4014674
Regular Hexagon Nut
Cummins®

The 4014674 Regular Hexagon Nut, manufactured by Cummins, is a specialized fastening component designed for use in commercial truck applications. Cummins, a renowned manufacturer of diesel engines and related components, produces this nut to meet the demanding requirements of heavy-duty truck operations. This part plays a role in ensuring the secure attachment of various components within commercial trucks, contributing to their overall structural integrity and performance.

Basic Concepts of Regular Hexagon Nuts

A regular hexagon nut is a type of fastener characterized by its six-sided shape. This hexagonal design allows for efficient and secure tightening using standard tools, such as wrenches or sockets. The shape provides a stable and consistent surface for applying torque, reducing the risk of slippage during installation or removal. The hexagonal geometry ensures that the nut can be evenly tightened, which is important for maintaining a secure fit in fastening applications ¹.

Purpose and Role in Truck Operation

The 4014674 Regular Hexagon Nut serves a specific purpose in commercial trucks by securing various components together. It is used in applications where a strong, reliable fastening solution is required to withstand the rigors of heavy-duty truck operations. By providing a secure attachment, this nut helps maintain the structural integrity of the truck, ensuring that components remain firmly in place under varying loads and conditions. Its role is vital in applications where vibration and dynamic forces are present, such as in the engine, transmission, and chassis systems ².

Key Features

The 4014674 Regular Hexagon Nut is designed with several key features to enhance its performance and durability. It is typically made from high-strength materials, such as alloy steel, to withstand the demanding conditions of commercial truck applications. The nut features a precise thread size that matches the corresponding bolts or studs it is designed to pair with, ensuring a secure and reliable connection. Additionally, it may include unique design elements, such as a chamfered edge for easier installation or a corrosion-resistant coating to extend its service life in harsh environments.

Benefits

Using the 4014674 Regular Hexagon Nut offers several benefits in commercial truck applications. Its design provides improved fastening security, reducing the risk of loosening over time. The high-strength material composition ensures durability and longevity, even in the harsh operating conditions typical of commercial trucks. The nut’s resistance to corrosion and wear further enhances its reliability, contributing to the overall safety and performance of the vehicle.

Installation Guidelines

Proper installation of the 4014674 Regular Hexagon Nut is crucial for ensuring optimal performance and safety. To install the nut, first, ensure that the mating surface is clean and free of debris. Use the appropriate wrench or socket to tighten the nut to the specified torque settings provided by the manufacturer. It is important to follow the recommended torque sequence to ensure even tightening and to avoid over-tightening, which can lead to damage. Regularly inspect the nut and its connection for signs of wear or loosening, and re-tighten as necessary to maintain a secure fit.

Troubleshooting and Maintenance

Common issues associated with regular hexagon nuts include loosening due to vibration, corrosion, and wear. To troubleshoot these issues, regularly inspect the nuts for signs of damage or corrosion. If a nut appears loose, re-tighten it to the specified torque settings. In cases of severe corrosion or damage, replace the nut to ensure continued reliable performance. Maintenance practices, such as applying a thread locker or anti-seize compound, can help prolong the life of the nut and prevent issues related to corrosion and seizing.

Cummins: Manufacturer Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including diesel and natural gas engines, as well as related technologies. Founded in 1919, Cummins has built a reputation for innovation, quality, and reliability in the commercial vehicle industry. The company’s commitment to excellence is evident in its extensive product line, which includes engines, filtration systems, and aftermarket parts designed to meet the needs of heavy-duty truck applications. Cummins’ expertise and dedication to customer satisfaction make it a trusted name in the industry.

Cummins Engine Part 4014674: Regular Hexagon Nut

The Regular Hexagon Nut, part number 4014674, manufactured by Cummins, is a critical component in the assembly and maintenance of several Cummins engine models. This part is essential for securing various engine parts and ensuring the structural integrity of the engine.

QSK60 G CM2358 K110

In the QSK60 G CM2358 K110 engine, the Regular Hexagon Nut 4014674 is used in multiple applications. It is often employed in the fastening of engine mounts, ensuring that the engine remains securely attached to the vehicle or machinery. Additionally, this nut is integral in securing various brackets and support structures, contributing to the overall stability and performance of the engine.

QSV91-G4 CM558/CM700 V102

For the QSV91-G4 CM558/CM700 V102 engine, the Regular Hexagon Nut 4014674 plays a vital role in the engine’s assembly. It is commonly used in the fastening of the cylinder head bolts, which is crucial for maintaining the proper sealing and alignment of the cylinder head. This nut ensures that the cylinder head is securely fastened, preventing leaks and maintaining the engine’s efficiency.

QSV91G

In the QSV91G engine, the Regular Hexagon Nut 4014674 is utilized in various fastening applications. It is often found in the attachment of engine accessories, such as the alternator and air conditioning compressor, to the engine block. This nut helps to secure these components, ensuring they remain in place during operation and reducing the risk of mechanical failure.

The Regular Hexagon Nut 4014674 is a versatile and essential component in the Cummins engine lineup, providing the necessary strength and reliability for a variety of applications. Its use in securing critical engine parts ensures the longevity and performance of the engine, making it a trusted choice for engine builders and maintenance professionals.

Role of Part 4014674 Regular Hexagon Nut in Engine Systems

In the intricate arrangement of engine systems, the Regular Hexagon Nut (part 4014674) serves as a fundamental component that ensures secure connections and maintains the integrity of various assemblies. This nut is integral in the fastening processes across multiple engine components, contributing to the overall efficiency and reliability of the engine.

Turbocharger Assembly

Within the turbocharger system, the Regular Hexagon Nut is employed to fasten the turbocharger to the exhaust manifold. This secure connection is vital for the turbocharger’s operation, as it ensures that the turbine wheel spins efficiently in response to the exhaust gases. The nut’s role here is to withstand high temperatures and pressures, maintaining a tight seal that prevents exhaust leaks and ensures optimal turbocharger performance.

Exhaust Manifold and Plumbing

In the exhaust manifold, the Regular Hexagon Nut is used to connect the manifold to the engine block and to secure the exhaust pipes. This connection is essential for directing exhaust gases away from the engine efficiently. The nut must be torqued to the manufacturer’s specifications to ensure a leak-free seal, which is important for maintaining engine performance and reducing emissions.

Crankcase and Breather System

The Regular Hexagon Nut also plays a part in the crankcase breather system. It is used to secure the breather hoses and valves, which are responsible for venting pressure from the crankcase. This helps in maintaining a clean oil environment and preventing oil contamination. The secure fit provided by the nut is essential for the proper functioning of the breather system, ensuring that the engine operates smoothly and efficiently.

Manifold and Exhaust Outlet Connection

At the connection points between the manifold and the exhaust outlet, the Regular Hexagon Nut ensures that these components are firmly attached. This is important for the structural integrity of the exhaust system and for preventing any potential leaks that could affect engine performance and increase emissions.

Conclusion

In summary, the Regular Hexagon Nut (part 4014674) is a versatile component that plays a significant role in securing various connections within engine systems. Its application across turbochargers, exhaust manifolds, crankcase breather systems, and exhaust outlets underscores its importance in maintaining the operational efficiency and reliability of the engine.