4959375
Socket Head Cap Screw
Cummins®

The Socket Head Cap Screw 4959375, manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. Cummins, a well-established name in the automotive industry, produces this screw to meet the demanding requirements of heavy-duty applications. This part is integral to various mechanical assemblies within commercial trucks, ensuring secure and reliable connections.

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 by a hex key. These screws are commonly used in mechanical assemblies where high strength and resistance to loosening are required. The design of the socket head provides a more secure fit compared to traditional hex bolts, reducing the risk of cam-out during tightening ¹.

Purpose of Socket Head Cap Screw 4959375 in Truck Operations

The Socket Head Cap Screw 4959375 plays a specific role in the operation and maintenance of commercial trucks. It is used in applications where secure fastening is crucial, such as in engine components, chassis assemblies, and other critical areas. The screw ensures that parts remain firmly attached under the rigors of heavy-duty use, contributing to the overall reliability and safety of the truck ².

Key Features

The Socket Head Cap Screw 4959375 is designed with several key features that enhance its performance. It has a hex socket drive, which allows for easy installation and removal using a hex key. The screw is made from high-quality materials, ensuring durability and resistance to corrosion. Its design includes a cap head that provides a larger bearing surface, distributing the load more effectively and reducing the risk of damage to the fastened material.

Benefits

Using Socket Head Cap Screws in truck assemblies offers several advantages. These screws provide increased strength and resistance to loosening, which is vital in dynamic and high-stress environments. The hex socket drive allows for precise torque application, ensuring that screws are tightened to the correct specifications. Additionally, the ease of use with specialized tools makes maintenance and repairs more efficient.

Installation and Usage

Proper installation of the Socket Head Cap Screw 4959375 is critical to ensure its effectiveness. It is recommended to use the appropriate hex key for installation to avoid damage to the socket. Torque specifications should be followed to achieve the correct tension without over-tightening, which could lead to stripping or breakage. Using a torque wrench is advisable to maintain consistency and accuracy during installation.

Troubleshooting and Maintenance

Common issues with Socket Head Cap Screws include loosening over time due to vibration or thermal expansion. Regular inspections should be conducted to identify any signs of wear or damage. If a screw appears loose, it should be re-tightened to the specified torque. In cases where corrosion is present, the affected screw should be replaced to prevent failure. Proper maintenance ensures the longevity and reliable performance of these fasteners.

Safety Considerations

When working with Socket Head Cap Screws, it is important to follow safety practices to prevent injury or damage. Use the correct tools and ensure they are in good condition. Wear appropriate personal protective equipment, such as gloves and safety glasses, to protect against flying debris. Always work in a stable environment and avoid over-tightening, which can lead to tool slippage and potential injury.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and commitment to quality, Cummins has established itself as a trusted name in the automotive industry. The company’s focus on research and development ensures that its products, like the Socket Head Cap Screw 4959375, meet the highest standards of performance and reliability.

Socket Head Cap Screw 4959375 in Cummins Engines

The Socket Head Cap Screw part number 4959375, manufactured by Cummins, is a critical component in several of their engine models. This screw is integral to the assembly and maintenance of the engines, ensuring that various parts are securely fastened.

GTA855 CM558 (CM2358) G101

In the GTA855 CM558 (CM2358) G101 engine, the 4959375 screw is used in multiple applications. It is essential for securing the cylinder heads to the engine block, which is crucial for maintaining the integrity of the combustion chamber and preventing leaks. Additionally, this screw is used in the fastening of various auxiliary components, ensuring they remain in place under operational stresses.

KTA19GC CM558 and KTA38GC CM558

For the KTA19GC CM558 and KTA38GC CM558 engines, the 4959375 screw serves similar purposes. It is employed in securing the cylinder heads, which is vital for maintaining the engine’s performance and longevity. Furthermore, this screw is used in the assembly of other critical components, ensuring that they are tightly fastened and properly aligned. The use of this screw in these engines highlights its importance in maintaining the structural integrity and operational efficiency of the engine.

The consistent use of the 4959375 Socket Head Cap Screw across these engine models underscores its reliability and effectiveness in Cummins’ engine designs.

Role of Part 4959375 Socket Head Cap Screw in Engine Systems

The part 4959375 Socket Head Cap Screw is instrumental in securing various components within engine systems, ensuring stability and proper function. In the Engine Control Module (ECM), this screw is used to fasten the module to its mounting bracket. This secure attachment is essential for maintaining the ECM’s position and ensuring it remains unaffected by vibrations during engine operation.

Similarly, in the Fuel Control Module, the Socket Head Cap Screw plays a significant role in attaching the module to its designated location. This secure fit is vital for the module’s accurate readings and efficient fuel management, directly influencing the engine’s performance and fuel efficiency.

Additionally, the Socket Head Cap Screw is employed in various other engine components where a strong, reliable fastening solution is required. Its design allows for easy installation and removal, making it a preferred choice for applications where maintenance and adjustments are frequent.

The consistent use of part 4959375 across different modules highlights its versatility and reliability in ensuring that engine components are securely fastened, contributing to the overall efficiency and longevity of the engine system.

Conclusion

The Socket Head Cap Screw 4959375, manufactured by Cummins, is a vital component in the assembly and maintenance of commercial truck engines. Its design and features ensure secure fastening, resistance to loosening, and ease of installation and removal. Proper installation, regular maintenance, and adherence to safety practices are essential for the reliable performance of this part. Cummins’ commitment to quality and innovation is reflected in the consistent use of this screw across various engine models, underscoring its reliability and effectiveness in heavy-duty applications.