2874077
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Hexagon Flange Head Cap Screw, identified by part number 2874077, is a component manufactured by Cummins, a well-established name in the commercial truck industry. This screw plays a significant role in the assembly and maintenance of commercial trucks, ensuring secure fastening and reliable performance under demanding conditions.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and a flange beneath the head. The hexagonal head allows for efficient tightening and loosening using a wrench, while the flange provides a larger bearing surface that distributes the load more evenly, reducing the risk of the screw sinking into the material ¹. Within a mechanical system, these screws are used to join components securely, ensuring structural integrity and proper function.

Purpose and Role in Truck Operation

The 2874077 Hexagon Flange Head Cap Screw is specifically designed for use in commercial trucks. It serves to fasten various components securely, contributing to the overall stability and reliability of the vehicle. By providing a strong and durable connection, this screw helps maintain the alignment and integrity of truck parts, which is vital for safe and efficient operation ².

Key Features

The 2874077 Hexagon Flange Head Cap Screw features a hexagonal head that facilitates easy and precise tightening. The flange beneath the head enhances the screw’s load-bearing capacity and prevents it from being pulled through the material. Additionally, the screw is made from high-quality materials, ensuring it can withstand the rigors of commercial truck use, including exposure to vibrations, weather, and heavy loads ³.

Benefits

Using the 2874077 Hexagon Flange Head Cap Screw offers several advantages. Its design enhances durability, making it resistant to loosening over time, even under dynamic loads. The hexagonal head allows for straightforward installation and removal, reducing the time and effort required for maintenance tasks. Furthermore, the flange provides additional stability, ensuring a secure fit that can endure the stresses of commercial truck operations.

Installation and Usage

Proper installation of the 2874077 Hexagon Flange Head Cap Screw is crucial for ensuring its effectiveness. It should be installed using the appropriate torque specifications to achieve the correct tension without over-tightening, which could damage the screw or the surrounding material. Best practices include using a torque wrench to apply the recommended torque and ensuring the screw is aligned properly with the components it is fastening.

Troubleshooting and Maintenance

Common issues with the 2874077 Hexagon Flange Head Cap Screw may include loosening over time or damage due to corrosion. Regular inspections can help identify these problems early. If a screw appears loose, it should be re-tightened to the specified torque. In cases of corrosion, the affected screw should be replaced to maintain the integrity of the fastening. Routine maintenance, such as cleaning and applying a protective coating, can help prolong the screw’s lifespan and ensure optimal performance.

Cummins: Manufacturer Overview

Cummins is a renowned manufacturer in the commercial truck industry, known for its commitment to quality and innovation. With a rich history of producing reliable and high-performance components, Cummins has established a strong reputation for excellence. The company’s dedication to advancing technology and maintaining stringent quality control processes ensures that its products, including the 2874077 Hexagon Flange Head Cap Screw, meet the demanding requirements of commercial truck applications.

Hexagon Flange Head Cap Screw 2874077 in Cummins Engines

The Cummins-manufactured Hexagon Flange Head Cap Screw, part number 2874077, is a critical component in several Cummins engine models. This screw is designed to provide a secure fastening solution, ensuring the integrity and performance of the engine’s various assemblies.

Application in Specific Engine Models

QSZ13 CM2150 Z101 and QSZ13 CM2150 Z102

In the QSZ13 CM2150 Z101 and QSZ13 CM2150 Z102 engines, the 2874077 screw is used in several key areas. It is typically employed in securing engine covers, ensuring that they remain tightly fastened to prevent leaks and maintain the engine’s internal pressure. Additionally, this screw is used in the mounting of various engine components, providing stability and alignment necessary for optimal engine operation.

X12 CM2350 X119B

For the X12 CM2350 X119B engine, the 2874077 screw plays a crucial role in the assembly of the engine’s exhaust system. It is used to fasten exhaust manifolds and other related components, ensuring that the exhaust system remains securely attached and performs efficiently. This screw is also utilized in the mounting of engine accessories, such as turbochargers and intercoolers, where precision and reliability are paramount.

Z13 Z108G

In the Z13 Z108G engine, the 2874077 screw is integral to the engine’s lubrication system. It is used to secure oil pans and other components related to the oil system, ensuring that there are no leaks and that the engine’s lubrication is maintained at optimal levels. Furthermore, this screw is used in the mounting of various engine brackets and supports, providing the necessary strength and durability for the engine’s operation.

Grouping by Common Usage

While the specific applications of the 2874077 screw may vary across different engine models, there are common usage patterns that can be observed. In all the engines mentioned, the screw is used in securing engine covers, mounting engine components, and ensuring the integrity of the engine’s various systems. This commonality highlights the versatility and importance of the 2874077 screw in Cummins engine assemblies.

Role of Part 2874077 Hexagon Flange Head Cap Screw in Engine Systems

The part 2874077 Hexagon Flange Head Cap Screw is instrumental in ensuring the structural integrity and operational efficiency of various engine components.

Front Engine Support

In the front engine support system, the Hexagon Flange Head Cap Screw plays a significant role in securing the engine to the vehicle’s chassis. This connection is vital for absorbing and distributing the forces generated during engine operation, which helps in maintaining alignment and reducing vibrations. The screw’s design allows for a robust attachment, ensuring that the engine remains firmly in place under various driving conditions.

Front Gear Housing

Within the front gear housing, the Hexagon Flange Head Cap Screw is used to fasten critical components such as gear covers and housing plates. This application ensures that the gear housing remains sealed and protected from external contaminants, which is essential for the longevity and performance of the gears. The screw’s flange head provides additional surface area for torque application, allowing for a secure and leak-proof assembly.

Overall, the part 2874077 Hexagon Flange Head Cap Screw is a fundamental component in maintaining the structural and functional integrity of these engine systems.

Conclusion

The 2874077 Hexagon Flange Head Cap Screw by Cummins is a vital component in the assembly and maintenance of commercial trucks and Cummins engines. Its design, featuring a hexagonal head and a flange, ensures secure fastening and reliable performance under demanding conditions. The screw’s key features, including its durability and ease of installation, make it an essential part in various engine systems, contributing to the overall stability and efficiency of the vehicle.