4014496
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 4014496, is a component manufactured by Cummins, a well-regarded name in the automotive and heavy-duty truck industry. This screw is significant in commercial trucks due to its robust design and reliable performance, contributing to the overall efficiency and durability of truck components.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and flange beneath the head. The hexagonal head allows for efficient tightening and loosening using a wrench, while the flange provides a larger bearing surface that helps distribute the load more evenly across the fastened material. In a truck’s mechanical system, this screw plays a role in securing various components, ensuring they remain firmly in place under operational stress ¹.

Purpose and Role in Truck Operation

The 4014496 Hexagon Flange Head Cap Screw is utilized in several applications within a truck’s mechanical system. It is commonly employed in the assembly of engine components, chassis parts, and other critical areas where secure fastening is required. Its role is to maintain the integrity of these assemblies, ensuring that parts remain correctly aligned and functioning as intended. This screw is particularly important in areas subjected to vibration and dynamic loads, where traditional screws might loosen over time ².

Key Features

The 4014496 Hexagon Flange Head Cap Screw boasts several key features that enhance its functionality and durability. Its hexagonal head design allows for precise torque application, reducing the risk of over-tightening or stripping. The flange beneath the head increases the bearing surface area, which helps in distributing the load more effectively and reducing the stress on the fastened material. Additionally, the screw is made from high-quality materials that offer excellent resistance to corrosion and wear, ensuring long-term reliability in demanding environments.

Benefits

The benefits of using the 4014496 Hexagon Flange Head Cap Screw include enhanced stability in fastening applications, resistance to loosening due to vibration, and improved load distribution across the fastened material. These attributes contribute to the overall reliability and longevity of the truck components it secures, reducing the need for frequent maintenance and replacements.

Installation and Usage

Proper installation of the 4014496 Hexagon Flange Head Cap Screw is vital for ensuring optimal performance. It should be installed using the correct torque specifications to avoid over-tightening, which can lead to damage, or under-tightening, which can result in loosening. Best practices include using a torque wrench to apply the recommended torque and ensuring that the screw is aligned correctly with the fastened components. Regular inspections should be conducted to verify that the screw remains secure and has not loosened over time.

Troubleshooting and Maintenance

Common issues with the 4014496 Hexagon Flange Head Cap Screw may include loosening due to vibration or corrosion. To address these issues, regular inspections should be performed to check for any signs of loosening or corrosion. If corrosion is detected, the affected area should be cleaned, and an appropriate anti-corrosive treatment should be applied. In cases of loosening, the screw should be re-tightened to the specified torque, and if necessary, replaced to ensure continued secure fastening.

Cummins Overview

Cummins is a renowned manufacturer in the automotive and heavy-duty truck industry, known for its commitment to quality and innovation. With a rich history of producing reliable and high-performance components, Cummins has established a strong reputation for excellence. The company’s dedication to advancing technology and maintaining stringent quality control processes ensures that its products, like the 4014496 Hexagon Flange Head Cap Screw, meet the demanding requirements of commercial truck applications ³.

Hexagon Flange Head Cap Screw 4014496 in Cummins Engines

The Cummins-manufactured Hexagon Flange Head Cap Screw, part number 4014496, is a critical component in the assembly and maintenance of several Cummins engine models. This part is designed to provide a secure fastening solution, ensuring that various engine components remain tightly secured during operation.

Application in Cummins Engines

QSV81G, QSV91-G4 CM558/CM700 V102, and QSV91G

The part number 4014496 is utilized across multiple Cummins engine models, including the QSV81G, QSV91-G4 CM558/CM700 V102, and QSV91G. This screw is integral in maintaining the structural integrity of these engines by fastening various components together. Its design allows for easy installation and removal, which is crucial during routine maintenance and repairs.

Grouping of Engines

The engines QSV81G, QSV91-G4 CM558/CM700 V102, and QSV91G are part of a series that share common design principles and components. The use of the Hexagon Flange Head Cap Screw in these engines highlights the importance of standardized parts in ensuring compatibility and ease of maintenance across different engine models. This standardization facilitates efficient repair and replacement processes, reducing downtime and enhancing operational reliability.

The screw’s flange head design provides a large bearing surface, which is essential for distributing the load evenly and preventing damage to the fastened components. This feature is particularly important in the high-stress environment of engine operation, where secure and reliable fastening is paramount.

By using the Hexagon Flange Head Cap Screw in these engines, Cummins ensures that the engines can withstand the rigors of continuous operation while maintaining the precision and reliability expected in high-performance engines.

Role of Part 4014496 Hexagon Flange Head Cap Screw in Engine Systems

The part 4014496 Hexagon Flange Head Cap Screw is instrumental in ensuring the secure assembly and operation of various engine components. In the context of a Cylinder Head Conversion Kit, this screw plays a significant role in fastening the cylinder head to the engine block. Its flange head design provides a larger surface area for distribution of clamping force, which is essential for maintaining a proper seal and preventing leaks between the head and the block.

When integrated into a Lever system, particularly in valve train mechanisms, the Hexagon Flange Head Cap Screw ensures that the lever remains firmly attached to its mounting points. This is vital for the consistent and reliable operation of the valve train, as any movement or loosening of the lever could lead to mistimed valve operation and potential engine damage.

In the assembly of a Rocker, the screw is used to secure the rocker arm to its pivot point. The flange head of the screw offers additional stability and resistance to vibrational loosening, which is common in high-rpm environments. This stability ensures that the rocker arm maintains precise contact with the valve stem, promoting efficient valve actuation.

For the Rocker Lever Support, the Hexagon Flange Head Cap Screw is employed to fasten the support structure to the engine block or cylinder head. This support is critical for maintaining the alignment and operational integrity of the rocker lever system. The screw’s design allows for easy torque application, ensuring that the support is held in place with the appropriate force to withstand engine vibrations and thermal expansions.

Conclusion

The 4014496 Hexagon Flange Head Cap Screw is a vital component in the automotive and heavy-duty truck industry, offering robust performance and reliable fastening solutions. Its design and features contribute to the durability and efficiency of truck components, ensuring secure assembly and operation in demanding environments. Proper installation, regular maintenance, and understanding its role in various engine systems are essential for maximizing the benefits of this Cummins part.