4900288
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 4900288, is a component manufactured by Cummins, a well-regarded name in the automotive and heavy-duty truck industry. This screw is integral to the assembly and maintenance of commercial trucks, ensuring secure fastening and reliable performance in various applications.

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 to distribute load and prevent the screw from sinking into softer materials. In the context of truck mechanics, these screws are used to secure components that require both strength and stability.

Purpose and Role in Truck Operation

This Cummins part plays a significant role in the operation of a truck by securing critical components that are subject to vibration and stress. Its applications range from fastening engine parts to securing chassis components. The screw’s design ensures that these components remain firmly in place, contributing to the overall reliability and safety of the vehicle.

Key Features

The 4900288 boasts several key features that enhance its effectiveness and durability. Its hexagonal head design allows for easy and precise torque application, reducing the risk of stripping or rounding. The flange at the base of the screw provides additional surface area, which helps in distributing the load more evenly and preventing the screw from pulling through the material. Additionally, the screw is made from high-quality materials that offer resistance to corrosion and wear, ensuring long-lasting performance in demanding environments.

Benefits

This part offers several benefits that make it a preferred choice for truck mechanics. Its design enhances fastening security, making it less likely to loosen over time compared to standard screws. The flange also improves load distribution, reducing the stress on the fastening point. Furthermore, the screw’s resistance to corrosion ensures that it maintains its integrity even in harsh operating conditions, contributing to the longevity of the truck’s components.

Installation and Usage

Proper installation of the 4900288 is crucial for ensuring optimal performance. It is recommended to use a torque wrench to apply the specified torque, which ensures that the screw is tightened to the manufacturer’s recommendations without over-tightening. Best practices include cleaning the installation surface to remove any debris or corrosion, which can affect the screw’s grip and load distribution. Additionally, periodic checks should be conducted to ensure that the screw remains securely fastened, especially in applications subject to frequent vibration.

Troubleshooting and Maintenance

Common issues with the 4900288 include loosening and corrosion. To address loosening, it is important to re-torque the screw to the specified value and ensure that the installation surface is clean and free of contaminants. Corrosion can be mitigated by using screws made from corrosion-resistant materials and applying a protective coating if necessary. Regular inspections and maintenance can help identify and address these issues before they lead to more significant problems.

Cummins Overview

Cummins is a renowned manufacturer with a long-standing reputation in the automotive and heavy-duty truck industry. The company has a history of producing high-quality components that meet the demanding requirements of commercial vehicles. Cummins’ commitment to quality is evident in its rigorous testing and quality control processes, ensuring that each part, including the 4900288, meets the highest standards of performance and reliability.

Cummins Hexagon Flange Head Cap Screw 4900288 in Engine Applications

The Cummins Hexagon Flange Head Cap Screw 4900288 is a critical component in various engine configurations, ensuring secure fastening and structural integrity. This part is integral to the assembly and maintenance of several engines, including the A1400, A1700, A2000, and A2300 series.

A1400 and A1700 Series

In the A1400 and A1700 engines, the 4900288 screw is often utilized in applications where robust fastening is required. These engines, known for their reliability and efficiency, benefit from the precision and strength provided by this screw. It is typically used in securing various engine components, ensuring that they remain tightly fastened under operational stresses.

A2000 and A2300 Series

For the A2000 and A2300 engines, the 4900288 screw plays a similar role but is often found in more demanding environments due to the higher power output and operational demands of these engines. The screw’s design allows it to withstand higher torque and stress, making it ideal for securing larger and more critical engine parts. Its use in these engines ensures that the engine’s structural integrity is maintained, contributing to the overall performance and longevity of the engine.

Common Applications

Across all these engines, the 4900288 screw is commonly used in applications such as:

• Securing engine covers and housings
• Fastening components that require precise alignment
• Ensuring the stability of internal and external engine parts

The consistent use of this screw across different engine models underscores its importance in maintaining the structural integrity and operational efficiency of Cummins engines.

Role of Part 4900288 Hexagon Flange Head Cap Screw in Engine Systems

The part 4900288 Hexagon Flange Head Cap Screw is integral to the assembly and functionality of various engine components. Its design and specifications make it suitable for securing and maintaining the integrity of several key parts within an engine system.

Air Intake Manifold

In the air intake manifold, the Hexagon Flange Head Cap Screw ensures a secure connection between the manifold and the engine block. This connection is vital for maintaining the airtight seal necessary for efficient air-fuel mixture delivery to the combustion chambers.

Drive and Front Gear Train Accessory

When used in the drive and front gear train accessory, this screw plays a role in securing the accessory to the front gear train. This ensures that the accessory operates smoothly and efficiently, contributing to the overall performance of the engine.

Flywheel Housing

In the flywheel housing, the Hexagon Flange Head Cap Screw is used to fasten the housing to the engine block. This secure attachment is essential for maintaining the structural integrity of the flywheel housing, which in turn ensures the proper functioning of the flywheel.

Front Gear Train Accessory Drive

For the front gear train accessory drive, this screw is employed to secure the drive components. Proper fastening is necessary to prevent any misalignment or movement that could lead to inefficient power transmission within the engine.

Housing and Flywheel

When connecting the housing to the flywheel, the Hexagon Flange Head Cap Screw ensures a robust and reliable attachment. This is important for the flywheel’s role in storing rotational energy and smoothing out the power delivery from the engine.

Manifold and Air Intake

In the context of the manifold and air intake, the screw is used to secure the manifold to the air intake system. This ensures that the air intake system remains firmly attached, allowing for consistent and efficient air flow into the engine.

The Hexagon Flange Head Cap Screw’s role in these components underscores its importance in maintaining the structural and functional integrity of the engine system. Its reliable fastening capabilities contribute to the overall performance and durability of the engine.

Conclusion

The 4900288 Hexagon Flange Head Cap Screw is a vital component in the automotive and heavy-duty truck industry, particularly for Cummins engines. Its design, featuring a hexagonal head and flanged base, ensures secure fastening and reliable performance across various applications. The screw’s key features, including precise torque application and enhanced load distribution, contribute to its effectiveness and durability. Proper installation and maintenance are crucial for optimal performance, and regular inspections can help prevent common issues such as loosening and corrosion. Cummins’ commitment to quality ensures that this part meets the highest standards of performance and reliability, making it an essential component in the assembly and maintenance of commercial trucks and engines.