3008878
Hexagon Head Cap Screw
Cummins®

The 3008878 Hexagon Head Cap Screw, manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. Cummins, a well-established name in the commercial truck industry, produces this screw to meet the demanding requirements of heavy-duty applications. This part is integral to various truck systems, ensuring components are securely fastened and maintained under rigorous operating conditions.

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 a wrench or socket. These screws are commonly used in mechanical assemblies to secure components together. They function by converting rotational force into axial force, which clamps parts together, ensuring stability and integrity in the assembly ¹.

Purpose of the 3008878 Hexagon Head Cap Screw in Truck Operation

The 3008878 Hexagon Head Cap Screw plays a specific role in the operation and maintenance of commercial trucks. It is utilized in various truck systems, including engine components, transmission assemblies, and chassis structures. By securely fastening these critical components, the screw helps maintain the structural integrity and operational efficiency of the truck ².

Key Features of the 3008878 Hexagon Head Cap Screw

The 3008878 Hexagon Head Cap Screw is designed with several key features to enhance its performance and durability. It is typically made from high-strength steel, ensuring it can withstand significant loads and stresses. The screw features a coarse thread, which provides a strong grip and resistance to loosening. Its hexagonal head is designed for easy engagement with tools, facilitating quick and efficient installation and removal.

Benefits of Using the 3008878 Hexagon Head Cap Screw

Using the 3008878 Hexagon Head Cap Screw offers several advantages. Its durable material composition ensures long-lasting performance even under harsh conditions. The screw’s design resists loosening, which is crucial for maintaining the integrity of truck assemblies over time. Additionally, the hexagonal head allows for straightforward installation and removal, reducing downtime during maintenance procedures.

Installation and Usage Guidelines

Proper installation of the 3008878 Hexagon Head Cap Screw involves several steps to ensure optimal performance. Begin by cleaning the mating surfaces to remove any debris or corrosion. Use a torque wrench to install the screw, applying the recommended torque specification to avoid over-tightening or under-tightening. It is also advisable to use a suitable lubricant to facilitate installation and prevent seizing.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws include loosening and corrosion. To address these problems, regularly inspect screws for signs of wear or damage. If a screw appears loose, re-tighten it to the specified torque. In cases of corrosion, clean the affected area and consider applying a corrosion-resistant coating to prevent further degradation. Regular maintenance helps ensure the longevity and performance of the screws.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its high-quality engines and components. Founded in 1919, Cummins has a long history of innovation and excellence. The company offers a wide range of products, including engines, powertrains, and aftermarket parts, all designed to meet the rigorous demands of commercial trucking. Cummins’ reputation for reliability and performance makes it a trusted name among truck manufacturers and operators.

Cummins Hexagon Head Cap Screw 3008878 in Engine Applications

The Cummins Hexagon Head Cap Screw part number 3008878 is a critical component in various engine assemblies, ensuring secure fastening and structural integrity. This screw is designed to withstand high stress and provide reliable performance in demanding environments.

K19 Engine

In the K19 engine, the 3008878 is utilized in several key areas. It is often employed to secure engine components such as the cylinder head, intake manifold, and exhaust manifold. The screw’s robust design and precise threading ensure that these components are tightly fastened, preventing leaks and maintaining optimal engine performance. Additionally, it is used in the engine block to secure various brackets and supports, contributing to the overall stability and durability of the engine.

Grouping of Engines

While the K19 engine is a notable application, the 3008878 is also compatible with other Cummins engines within the same family. This screw is designed to fit seamlessly into the engine architecture, providing a standardized solution for fastening needs across multiple engine models. Its versatility and reliability make it an essential component in the assembly of these engines, ensuring that all parts are securely fastened and properly aligned.

Role of Part 3008878 Hexagon Head Cap Screw in Engine Systems

The part 3008878 Hexagon Head Cap Screw is instrumental in securing various components within engine systems, ensuring stability and proper function.

Flange Mounting Damper

In the context of a flange mounting damper, the 3008878 is used to firmly attach the damper to the engine block or other mounting surfaces. This secure attachment is essential for the damper to effectively absorb and dissipate vibrational energy, thus maintaining engine stability and reducing wear on connected components.

Damper

When integrated into a standard damper system, the 3008878 plays a key role in maintaining the structural integrity of the damper assembly. It ensures that all parts remain aligned and securely fastened, allowing the damper to perform its function of minimizing vibrations transmitted from the engine to other parts of the vehicle.

Vibration Dampener

For vibration dampeners, the 3008878 is utilized to attach the dampener to the crankshaft or other rotating components. This secure fastening is vital for the dampener to effectively reduce torsional vibrations, which can otherwise lead to increased stress on the engine components and decreased overall performance.

Kit 4-14 Inch #1 Clutch Housing

In the assembly of a kit 4-14 inch #1 clutch housing, the 3008878 is employed to fasten the housing to the engine or transmission. This ensures that the clutch housing remains stable during operation, which is important for the consistent engagement and disengagement of the clutch, thereby enhancing the driving experience and longevity of the clutch system.

Vibration Kit

Within a vibration kit, the 3008878 is used to attach various components designed to mitigate vibrational issues. These components may include brackets, mounts, and additional dampening materials. The secure attachment provided by the screw ensures that the vibration kit functions as intended, reducing unwanted vibrations and enhancing the smoothness of engine operation.

Conclusion

The 3008878 Hexagon Head Cap Screw by Cummins is a vital component in the commercial truck industry, offering durability, reliability, and ease of use. Its application in various engine systems underscores its importance in maintaining the structural integrity and operational efficiency of commercial trucks. Proper installation, regular maintenance, and understanding its role in engine applications are key to maximizing the performance and longevity of this Cummins part.