4391490
Socket Head Cap Screw
Cummins®

The 4391490 Socket Head Cap Screw, manufactured by Cummins, is a specialized fastener designed for use in commercial truck maintenance and operation. Cummins, a well-established name in the commercial truck industry, produces this screw to meet the demanding requirements of heavy-duty applications. This Cummins part is integral to ensuring the reliability and efficiency of truck components, contributing to the overall performance and longevity of commercial vehicles.

Basic Concepts of Socket Head Cap Screws

A Socket Head Cap Screw is a type of fastener characterized by a hexagonal socket in the head, allowing it to be driven using a hex key. These screws are commonly used in mechanical assemblies to secure components due to their strength, precision, and ease of installation. The design of the socket head allows for high torque application, making it suitable for applications where secure fastening is required ¹.

Purpose of the 4391490 Socket Head Cap Screw in Truck Operation

The 4391490 Socket Head Cap Screw plays a specific role in the operation and maintenance of commercial trucks. It is utilized in various truck systems where secure fastening is crucial. This includes applications in the engine, transmission, and chassis components. By providing a reliable connection between parts, the screw helps maintain the structural integrity and operational efficiency of the truck ².

Key Features

The 4391490 Socket Head Cap Screw features a robust design tailored for heavy-duty applications. It is made from high-strength materials, ensuring durability under demanding conditions. The screw’s hexagonal socket head allows for precise installation and removal, reducing the risk of damage to the fastener or surrounding components. Additionally, its design includes features that enhance corrosion resistance, further extending its service life in various environments ³.

Benefits

Using the 4391490 Socket Head Cap Screw offers several benefits for fleet operators. Its high-strength material composition and precise design contribute to improved reliability, reducing the likelihood of fastener failure. The ease of installation with a hex key minimizes downtime during maintenance procedures. Over time, the durability and reliability of this screw can lead to long-term cost savings by reducing the frequency of replacements and repairs.

Installation and Usage

Proper installation of the 4391490 Socket Head Cap Screw is key to ensuring optimal performance and longevity. It is recommended to use the appropriate hex key for installation to avoid damage to the screw or the component being fastened. Torque specifications provided by Cummins should be followed to achieve the correct tension without overtightening, which could lead to component or screw failure. Regular inspection of the screw during maintenance checks can help identify any signs of wear or loosening.

Troubleshooting and Maintenance

Common issues with Socket Head Cap Screws include loosening over time due to vibration or thermal expansion and contraction. Regular maintenance checks should be performed to ensure screws remain tight and secure. Signs of wear, such as corrosion or damage to the hex socket, may indicate the need for replacement. Proper lubrication during installation can help prevent seizing, extending the life of the screw.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality, innovation, and reliability in the commercial truck industry. The company’s commitment to excellence is reflected in its wide range of products, including the 4391490 Socket Head Cap Screw, designed to meet the rigorous demands of commercial truck applications.

Socket Head Cap Screw (Part 4391490) in Cummins Engines

The Socket Head Cap Screw (part 4391490) manufactured by Cummins is a critical component in various Cummins engine models. This part is designed to provide secure fastening in applications where a head-mounted screw is necessary. Its use in the QSK95, CM2350, and K113 engines highlights its versatility and importance in maintaining engine integrity.

QSK95 and CM2350 Engines

In the QSK95 and CM2350 engines, the Socket Head Cap Screw is utilized in several key areas. These engines, known for their robust performance and reliability, often require high-strength fasteners to withstand the stresses of heavy-duty operations. The Socket Head Cap Screw ensures that components are tightly secured, reducing the risk of loosening under operational conditions. This is particularly important in maintaining the alignment and stability of engine parts, contributing to the overall efficiency and longevity of the engine.

K113 Engine

The K113 engine also benefits from the use of the Socket Head Cap Screw. This engine, designed for versatility and efficiency, incorporates the screw in various mounting and fastening applications. The Socket Head Cap Screw’s design allows for easy installation and removal, which is crucial during maintenance and repair operations. Its use in the K113 engine ensures that critical components are held firmly in place, supporting the engine’s performance and reliability.

Grouping of Engines

The Socket Head Cap Screw is a common component across the QSK95, CM2350, and K113 engines, indicating its widespread application in Cummins’ engine lineup. This part’s consistent use across different engine models underscores its importance in maintaining the structural integrity and operational efficiency of these engines. By providing a reliable fastening solution, the Socket Head Cap Screw contributes to the overall performance and durability of Cummins engines.

Conclusion

The 4391490 Socket Head Cap Screw is a versatile fastener that plays a significant role in the assembly and maintenance of various engine systems. Its robust design, high-strength material, and precise installation capabilities make it an essential component for ensuring the reliability and efficiency of commercial trucks and Cummins engines. Proper installation, regular maintenance, and understanding its applications can lead to long-term benefits for fleet operators and engine manufacturers alike.