3892379
Hexagon Head Cap Screw
Cummins®

The Hexagon Head Cap Screw is a fundamental component in the realm of commercial truck maintenance. Manufactured by Cummins, a renowned name in the industry, the Hexagon Head Cap Screw part number 3892379 is designed for specific applications within commercial trucks. This screw plays a role in ensuring the integrity and functionality of various truck components.

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 standard tools such as wrenches or sockets. The hexagonal design prevents the tool from slipping off the screw head, providing a secure grip during installation and removal. This screw type is commonly used in applications requiring a high level of torque and reliability ¹.

Purpose and Role in Truck Operation

The 3892379 Hexagon Head Cap Screw is integral to the assembly and maintenance of commercial truck components. It is utilized in applications where secure fastening is required to withstand significant stress and vibration. By providing a strong and durable connection, this screw helps maintain the structural integrity of truck components, ensuring safe and efficient operation ².

Key Features

The 3892379 Hexagon Head Cap Screw boasts several key features that enhance its performance and reliability. It is typically made from high-strength materials such as alloy steel, which provides excellent tensile strength and durability. The screw features a fully threaded design, allowing for versatile application in various thicknesses of material. Additionally, it may include special coatings or treatments to enhance corrosion resistance and prolong service life ³.

Benefits

Using the 3892379 Hexagon Head Cap Screw offers several advantages. Its durable material composition ensures long-lasting performance even under demanding conditions. The screw’s resistance to corrosion makes it suitable for use in various environments, including those exposed to moisture and chemicals. Furthermore, the hexagonal head design allows for easy installation and removal using standard tools, enhancing efficiency during maintenance procedures ⁴.

Installation Guidelines

Proper installation of the 3892379 Hexagon Head Cap Screw is crucial to ensure optimal performance and longevity. Follow these guidelines for installation:

1. Ensure the mating surfaces are clean and free of debris.
2. Use a torque wrench to apply the specified torque during installation to avoid over-tightening or under-tightening.
3. Check for proper alignment and seating of the screw within the designated hole.
4. Verify that the screw is securely fastened and does not exhibit any signs of loosening after installation.

Troubleshooting and Maintenance

Common issues associated with Hexagon Head Cap Screws include loosening due to vibration, corrosion, and damage from improper installation. To troubleshoot these issues:

1. Inspect screws regularly for signs of corrosion or damage.
2. Re-tighten screws as necessary to maintain secure fastening.
3. Replace screws that show significant wear or damage to prevent failure.
4. Apply appropriate coatings or treatments to enhance corrosion resistance and prolong service life.

Cummins: Manufacturer Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration systems, and aftermarket parts. With a rich history dating back to 1919, Cummins has established a reputation for quality, reliability, and innovation in the commercial truck industry. The company’s extensive product range and commitment to customer satisfaction make it a trusted choice for commercial truck operators and maintenance professionals.

Cummins Engine Compatibility with Hexagon Head Cap Screw Part 3892379

The Cummins Hexagon Head Cap Screw part number 3892379 is a versatile component designed to fit a variety of Cummins engines. This screw is integral to the assembly and maintenance of several engine models, ensuring secure fastening and reliable performance. Below is a detailed overview of the engines that this part is compatible with:

ISM Series Engines

• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN

The ISM series engines, including the ISM CM570, ISM CM570/870, ISM CM876, and ISM11 CM876 SN, utilize the Hexagon Head Cap Screw part 3892379 in various applications. This screw is essential for securing components within these engines, ensuring that parts remain firmly in place during operation.

L10 Series Engines

• L10 CELECT
• L10 GAS
• L10 MECHANICAL

The L10 series engines, such as the L10 CELECT, L10 GAS, and L10 MECHANICAL, also incorporate the Hexagon Head Cap Screw part 3892379. This screw is used in several critical areas of these engines, providing the necessary strength and stability for optimal performance.

M11 Series Engines

• M11 CELECT
• M11 CELECT PLUS
• M11 MECHANICAL

The M11 series engines, including the M11 CELECT, M11 CELECT PLUS, and M11 MECHANICAL, rely on the Hexagon Head Cap Screw part 3892379 for various assembly and maintenance tasks. This screw is integral to maintaining the integrity of the engine components.

QSB and QSC Series Engines

• QSB3.3 CM2150
• QSC8.3 CM850 (CM2850)
• QSM11 CM570
• QST30 CM552

The QSB and QSC series engines, such as the QSB3.3 CM2150, QSC8.3 CM850 (CM2850), QSM11 CM570, and QST30 CM552, also utilize the Hexagon Head Cap Screw part 3892379. This screw is crucial for securing various parts within these engines, ensuring that they function correctly and efficiently.

By understanding the compatibility of the Hexagon Head Cap Screw part 3892379 with these Cummins engines, technicians and maintenance personnel can ensure that the correct parts are used for assembly and repair, maintaining the reliability and performance of the engines.

Understanding the Role of Part 3892379 Hexagon Head Cap Screw in Engine Systems

In the intricate assembly of engine systems, the part 3892379 Hexagon Head Cap Screw serves as a fundamental fastening component. Its application spans across various critical areas, ensuring the secure attachment and stability of multiple engine components.

Fastening the Arrangement and Oil Fill Components

The Hexagon Head Cap Screw is utilized in the arrangement of the oil fill system. It secures the oil fill cover to the cylinder block, ensuring a tight seal that prevents oil leaks. This fastening is essential for maintaining the integrity of the oil system, which is vital for engine lubrication and cooling.

Securing Covers and Front Gears

In the assembly of engine covers, such as the front gear cover, the Hexagon Head Cap Screw plays a significant role. It ensures that these covers are firmly attached to the engine block, protecting internal components from contaminants and maintaining the structural integrity of the engine.

Hand Hole and Electronic Control Module Bracket

The hand hole cover, which provides access to internal engine components for maintenance, is secured using the Hexagon Head Cap Screw. Additionally, it is employed in attaching the electronic control module (ECM) bracket. This ensures the ECM is stably mounted, allowing for precise electronic engine control and monitoring.

Wiring Harness and Gauge Attachments

For the electronic control module wiring harness and gauge attachments, such as the oil level gauge, the Hexagon Head Cap Screw ensures these components are securely fastened. This is important for the accurate monitoring of engine parameters and the reliable transmission of electronic signals.

Rocker Lever and Turbocharger Systems

In the long block assembly, the Hexagon Head Cap Screw is used to secure the rocker lever system, which is integral to the valve operation within the engine. Furthermore, in turbocharger systems, it is employed in the turbocharger kit and plumbing, ensuring that all components are tightly secured for optimal turbocharger performance and efficiency.

Comprehensive Engine System Integration

Overall, the part 3892379 Hexagon Head Cap Screw is a versatile fastening solution within engine systems. Its application across various components—from the cylinder block to the turbocharger plumbing—underscores its importance in maintaining the structural and functional integrity of the engine.

Conclusion

The 3892379 Hexagon Head Cap Screw is a critical component in the maintenance and assembly of commercial truck engines. Its robust design, compatibility with various Cummins engines, and versatile applications make it an indispensable part for ensuring the reliability and performance of engine systems. Proper installation, regular maintenance, and understanding its role within engine components are essential for maximizing the effectiveness of this Cummins part.