3028373
Hexagon Head Cap Screw
Cummins®

Introduction

The Cummins 3028373 Hexagon Head Cap Screw is a specialized fastener designed for heavy-duty truck applications. It ensures secure and reliable fastening in various components and assemblies within these vehicles, contributing to the integrity and performance of critical systems.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is characterized by its hexagonal head, allowing for efficient tightening and loosening using a wrench or socket. The screw’s threads engage with the internal threads of a mating part, creating a secure connection. These screws are commonly used to join metal components, providing a strong and durable bond.

Role of the 3028373 Hexagon Head Cap Screw in Truck Operation

This Cummins part is utilized in various applications where secure fastening is required, such as in engine components, chassis assemblies, and other critical areas. By providing a reliable connection, this screw contributes to the overall performance and longevity of the truck.

Key Features

The Cummins 3028373 Hexagon Head Cap Screw is constructed from high-quality materials, ensuring durability and resistance to wear. The threading of the screw is designed to provide a strong grip, while the hexagonal head allows for easy installation and removal. Additionally, the screw’s design incorporates features that enhance its corrosion resistance, making it suitable for use in harsh environments.

Benefits

This part offers durability, reducing the need for frequent replacements. Its corrosion resistance helps protect it from moisture and chemicals, extending its lifespan. Furthermore, the ease of use provided by the hexagonal head simplifies installation and maintenance procedures.

Installation Procedures

Proper installation of this part is crucial to ensure optimal performance and longevity. To install the screw, select the appropriate size and thread pitch for the application. Use a wrench or socket to tighten the screw securely, taking care not to overtighten, which could damage the threads or the mating part. Ensure that the screw is installed in the correct orientation to maintain the integrity of the connection.

Common Applications

This part is commonly used in various heavy-duty truck components and assemblies. Typical applications include fastening engine components, securing chassis parts, and joining other critical systems. Its versatility and reliability make it a popular choice for a wide range of fastening needs in the heavy-duty truck industry.

Troubleshooting and Maintenance

To maintain the performance of this part over time, regular inspection and maintenance are recommended. Check for signs of wear, corrosion, or loosening, and address any issues promptly to prevent further damage. If a screw becomes damaged or worn, it should be replaced with a new one to ensure the continued integrity of the connection. Additionally, following proper installation procedures and using the correct tools can help prevent common issues related to the screw.

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 name in the automotive and heavy-duty truck industry. The company’s commitment to innovation, quality, and customer satisfaction has made it a preferred choice for professionals in the field ¹.

Cummins Engine Compatibility with Hexagon Head Cap Screw Part 3028373

This Cummins part is a versatile component that fits a range of Cummins engines. This screw is designed to provide secure fastening in various applications within the engine assembly. Here’s how it integrates with different Cummins engines:

4B3.9 and 6B5.9 Engines

The 4B3.9 and 6B5.9 engines, known for their robust performance, utilize the 3028373 screw in several critical areas. This includes securing engine covers, mounting brackets, and other structural components that require reliable fastening.

B4.5, B5.9 G, and G5.9 Engines

For the B4.5, B5.9 G, and G5.9 engines, the 3028373 screw is essential in maintaining the integrity of the engine’s internal and external structures. It is often used in applications such as attaching valve covers, securing turbo components, and fastening various engine brackets.

G5.9 CM558 and L10 MECHANICAL Engines

The G5.9 CM558 and L10 MECHANICAL engines benefit from the 3028373 screw in similar ways. This screw is integral in ensuring that engine components remain securely fastened under operational stresses, particularly in areas like the cylinder head, intake manifold, and exhaust systems.

M11 Engines

The M11 CELECT PLUS and M11 MECHANICAL engines also incorporate the 3028373 screw. It is used extensively in these engines for fastening components such as the cylinder head, fuel injection system parts, and various engine mounts.

QSB Engines

The QSB3.9 30 CM550, QSB5.9 30 CM550, QSB6.7 CM2250, and QSB6.7 CM850 (CM2850) engines utilize the 3028373 screw in multiple applications. This includes securing the engine block, attaching turbo components, and fastening the engine’s cooling system parts.

QSB7 CM2880 B117 and QSM11 CM570 Engines

The QSB7 CM2880 B117 and QSM11 CM570 engines also rely on the 3028373 screw for critical fastening tasks. This screw is used in areas such as the engine block, fuel system components, and various brackets that need to withstand high operational stresses.

QST30 Engines

The QST30 CM2350 T101 and QST30 CM552 engines incorporate the 3028373 screw in their design. This screw is used for securing engine covers, mounting brackets, and other structural components that require reliable fastening to ensure the engine’s operational integrity.

Each of these engines benefits from the 3028373 screw’s ability to provide a strong and reliable fastening solution, ensuring that critical engine components remain securely in place under various operational conditions.

Role of Part 3028373 Hexagon Head Cap Screw in Engine Systems

This part is integral to the assembly and functionality of various engine components. Its application spans across multiple systems, ensuring secure fastening and reliable operation.

Accessories

In the realm of engine accessories, the Hexagon Head Cap Screw is employed to mount and secure components such as the electric starting system. This ensures that the starting motor is firmly attached to the engine block, providing stable and consistent operation during start-up sequences.

Turbocharger

Within the turbocharger arrangement, this screw plays a significant role in attaching the turbocharger to the engine. It secures the turbocharger housing and ensures that the turbine and compressor wheels operate within their designed parameters, enhancing engine performance and efficiency.

Brackets and Lifting

Hexagon Head Cap Screws are commonly used in brackets and lifting arrangements. They provide the necessary strength to hold engine components in place during operation and facilitate safe lifting and transportation of the engine assembly.

Connections and Inlets

For connections such as the water inlet, these screws ensure a leak-proof seal. They are also used in the assembly of fuel and oil filters, guaranteeing that these critical components are securely fastened and function correctly.

Full Flow Oil System

In the full flow oil system, Hexagon Head Cap Screws are utilized to attach the oil level gauge and ensure accurate measurement of oil levels. This is essential for maintaining proper lubrication and preventing engine wear.

Muffler and Exhaust

The screw is also pivotal in securing the muffler and exhaust system components. It ensures that the exhaust gases are directed away from the engine efficiently, contributing to reduced noise and enhanced performance.

Package and Guard

Finally, in the packaging and guard systems, these screws are used to attach protective guards and covers. This not only safeguards the engine components from external damage but also ensures that all parts remain in their designated positions during operation.

Conclusion

The Cummins 3028373 Hexagon Head Cap Screw is a critical component in heavy-duty truck applications, providing secure and reliable fastening across various engine systems. Its durability, corrosion resistance, and ease of use make it an essential part for maintaining the integrity and performance of heavy-duty trucks.