4982454
Hexagon Flange Head Cap Screw
Cummins®

The Cummins Hexagon Flange Head Cap Screw, identified by part number 4982454, is a critical component in the automotive and heavy-duty truck industry. Manufactured by Cummins, a reputable name in the industry, this screw is essential for commercial truck maintenance due to its robust design and reliable performance ¹.

Basic Concepts

The Hexagon Flange Head Cap Screw is characterized by its hexagonal head and a flange beneath the head. The hexagonal head allows for efficient torque application using standard tools, while the flange provides a larger bearing surface that distributes load more evenly ². In a truck’s assembly, this screw secures various components, ensuring they remain firmly in place under operational stress.

Purpose and Role in Truck Operation

This Cummins part plays a specific role in the operation and maintenance of commercial trucks. It is utilized in various truck components where secure fastening is required, including engine mounts, chassis components, and other critical assemblies. Its design ensures that components remain securely fastened, contributing to the overall stability and safety of the vehicle ³.

Key Features

The 4982454 Hexagon Flange Head Cap Screw boasts several key features that enhance its functionality and durability. Its hexagonal head design allows for straightforward installation and removal using common tools. The flange beneath the head provides additional stability by distributing the load over a larger area, reducing the risk of component deformation. Additionally, the screw is typically made from high-strength materials, ensuring it can withstand the rigors of commercial truck operation.

Benefits

Using this Cummins part in truck assemblies offers several benefits. The screw’s design contributes to enhanced stability by securely fastening components, which is vital in the dynamic environment of a commercial truck. Its resistance to vibration helps maintain a tight fit over time, reducing the need for frequent re-tightening. Furthermore, the ease of installation using standard tools simplifies maintenance procedures, saving time and labor.

Installation Process

Proper installation of the 4982454 Hexagon Flange Head Cap Screw involves several steps to ensure secure fastening. Begin by selecting the appropriate size screw for the application. Use a torque wrench to apply the recommended torque specification, ensuring the screw is tightened to the manufacturer’s guidelines. It is important to avoid over-tightening, which can damage the screw or the component being fastened. Following these best practices will help achieve a secure and lasting installation.

Troubleshooting and Maintenance

Common issues with the 4982454 Hexagon Flange Head Cap Screw may include loosening due to vibration or corrosion from exposure to the elements. Regular inspection and maintenance can help identify these issues early. If loosening is detected, re-tighten the screw to the specified torque. In cases of corrosion, cleaning the screw and the surrounding area can prevent further degradation. Applying a corrosion-resistant coating may also help prolong the screw’s lifespan.

Cummins: Manufacturer Overview

Cummins is a reputable manufacturer with a long-standing history in the automotive and heavy-duty truck industry. The company is known for its commitment to quality, innovation, and customer satisfaction. Cummins’ extensive range of products, including the 4982454 Hexagon Flange Head Cap Screw, reflects their dedication to providing reliable and high-performance components for commercial vehicles. Their reputation is built on a foundation of rigorous testing, advanced manufacturing processes, and a customer-centric approach.

Cummins Hexagon Flange Head Cap Screw (Part 4982454) in Engine Applications

The Cummins Hexagon Flange Head Cap Screw, identified by part number 4982454, is a critical component in various engine systems. This screw is engineered to provide robust fastening solutions, ensuring secure and reliable connections in demanding environments.

In the context of the B3.3 engine, the 4982454 screw is utilized in several key areas. It is often employed in securing engine components, such as cylinder heads, to the engine block. This ensures that the engine maintains its structural integrity and operational efficiency under high stress conditions.

Additionally, the 4982454 screw is also found in other Cummins engines, where it serves similar purposes. For instance, in the B4.5 engine, this screw is integral to the fastening of various engine parts, including the turbocharger and exhaust manifold. Its design allows for precise torque application, which is crucial for maintaining the alignment and performance of these components.

In the C8.3 engine, the 4982454 screw is used in the assembly of the engine’s cooling system components. This includes securing radiators and coolant pipes, ensuring that the engine operates within optimal temperature ranges.

The 4982454 screw’s flange head design provides a larger surface area for the application of torque, which is essential for maintaining the integrity of the connections in high-vibration and high-temperature environments typical of engine applications. Its hexagon shape also facilitates easier and more efficient tightening and loosening with standard tools, enhancing the ease of maintenance and repair.

In summary, the Cummins Hexagon Flange Head Cap Screw (Part 4982454) is a versatile and essential component in the assembly and maintenance of various Cummins engines, including the B3.3, B4.5, and C8.3 models. Its design and functionality ensure that engine components are securely fastened, contributing to the overall reliability and performance of the engine.

Role of Part 4982454 Hexagon Flange Head Cap Screw in Engine Systems

The part 4982454 Hexagon Flange Head Cap Screw is integral to the assembly and operation of various engine components. Its design and functionality ensure secure fastening and reliable performance in demanding environments.

Fuel Injection Pump

In the fuel injection pump, the Hexagon Flange Head Cap Screw is used to fasten critical components such as the pump housing to the engine block. This secure attachment ensures that the pump operates under precise conditions, maintaining the integrity of fuel delivery to the engine cylinders. The flange head provides additional surface area for torque application, reducing the risk of screw stripping and ensuring a tight seal.

Long Block Assembly

Within the long block assembly, which includes the cylinder block, crankshaft, pistons, and other essential components, the Hexagon Flange Head Cap Screw plays a role in securing various attachments. These may include sensor mounts, bracketry for ancillary systems, and components of the valve train. The flange head design allows for easier installation and removal, facilitating maintenance and repair processes.

General Pump Applications

Across various pump applications within the engine system, such as oil pumps and water pumps, the Hexagon Flange Head Cap Screw is employed to secure pump housings and covers. This ensures that the pump operates efficiently, with minimal leakage and maximum structural integrity. The screw’s design allows for consistent torque application, which is vital for the longevity and performance of the pump.

Fuel System Components

In the fuel system, the Hexagon Flange Head Cap Screw is utilized to secure fuel rails, injectors, and other components. This ensures a stable and leak-free connection, which is essential for maintaining fuel pressure and delivery accuracy. The flange head provides a broader contact area, enhancing the screw’s ability to withstand vibrational forces common in engine operation.

Conclusion

Overall, the part 4982454 Hexagon Flange Head Cap Screw is a versatile fastener that contributes to the secure and efficient operation of various engine components. Its robust design and reliable performance make it a valuable component in maintaining the integrity and functionality of engine systems.