4956410
Flexible Hose
Cummins®

The Cummins 4956410 Hexagon Head Cap Screw is a specialized fastener designed for use in commercial truck maintenance and operation. Cummins, a well-established name in the commercial truck industry, produces a range of high-quality components, including this particular screw, which plays a significant role in ensuring the reliability and efficiency of truck systems.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a type of fastener characterized by its hexagonal head, which allows for efficient tightening and loosening using common tools such as wrenches or sockets. These screws are widely used in mechanical assemblies to secure components together. Their design ensures a strong and stable connection, making them suitable for various applications where durability and resistance to loosening are required ¹.

Purpose of the 4956410 Hexagon Head Cap Screw in Truck Operation

This Cummins part is integral to the operation and maintenance of commercial trucks. It is utilized in various truck systems to secure critical components, ensuring that parts remain firmly in place under operational stress. This screw is particularly important in applications where vibration and dynamic loads are common, as it helps maintain the integrity of the assembly.

Key Features of the 4956410 Hexagon Head Cap Screw

The 4956410 is designed with several features that enhance its performance and durability. Its hexagonal head shape provides a robust interface for tools, facilitating easy installation and removal. The screw is threaded to ensure a secure fit, and it may include special coatings or treatments to improve corrosion resistance and overall longevity. These design elements contribute to its reliability in demanding truck environments.

Benefits of Using the 4956410 Hexagon Head Cap Screw

Utilizing this part offers several advantages. It provides improved fastening security, which is crucial in applications where components are subject to vibration and dynamic loads. The screw’s design also offers resistance to loosening, ensuring that connections remain stable over time. Additionally, its compatibility with common tools makes installation and removal straightforward, enhancing efficiency during maintenance procedures.

Installation and Usage Guidelines

Correct installation of the 4956410 is vital for optimal performance. It is recommended to follow specific torque specifications provided by the manufacturer to ensure the screw is tightened to the appropriate level. Using the correct tools and techniques during installation helps prevent damage to the screw and the components being fastened. Best practices include verifying the condition of the mating surfaces and ensuring that all components are clean and free of debris before installation.

Troubleshooting and Maintenance

Identifying and addressing common issues related to the 4956410 can help maintain its service life. Corrosion, stripping, and loosening are potential problems that may arise. Regular inspection and maintenance, such as cleaning and reapplying protective coatings, can prevent these issues. If corrosion is detected, it may be necessary to replace the screw to ensure the integrity of the assembly. Proper torque management and avoiding over-tightening can also help prevent stripping.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its wide range of high-quality components and engines. Founded in 1919, Cummins has built a reputation for innovation, reliability, and performance. The company’s product portfolio includes engines, powertrain components, and aftermarket parts, all designed to meet the rigorous demands of commercial trucking. The 4956410 Hexagon Head Cap Screw is a testament to Cummins’ commitment to quality and durability in truck maintenance and operation ².

Cummins Hexagon Head Cap Screw 4956410 in Engine Applications

The Cummins Hexagon Head Cap Screw part number 4956410 is a critical component in the assembly and maintenance of several Cummins engine models. This screw is designed to provide robust fastening capabilities, ensuring that various parts of the engine remain securely attached under operational stresses.

QSK50 and CM2150 Engines

In the QSK50 and CM2150 engines, the 4956410 screw is utilized in various applications where high-strength fastening is required. These engines are known for their durability and efficiency, often used in heavy-duty applications such as marine and industrial settings. The screw’s design ensures that it can withstand the rigorous conditions these engines operate under, maintaining the integrity of the engine’s structure.

MCRS Engines

The MCRS engines also benefit from the use of the 4956410 screw. These engines are typically employed in medium-duty applications, where reliability and performance are paramount. The screw’s hex head provides easy access for tightening and loosening, which is crucial during maintenance and repair operations. Its robust construction ensures that it can endure the operational stresses of these engines, contributing to their longevity and efficiency.

Grouping of Engines

The QSK50 and CM2150 engines, while differing in specific applications, share a commonality in their use of the 4956410 screw for critical fastening tasks. Both engines are designed for high-performance applications, and the screw’s ability to provide secure fastening is essential for their operation. Similarly, the MCRS engines, though medium-duty, also rely on this screw to maintain the structural integrity of the engine components.

The use of the 4956410 screw across these engines highlights its versatility and importance in ensuring the reliability and performance of Cummins engines.

Role of Part 4956410 Hexagon Head Cap Screw in Various Engine Systems

Plumbing Systems

In plumbing systems integrated with engine components, the 4956410 Hexagon Head Cap Screw secures fittings and connections that manage fluid flow. This includes coolant, oil, and fuel lines. The screw ensures that these connections remain tight under varying pressure conditions, preventing leaks that could lead to system failure or reduced efficiency.

Turbocharger

Within the turbocharger assembly, the 4956410 Hexagon Head Cap Screw is utilized to fasten critical components such as the compressor housing, turbine housing, and bearing supports. Its role is to maintain the structural integrity of the turbocharger, ensuring that all parts remain aligned and securely attached during operation. This is particularly important given the high-speed rotation and extreme temperatures encountered in turbocharger applications.

Turbocharger Oil Systems

For turbochargers that incorporate oil feed and return lines, the 4956410 Hexagon Head Cap Screw is employed to secure oil passages and filters. It ensures that oil supply lines are firmly connected, allowing for consistent lubrication of turbocharger bearings. This is essential for reducing friction and wear, thereby enhancing the longevity and performance of the turbocharger.

Conclusion

The Cummins 4956410 Hexagon Head Cap Screw is a vital component in the maintenance and operation of commercial trucks and engines. Its design and features ensure secure fastening, resistance to loosening, and compatibility with common tools, making it an essential part for various applications in the automotive industry. Proper installation, maintenance, and understanding of its role in different engine systems contribute to the overall reliability and performance of Cummins engines.