3697357
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Cummins 3697357 Hexagon Flange Head Cap Screw is a specialized fastener designed for use in commercial trucks. It is engineered to provide secure and reliable fastening in various truck components, ensuring the integrity and performance of critical systems. This screw is particularly valued in the trucking industry for its robust design and dependable functionality.

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 standard tools, while the flange provides additional surface area for distribution of clamping force. This design helps prevent the screw from sinking into softer materials and enhances the stability of the fastened components ¹.

Purpose and Role in Truck Operation

The 3697357 Hexagon Flange Head Cap Screw plays a significant role in the operation and maintenance of commercial trucks. It is used in various applications, including securing engine components, transmission parts, and chassis assemblies. By providing a strong and stable connection, this screw helps maintain the structural integrity and performance of these critical systems. Its application in truck components ensures that parts remain securely fastened, even under the demanding conditions of heavy-duty use ².

Key Features

The 3697357 Hexagon Flange Head Cap Screw features a hexagonal head design, which allows for easy and precise tightening with common tools. The flange at the base of the screw head distributes clamping force more evenly, reducing the risk of damage to the fastened material. Additionally, the screw is made from high-quality materials that offer excellent resistance to corrosion and wear, ensuring durability in harsh operating environments. These features contribute to the screw’s effectiveness and longevity in commercial truck applications ³.

Benefits

Using the 3697357 Hexagon Flange Head Cap Screw in truck maintenance and repair offers several benefits. The screw provides enhanced fastening security, ensuring that components remain firmly in place under vibration and stress. Its resistance to corrosion and wear prolongs the lifespan of the fastener, reducing the need for frequent replacements. Additionally, the ease of use with standard tools simplifies installation and maintenance procedures, saving time and labor costs.

Installation Guidelines

Proper installation of the 3697357 Hexagon Flange Head Cap Screw is crucial for ensuring secure and effective fastening. Begin by selecting the appropriate size and grade of screw for the application. Clean the mating surfaces to remove any debris or contaminants that could affect the screw’s performance. Use a torque wrench to tighten the screw to the manufacturer’s specified torque settings, ensuring consistent clamping force. Avoid over-tightening, which can lead to damage or stripping of the threads. Regularly inspect the screw and fastened components for signs of wear or loosening, and re-tighten as necessary to maintain secure connections.

Troubleshooting and Maintenance

Common issues with the 3697357 Hexagon Flange Head Cap Screw may include loosening due to vibration, corrosion, or wear. To address these problems, regularly inspect the screws and fastened components for any signs of damage or deterioration. If corrosion is present, clean the affected areas and apply a suitable anti-corrosive coating. Replace any screws that show signs of significant wear or damage to ensure continued reliable performance. Additionally, maintaining proper torque settings during installation and re-tightening can help prevent loosening and extend the lifespan of the fastener.

Compatibility and Applications

The 3697357 Hexagon Flange Head Cap Screw is compatible with a wide range of truck models and components. It is commonly used in applications such as securing engine mounts, transmission housings, and chassis components. Its versatile design and high-quality construction make it suitable for various fastening needs in the commercial truck industry.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established itself as a trusted provider of innovative and reliable solutions for the commercial truck industry. The company’s commitment to quality and innovation is evident in its comprehensive range of truck components, including the 3697357 Hexagon Flange Head Cap Screw, which is designed to meet the rigorous demands of heavy-duty applications.

Cummins Engine Compatibility with Hexagon Flange Head Cap Screw (Part 3697357)

The Cummins Hexagon Flange Head Cap Screw, part number 3697357, is a critical component used in various engine models. This screw is designed to secure certain parts within the engine assembly, ensuring stability and reliability during operation.

ISG11 CM2880 G108 and ISG12 CM2880 G107

The ISG11 CM2880 G108 and ISG12 CM2880 G107 engines both utilize the Hexagon Flange Head Cap Screw in several key areas. This screw is typically used for fastening components that require a secure and stable connection, such as cylinder heads or engine blocks. Its flange head design provides a large bearing surface, which is essential for distributing the load evenly and preventing damage to the engine parts.

QSG12/X12 CM2350 G110

In the QSG12/X12 CM2350 G110 engine, the Hexagon Flange Head Cap Screw is employed in similar applications as in the ISG11 and ISG12 models. It is used to secure various engine components, ensuring that they remain tightly fastened and properly aligned. The screw’s design allows for easy installation and removal, which is crucial during maintenance and repair operations.

X12 CM2350 X119B and X12 CM2670 X121B

The X12 CM2350 X119B and X12 CM2670 X121B engines also benefit from the use of the Hexagon Flange Head Cap Screw. In these engines, the screw is used to fasten components that are subject to high stress and vibration. The flange head provides a broad surface area, which helps in maintaining a tight grip even under challenging conditions. This ensures that the engine parts remain securely fastened, contributing to the overall performance and longevity of the engine.

Role of Part 3697357 Hexagon Flange Head Cap Screw in Engine Systems

Part 3697357 Hexagon Flange Head Cap Screw is integral in securing and maintaining the integrity of various components within engine systems. Its design allows for efficient torque transfer and secure fastening, which is essential for the reliable operation of engine components.

Damper Integration

In engine systems, dampers are used to absorb and reduce vibrations, ensuring smooth operation and longevity of the engine. The Hexagon Flange Head Cap Screw plays a significant role in this context by firmly attaching the damper to its mounting points. This secure attachment is vital for the damper to function effectively, as any looseness could lead to inefficient vibration absorption and potential damage to other engine components.

Vibration Control

Engines inherently produce vibrations during operation, which, if not properly managed, can lead to wear and tear on various parts. The Hexagon Flange Head Cap Screw is employed to fasten components that are part of the vibration control system. By ensuring these components remain tightly secured, the screw helps maintain the effectiveness of the vibration control measures, contributing to the overall stability and performance of the engine.

Conclusion

The Cummins 3697357 Hexagon Flange Head Cap Screw is a critical component in the assembly and maintenance of commercial truck engines. Its robust design, reliable fastening capabilities, and compatibility with various engine models make it an essential part for ensuring the stability and performance of engine systems. Proper installation and maintenance of this screw are vital for the efficient and safe operation of commercial trucks.