In the outlet exhaust connection, the screw secures the connection points, ensuring that the exhaust system components are tightly joined, which is vital for the system’s performance and durability.

The product installation package may include this screw for various applications, ensuring that all components within the package are correctly and securely installed.

In a turbocharger, the screw is used in multiple places, such as securing the turbocharger to the engine or within the turbocharger itself to hold internal components in place.

For the turbocharger arrangement, this screw ensures that all turbocharger components are correctly aligned and secured, which is essential for optimal turbocharger performance.

In a turbocharger gasket kit, the screw may be used to secure gaskets in place, ensuring a proper seal between turbocharger components.

Finally, in a turbocharger kit, the Hexagon Flange Head Cap Screw is a key component in assembling and securing all parts of the turbocharger system, ensuring that the turbocharger operates efficiently and reliably.

Conclusion

The 4898482 Hexagon Flange Head Cap Screw is a critical component in the assembly and securement of various engine components in Cummins engines. Its robust design, reliable performance, and compatibility with a wide range of applications make it an essential part for maintaining the structural integrity and operational efficiency of heavy-duty trucks. Proper installation, regular maintenance, and prompt troubleshooting are key to ensuring the longevity and effectiveness of this screw in demanding commercial truck operations.