4323488
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Cummins 4323488 Hexagon Flange Head Cap Screw is a specialized fastener designed for use in commercial trucks. It is engineered to provide secure and durable fastening solutions in various truck components, ensuring reliable performance under demanding conditions.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of bolt characterized by its hexagonal head and flanged base. The hexagonal head allows for efficient tightening and loosening using a wrench or socket, while the flange provides additional surface area for distribution of clamping force. This design enhances the screw’s ability to resist loosening due to vibration and movement, making it suitable for heavy-duty applications ¹.

Purpose and Role in Truck Operation

This Cummins part plays a significant role in the operation and maintenance of commercial trucks by securing critical components and assemblies. It is commonly used in applications where high clamping force and resistance to vibration are required, such as in engine mounts, transmission housings, and chassis components. Its design ensures that components remain firmly in place, contributing to the overall safety and performance of the truck ².

Key Features

The 4323488 features a hexagonal head that facilitates easy and precise tightening, a flange that enhances clamping force distribution, and is typically made from high-strength materials to ensure durability. These features contribute to its functionality by providing a secure fastening solution that can withstand the rigors of commercial truck operation.

Benefits

Using this part in truck applications offers several benefits. Its design enhances fastening security by providing a stable and vibration-resistant connection. The ease of installation and removal, thanks to the hexagonal head, allows for efficient maintenance and repair procedures. Additionally, the flange contributes to a more even distribution of clamping force, reducing the risk of component damage.

Installation and Usage

Proper installation of the 4323488 involves using the correct torque specifications to ensure a secure fastening without over-tightening, which could lead to damage. Best practices include cleaning the mating surfaces before installation, using a torque wrench for accurate tightening, and periodically checking the fastener for signs of loosening or wear to maintain optimal performance.

Troubleshooting and Maintenance

Common issues with the 4323488, such as loosening or corrosion, can often be addressed through regular inspection and maintenance. Ensuring that fasteners are properly torqued and protected from environmental factors can help prolong their lifespan. In cases of corrosion, cleaning and reapplying a suitable protective coating can restore functionality.

Safety Considerations

When working with the 4323488, it is important to follow safety practices to prevent injury and ensure proper handling. This includes using the appropriate tools for installation and removal, storing fasteners in a dry and organized manner to prevent damage, and disposing of used or damaged screws in accordance with local regulations.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and commitment to quality, Cummins plays a significant role in the commercial truck industry by providing reliable and efficient components that enhance the performance and durability of trucks.

Hexagon Flange Head Cap Screw (Part 4323488) in Cummins Engines

The Hexagon Flange Head Cap Screw, identified by the part number 4323488, is a critical component in the assembly and maintenance of several Cummins engine models. This part is integral to the structural integrity and operational efficiency of the engines, ensuring that various components are securely fastened and aligned.

Application in QSK95 CM2350 Engines

In the QSK95 CM2350 engines, the 4323488 screw is utilized in several key areas. It is commonly found in the engine’s head assembly, where it helps to secure the cylinder head to the engine block. This ensures that the combustion chamber is properly sealed, which is essential for maintaining engine performance and efficiency. Additionally, this screw is used in the mounting of various engine accessories and components, ensuring they remain firmly in place during operation.

Application in QSK95 CM2350 K111 and K113 Engines

The QSK95 CM2350 K111 and K113 engines also benefit from the use of the 4323488 screw. In these models, the screw is employed in similar roles as in the CM2350, securing the cylinder head and other critical components. The K111 and K113 variants, which may have specific design modifications or enhancements, rely on this screw to maintain the precision and alignment required for optimal engine performance. The use of this screw in these engines ensures that all parts are held together with the necessary strength and stability, contributing to the overall durability and reliability of the engine.

Importance of the Hexagon Flange Head Cap Screw

The use of the 4323488 screw in these Cummins engines underscores its importance in maintaining the structural integrity and operational efficiency of the engines. Its design, featuring a hexagonal head and flange, allows for easy and secure fastening, which is crucial in the high-stress environment of an engine. The screw’s material and construction also ensure that it can withstand the operational conditions, including high temperatures and pressures, without compromising its performance.

Role of Part 4323488 Hexagon Flange Head Cap Screw in Engine Systems

The part 4323488 Hexagon Flange Head Cap Screw is instrumental in securing various components within engine systems, ensuring stability and efficient operation.

Filter Assembly

In the filter assembly, the Hexagon Flange Head Cap Screw is used to fasten the filter housing to the engine block or other mounting surfaces. This secure attachment is essential for maintaining the integrity of the filtration system, ensuring that contaminants are effectively removed from the lubricating oil without any leaks or disruptions.

Lubricating Oil System

Within the lubricating oil system, this screw plays a significant role in attaching the oil pump to the engine block. The oil pump is responsible for circulating lubricating oil throughout the engine, reducing friction and wear on moving parts. The secure fastening provided by the Hexagon Flange Head Cap Screw ensures that the oil pump remains firmly in place, allowing for consistent and reliable oil flow.

Housing Components

For housing components, such as the flywheel housing, the Hexagon Flange Head Cap Screw is utilized to fasten the housing to the engine. The flywheel is a key component in storing rotational energy and smoothing out the power delivery from the engine. Secure attachment of the flywheel housing is vital for maintaining the balance and efficiency of the engine’s operation.

Flywheel Attachment

In the context of the flywheel, the Hexagon Flange Head Cap Screw is often used to attach the flywheel to the crankshaft. This connection is fundamental for transmitting the engine’s power to the transmission system. The robust and reliable fastening provided by this screw ensures that the flywheel remains securely attached, contributing to the overall performance and durability of the engine.

Conclusion

The Cummins 4323488 Hexagon Flange Head Cap Screw is a vital component in the maintenance and operation of commercial trucks and Cummins engines. Its design and features ensure secure fastening, resistance to vibration, and durability under demanding conditions. Proper installation, regular maintenance, and adherence to safety practices are essential for maximizing the performance and lifespan of this critical fastener.