3094530
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 3094530, is a specialized fastener produced by Cummins. This screw is integral to various commercial truck applications, providing secure and reliable fastening solutions. Cummins, a renowned manufacturer in the automotive industry, ensures that this component meets stringent quality standards, making it a preferred choice for heavy-duty truck assemblies ¹.

Basic Concepts

Hexagon Flange Head Cap Screws are designed with a hexagonal head and a flange that sits against the surface being fastened. This design allows for efficient torque application and prevents the screw from sinking into the material. These screws are commonly used in automotive and industrial applications where high strength and resistance to loosening are required. The flange provides additional surface area, enhancing the screw’s load-bearing capacity and stability ².

Purpose and Role in Truck Operation

This Cummins part plays a specific role in commercial truck operations by securing critical components that are subject to significant stress and vibration. Its design ensures that parts remain firmly attached, contributing to the overall functionality and performance of the vehicle. This screw is often used in applications where both high tensile strength and resistance to rotational forces are necessary, such as in engine mounts, chassis components, and other structural assemblies.

Key Features

The 3094530 features a hexagonal flange head, which allows for easy installation and removal using standard tools. It is typically made from high-strength materials such as alloy steel, which provides excellent durability and resistance to wear. The screw has a coarse or fine thread, depending on the specific application requirements, and may include additional features such as a zinc or black oxide coating to enhance corrosion resistance ³.

Benefits

This part offers several advantages over alternative fasteners. Its robust design and high-quality material composition contribute to enhanced durability, making it suitable for long-term use in demanding environments. The flange head design provides improved load-bearing capacity and reduces the risk of the screw loosening over time. Additionally, the screw’s ease of installation simplifies maintenance procedures, allowing for quick and efficient component replacements or adjustments.

Troubleshooting and Maintenance

Common issues associated with Hexagon Flange Head Cap Screws include loosening, corrosion, and damage due to wear or improper installation. Regular inspection and maintenance are recommended to ensure optimal performance. Maintenance practices may include checking for signs of corrosion, ensuring that screws are properly torqued, and replacing any damaged or worn screws promptly. Using the correct tools and following manufacturer guidelines during installation can help prevent many common issues.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a strong reputation in the automotive industry, Cummins is committed to producing high-quality components for commercial vehicles. The company’s focus on innovation, reliability, and customer satisfaction has established it as a trusted name in the manufacturing of critical automotive parts, including the 3094530.

Application in Cummins Engines

QST30 CM2350 T101 and QST30 CM552

The Hexagon Flange Head Cap Screw is integral to the assembly of the QST30 CM2350 T101 and QST30 CM552 engines. These engines, while differing in specific configurations and applications, share common design elements that necessitate the use of this particular screw. The screw’s flange head provides a broad surface area, which is essential for distributing the load evenly across the fastened components. This feature is particularly important in engine environments where vibrations and dynamic forces are prevalent.

The part’s hex socket design allows for efficient and secure tightening using a wrench or socket, which is crucial for maintaining the integrity of the engine’s assembly. The precision engineering of the screw ensures that it can withstand the high temperatures and pressures encountered within the engine, contributing to the overall reliability and performance of the engine.

General Use in Cummins Engines

Across various Cummins engine models, the Hexagon Flange Head Cap Screw is utilized in numerous applications. Its design facilitates easy installation and removal, which is vital during routine maintenance and repairs. The screw’s ability to maintain a tight grip under operational conditions helps prevent loosening, which could lead to component failure and engine downtime.

The use of this screw in Cummins engines underscores the importance of high-quality fasteners in ensuring engine longevity and performance. The screw’s compatibility with the engine’s materials and its ability to endure the harsh operational environment are key factors in its widespread application.

Role of Part 3094530 in Engine Systems

This part is integral to the assembly and securement of various engine components, ensuring the structural integrity and efficient operation of the engine system.

Flywheel Assembly

In the context of the flywheel, the Hexagon Flange Head Cap Screw is utilized to fasten the flywheel to the crankshaft. This securement is essential for transmitting rotational energy from the engine to the transmission system, enabling the vehicle to move. The screw’s design allows for a tight and durable connection, which is vital for the smooth operation of the engine.

Mounting Components

When it comes to mounting, the Hexagon Flange Head Cap Screw plays a significant role in attaching the engine to the vehicle’s frame. This connection is fundamental for absorbing vibrations and ensuring that the engine remains stable during operation. The screw’s flange head provides additional surface area for a more secure fit, reducing the risk of loosening over time.

Flywheel Package

Within the flywheel package, which includes the flywheel, clutch, and pressure plate, the Hexagon Flange Head Cap Screw is used to assemble these components. This assembly is necessary for the proper engagement and disengagement of the clutch, which is essential for gear changes in manual transmission vehicles. The screw ensures that all parts are held firmly in place, contributing to the overall efficiency and reliability of the clutch system.

Product Installation

During the installation of engine components, the Hexagon Flange Head Cap Screw is often employed to secure various parts in place. Whether it’s attaching brackets, covers, or other ancillary components, the screw’s robust design ensures that these parts remain fixed, preventing any potential issues that could arise from loose fittings. This is particularly important during the initial installation and any subsequent maintenance or repair work.

Conclusion

In summary, the 3094530 is a versatile and reliable fastener that contributes to the securement and stability of multiple engine components. Its application across different parts of the engine system underscores its importance in maintaining the structural integrity and operational efficiency of the engine.