4001164
Retaining Brace
Cummins®

The Lock Nut Fastener 4001164, manufactured by Cummins, is a specialized component designed for secure fastening in commercial truck applications. Fasteners play a significant role in the maintenance and operation of commercial trucks, ensuring that components remain securely attached under various operating conditions. This overview provides insight into the Lock Nut Fastener 4001164, its purpose, and the importance of such components in the trucking industry.

Basic Concepts of Lock Nut Fasteners

Lock nut fasteners are designed to prevent loosening due to vibration or other dynamic forces. They achieve this through various locking mechanisms, such as nylon inserts, deformed threads, or locking patches. These mechanisms create friction or interference that holds the nut in place. In mechanical assemblies, lock nut fasteners are used to secure components that experience significant movement or stress, ensuring long-term stability and safety ¹.

Purpose and Role in Truck Operation

The 4001164 Lock Nut Fastener is specifically engineered for use in commercial trucks. It plays a role in the secure assembly of components, contributing to the overall integrity and safety of the vehicle. By preventing nuts from loosening, it ensures that critical connections remain intact, which is vital for the performance and durability of the truck ².

Key Features

The 4001164 Lock Nut Fastener features a robust material composition, typically including high-strength steel, which provides durability and resistance to wear. Its design incorporates elements that enhance its locking capability, such as a nylon insert or deformed threads. These features ensure a secure fit and resistance to vibration, differentiating it from standard nuts.

Benefits of Using Lock Nut Fasteners

Incorporating lock nut fasteners like the 4001164 in truck assemblies offers several advantages. These include improved security of fastening, which is crucial in dynamic environments where vibrations are common. Lock nut fasteners also provide resistance to loosening over time, ensuring long-term reliability and reducing the need for frequent maintenance ³.

Installation Guidelines

Proper installation of the 4001164 Lock Nut Fastener is crucial for its effectiveness and durability. It should be installed with the correct torque specifications to ensure a secure fit without over-tightening, which could damage the threads or the component being fastened. Alignment is also important to ensure that the nut engages properly with the bolt or stud. Following best practices during installation will help maintain the integrity of the fastening and the overall performance of the truck.

Troubleshooting Common Issues

Common problems associated with lock nut fasteners include loosening over time or damage due to corrosion or excessive force. To address these issues, regular inspections are recommended to identify any signs of wear or loosening. If a lock nut fastener is found to be loose, it should be re-tightened to the specified torque or replaced if damaged. Corrosion can be mitigated by using fasteners with protective coatings or treatments.

Maintenance Tips

Regular inspection and maintenance of lock nut fasteners are important to ensure ongoing performance. Fasteners should be checked for signs of wear, corrosion, or loosening during routine maintenance intervals. Recognizing these signs early can prevent more significant issues down the line. When replacing fasteners, it is important to use the correct type and size to maintain the integrity of the assembly.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer with a rich history in the production of diesel engines and components. Known for its expertise and commitment to quality, Cummins has established a strong reputation in the commercial truck industry. The company’s focus on innovation and reliability ensures that its products, including the 4001164 Lock Nut Fastener, meet the high standards required for commercial applications.

Lock Nut Fastener 4001164 in Cummins Engines

The Lock Nut Fastener 4001164, manufactured by Cummins, is a critical component in the assembly and maintenance of several engine models. This part is integral to the secure fastening of various engine parts, ensuring that they remain tightly secured under operational conditions.

In the QSK60 CM500 and QSK78 CM500 engines, the Lock Nut Fastener 4001164 is utilized in multiple areas where secure fastening is paramount. Its design allows for reliable performance, preventing loosening due to vibrations and thermal expansion, which are common in high-performance engines.

For the QSK60 CM500, this lock nut fastener is often used in the cylinder head assembly, ensuring that the head bolts remain tightly fastened. This is crucial for maintaining the integrity of the combustion chamber and preventing leaks. Similarly, in the QSK78 CM500, the part is employed in the engine block assembly, securing various internal components and ensuring the structural integrity of the engine.

The use of the Lock Nut Fastener 4001164 in these engines underscores Cummins’ commitment to quality and reliability. This part’s precision engineering ensures that it fits seamlessly into the engine’s design, providing a dependable fastening solution that enhances the overall performance and longevity of the engines.

Role of Part 4001164 Lock Nut Fastener in Engine Systems

The part 4001164 Lock Nut Fastener is an essential component in securing various elements within engine systems. Its primary function is to provide a reliable and durable fastening solution that ensures components remain firmly in place under operational conditions.

Securing the Engine Cover

In engine systems, the cover serves as a protective enclosure for internal components, shielding them from external contaminants and providing structural integrity. The 4001164 Lock Nut Fastener plays a significant role here by securing the cover to the engine frame. This fastening ensures that the cover remains tightly sealed, maintaining the engine’s efficiency and protecting sensitive parts from damage.

Hand Hole Assembly

The hand hole is a designated access point in the engine cover, allowing mechanics to reach internal components for maintenance or repair. The 4001164 Lock Nut Fastener is utilized to secure the hand hole cover, ensuring it stays in place during engine operation. This is particularly important in high-vibration environments where loose components can lead to operational issues or safety hazards.

By effectively utilizing the 4001164 Lock Nut Fastener in these applications, engine systems benefit from enhanced reliability and durability. The fastener’s design ensures that critical components like the cover and hand hole remain securely attached, contributing to the overall performance and longevity of the engine.

Conclusion

The 4001164 Lock Nut Fastener is a vital component in the maintenance and operation of commercial trucks and Cummins engines. Its robust design, featuring high-strength materials and advanced locking mechanisms, ensures secure fastening under dynamic conditions. Proper installation, regular maintenance, and timely troubleshooting are essential to maximize the benefits of this Cummins part, contributing to the overall reliability and performance of the vehicle and engine systems.