4900325
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 4900325, is a component manufactured by Cummins. This screw is significant in commercial truck applications due to its robust design and reliable performance. Cummins, a well-established manufacturer in the automotive industry, ensures that this part meets high standards of quality and functionality 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 to distribute load and prevent the screw from sinking into the material. Within mechanical systems, these screws are used to secure components, ensuring stability and integrity in various assemblies ².

Purpose and Role in Truck Operation

The 4900325 Hexagon Flange Head Cap Screw plays a specific role in the operation of a truck by securing critical components. It is commonly used in applications where high tensile strength and resistance to vibration 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 ³.

Key Features

The 4900325 Hexagon Flange Head Cap Screw features a hexagonal head that facilitates easy and precise tightening. The flange at the base of the screw head provides additional bearing surface, which helps in distributing the load more evenly. Additionally, the screw is made from high-quality materials that offer excellent corrosion resistance and durability, making it suitable for demanding environments typical in commercial trucking ⁴.

Benefits

Using the 4900325 Hexagon Flange Head Cap Screw offers several advantages. Its design enhances durability, ensuring long-term performance even under strenuous conditions. The hexagonal head reduces the likelihood of cam-out during installation, while the flange helps prevent loosening due to vibration. Furthermore, the screw’s ease of installation makes it a practical choice for both maintenance and original equipment applications.

Installation and Usage

Proper installation of the 4900325 Hexagon Flange Head Cap Screw is vital for ensuring its effectiveness. It should be installed using the appropriate torque specifications to avoid over-tightening or under-tightening. Best practices include using a torque wrench to achieve the recommended torque values and ensuring that the screw is aligned correctly with the mating component. This helps in maintaining the integrity of the fastened assembly.

Troubleshooting and Maintenance

Common issues with the 4900325 Hexagon Flange Head Cap Screw may include corrosion, loosening, or damage due to over-tightening. Regular inspection and maintenance can help identify these issues early. If corrosion is detected, cleaning the affected area and applying a suitable anti-corrosive treatment can mitigate further damage. Ensuring that screws are tightened to the correct torque specification during installation can prevent loosening and damage.

Safety Considerations

When working with the 4900325 Hexagon Flange Head Cap Screw, it is important to observe safety practices. This includes wearing appropriate personal protective equipment (PPE) such as gloves and safety glasses. Proper handling and storage of the screws are also crucial to prevent damage and ensure they remain in optimal condition for use. Additionally, following manufacturer guidelines for installation and maintenance will help in maintaining safety standards.

Cummins Overview

Cummins is a renowned manufacturer with a strong reputation in the automotive and heavy-duty truck industries. The company has a history of innovation and commitment to quality, which is reflected in its product offerings. Cummins’ focus on research and development ensures that its components, including the 4900325 Hexagon Flange Head Cap Screw, meet the high demands of commercial applications. The company’s dedication to customer satisfaction and continuous improvement underscores its position as a leader in the industry.

Cummins Hexagon Flange Head Cap Screw 4900325 in Engine Applications

The Cummins Hexagon Flange Head Cap Screw part number 4900325 is a critical component in several engine models, ensuring secure fastening and stability. This screw is designed to meet the stringent requirements of high-performance engines, providing durability and reliability under demanding conditions.

A1400 and A1700 Engines

In the A1400 and A1700 engines, the 4900325 screw is utilized in various applications where robust fastening is essential. These engines, known for their efficiency and power, benefit from the screw’s ability to maintain tight connections, which is crucial for the engine’s overall performance and longevity. The screw’s design ensures that it can withstand the stresses and vibrations inherent in these engine models.

A2000 and A2300 Engines

The A2000 and A2300 engines also incorporate the 4900325 screw in several key areas. These engines, which are part of a higher power range, require components that can endure greater loads and pressures. The screw’s hexagonal flange head provides a larger surface area for torque application, enhancing the fastening process. This is particularly important in high-stress environments where the integrity of the connections is paramount.

Common Applications

Across the A1400, A1700, A2000, and A2300 engines, the 4900325 screw is commonly used in applications such as securing engine covers, attaching critical components, and ensuring the stability of various engine parts. Its design allows for easy installation and removal, which is beneficial during maintenance and repair operations.

The consistent use of the 4900325 screw in these engine models underscores its importance in maintaining the structural integrity and operational efficiency of the engines.

Role of Part 4900325 Hexagon Flange Head Cap Screw in Engine Systems

The part 4900325 Hexagon Flange Head Cap Screw is instrumental in securing various components within engine systems, ensuring their stability and proper function.

In the context of the cover, this screw plays a significant role in fastening the cover to the engine block. This secure attachment is essential for maintaining the integrity of the engine’s sealed environment, preventing leaks and ensuring optimal performance.

When considering the front gear and front gear cover, the Hexagon Flange Head Cap Screw is used to firmly attach the front gear cover to the engine. This securement is vital for protecting the front gear from external elements and ensuring that the gear operates smoothly without undue stress or misalignment.

In the pump assembly, particularly the water pump, this screw is employed to fasten the pump housing to the engine block. This attachment is important for maintaining the structural integrity of the water pump, ensuring it can effectively circulate coolant throughout the engine to prevent overheating.

Overall, the part 4900325 Hexagon Flange Head Cap Screw is a key component in the assembly and maintenance of these engine parts, contributing to the reliable and efficient operation of the engine system.

Conclusion

The 4900325 Hexagon Flange Head Cap Screw is a vital component in commercial truck applications, particularly in engine systems. Its robust design, high tensile strength, and resistance to vibration make it suitable for securing critical components in demanding environments. Proper installation, regular maintenance, and adherence to safety practices ensure the longevity and reliability of this Cummins part. Cummins’ commitment to quality and innovation further underscores the importance of this screw in maintaining the structural integrity and operational efficiency of truck engines.