3915767
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Hexagon Flange Head Cap Screw, identified by part number 3915767, is a component manufactured by Cummins, a well-established name in the commercial truck industry. This screw plays a significant role in the maintenance and operation of commercial trucks, ensuring the secure fastening of various components. Cummins is renowned for its commitment to quality and innovation, making this screw a reliable choice for truck maintenance professionals ¹.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and flange beneath the head. The hexagonal head allows for efficient torque application using standard tools, while the flange provides additional surface area to distribute load and prevent the screw from sinking into the material ². Within a truck’s mechanical system, these screws are used to fasten components securely, ensuring structural integrity and operational efficiency.

Purpose and Role in Truck Operation

The Hexagon Flange Head Cap Screw (Part #3915767) is integral to the operation and maintenance of commercial trucks. It is employed in various truck components, including engine mounts, chassis assemblies, and body panels. By providing a secure and stable connection, this screw helps maintain the alignment and functionality of these components, contributing to the overall performance and safety of the truck ³.

Key Features

The Hexagon Flange Head Cap Screw boasts several key features that enhance its effectiveness and durability. Its hexagonal head design allows for precise torque application, reducing the risk of over-tightening or stripping. The flange characteristic provides additional load distribution, minimizing the likelihood of the screw sinking into the material. Additionally, the screw is crafted from high-quality materials, ensuring resistance to corrosion and wear, which is crucial in the demanding environment of commercial truck operation.

Benefits

Utilizing the Hexagon Flange Head Cap Screw in truck maintenance offers several advantages. The screw’s design enhances fastening security, providing a robust connection that resists loosening due to vibration—a common issue in heavy-duty applications. Its ease of installation and removal simplifies maintenance procedures, allowing for efficient repairs and adjustments. Furthermore, the screw’s durability ensures long-term performance, reducing the need for frequent replacements.

Installation and Usage

Proper installation of the Hexagon Flange Head Cap Screw is vital to ensure optimal performance and longevity. It is recommended to follow torque specifications provided by the manufacturer to achieve the correct tension without over-tightening. Using the appropriate tools and techniques during installation will help maintain the screw’s integrity and the connection’s stability. Regular inspections and maintenance will ensure the screw remains in good condition, contributing to the truck’s overall reliability.

Troubleshooting and Maintenance

Common issues with the Hexagon Flange Head Cap Screw may include loosening due to vibration or corrosion over time. Regular inspections can help identify these problems early, allowing for timely adjustments or replacements. To prolong the screw’s service life, it is advisable to protect it from moisture and corrosive substances, and to reapply any necessary coatings or treatments as recommended by the manufacturer.

Cummins: Manufacturer Overview

Cummins is a reputable manufacturer with a long-standing history in the commercial truck industry. Known for its commitment to quality and innovation, Cummins produces a wide range of truck components designed to meet the rigorous demands of heavy-duty applications. Their products are engineered to deliver reliable performance, durability, and efficiency, making them a preferred choice among truck maintenance professionals. Cummins’ dedication to excellence ensures that their components, including the Hexagon Flange Head Cap Screw, contribute to the safe and efficient operation of commercial trucks.

Hexagon Flange Head Cap Screw 3915767 in Cummins Engines

The Hexagon Flange Head Cap Screw 3915767, manufactured by Cummins, is a critical component in several of their engine models. This screw is designed to provide a secure fastening solution, ensuring that various engine parts remain tightly connected under operational stresses.

Application in Cummins Engines

6B5.9, B5.9 G, B5.9 GAS PLUS CM556, and QSB5.9 44 CM550

In these engines, the 3915767 screw is often used in applications where a robust and reliable connection is necessary. It is typically employed in securing engine covers, housings, and other critical components that need to withstand high temperatures and pressures.

ISB CM550

For the ISB CM550 engine, the 3915767 screw is utilized in similar contexts, ensuring that parts such as the valve cover and other critical housings are fastened securely. This helps maintain the integrity of the engine’s internal components and ensures efficient operation.

L9 CM2670 L128B

In the L9 CM2670 L128B engine, this screw plays a vital role in securing larger engine components. Its design allows for easy installation and removal, which is crucial during maintenance and repair operations. The flange head provides a larger surface area for torque application, ensuring that the screw can handle the stresses encountered in heavy-duty applications.

Grouping by Common Usage

The engines 6B5.9, B5.9 G, B5.9 GAS PLUS CM556, and QSB5.9 44 CM550 share similar design philosophies and operational environments, making the 3915767 screw a versatile component across these models. Similarly, the ISB CM550 and L9 CM2670 L128B engines, while differing in some specifications, also benefit from the reliable fastening provided by this screw.

Role of Part 3915767 Hexagon Flange Head Cap Screw in Engine Systems

The part 3915767 Hexagon Flange Head Cap Screw is integral in securing and maintaining the integrity of various components within engine systems. Its design and functionality allow it to effectively fasten and stabilize parts that are subject to significant stress and vibration.

Mounting Applications

In engine mounting applications, the Hexagon Flange Head Cap Screw ensures that the engine is securely attached to the vehicle’s frame. This screw provides a robust connection that can withstand the dynamic forces generated during operation. Its flange head design distributes the clamping force more evenly, reducing the risk of stripping or damaging the mounting surface. This is particularly important in high-performance engines where vibrations and torque fluctuations are more pronounced.

Alternator Attachment

When it comes to securing the alternator to the engine, the Hexagon Flange Head Cap Screw plays a significant role. The alternator is a vital component that generates electrical power for the vehicle’s systems. Proper attachment is essential to ensure that the alternator remains firmly in place, even under the stress of continuous operation. The flange head of the screw offers additional surface area for contact, enhancing the stability and reliability of the connection. This is especially beneficial in environments where the alternator is exposed to harsh conditions, such as high temperatures or corrosive agents.

Conclusion

Overall, the part 3915767 Hexagon Flange Head Cap Screw is a dependable fastener that contributes to the secure and efficient operation of engine components. Its robust design and reliable performance make it a preferred choice for critical applications within engine systems.

References