3093746
Hexagon Head Cap Screw
Cummins®

The Hexagonal Head Cap Screw, specifically Part #3093746 by Cummins, is a vital component in the realm of commercial trucks. Cummins, a renowned manufacturer in the automotive industry, produces this screw, which is integral to the fastening systems used in heavy-duty applications. This overview will delve into the specifics of the Hexagonal Head Cap Screw, its design, functionality, and its role in the operation and maintenance of commercial trucks.

Basic Concepts of Hexagonal Head Cap Screw

A Hexagonal 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 design of the hexagonal head provides a greater contact area compared to other head types, reducing the risk of cam-out and ensuring a secure fit. In fastening applications, these screws are used to join components together, providing structural integrity and stability ¹.

Purpose of the 3093746 Hexagonal Head Cap Screw in Truck Operation

This Cummins part plays a specific role in the operation and maintenance of commercial trucks. It is utilized in various assemblies where secure and reliable fastening is required. This screw helps in maintaining the structural integrity of truck components, ensuring that parts remain firmly attached under the demanding conditions of heavy-duty use ².

Key Features

This part boasts several key features that enhance its performance and reliability. It is composed of high-quality materials, typically a grade of steel that offers superior strength and durability. The threading on the screw is designed to provide a strong grip, ensuring that the components it joins remain securely fastened. The hexagonal head design allows for easy manipulation with standard tools, making it a practical choice for both installation and removal ³.

Benefits

The benefits of using the 3093746 Hexagonal Head Cap Screw include its durability, corrosion resistance, and ease of use with standard tools. The material composition ensures that the screw can withstand the rigors of heavy-duty applications, while its design prevents loosening over time. Additionally, the screw’s compatibility with common tools simplifies the installation and maintenance processes ⁴.

Installation Process

Proper installation of the 3093746 Hexagonal Head Cap Screw involves several steps to ensure a secure and lasting connection. Begin by aligning the screw with the designated hole in the component. Using a wrench or socket, turn the screw clockwise to tighten it. It is important to follow the specified torque settings to avoid over-tightening, which can damage the screw or the component. Best practices include checking the tightness periodically to ensure the screw remains secure ⁵.

Troubleshooting Common Issues

Common issues associated with Hexagonal Head Cap Screws include loosening and corrosion. If a screw appears loose, it should be re-tightened to the specified torque settings. In cases of corrosion, the affected area should be cleaned, and the screw may need to be replaced if significant damage is present. Regular inspections can help identify these issues early, allowing for timely intervention ⁶.

Maintenance Tips

To ensure the longevity and reliable performance of the 3093746 Hexagonal Head Cap Screw, periodic inspections and maintenance are recommended. This includes checking for signs of loosening or corrosion and re-torquing the screw as necessary. Keeping the screw and surrounding areas clean can also prevent the buildup of debris that may lead to corrosion ⁷.

Cummins: Manufacturer Overview

Cummins is a well-established manufacturer with a strong reputation in the automotive industry. The company has a history of innovation and commitment to quality, producing a wide range of components for commercial vehicles. Cummins’ dedication to excellence is evident in their products, including the 3093746 Hexagonal Head Cap Screw, which is designed to meet the high standards required for heavy-duty applications ⁸.

Hexagonal Head Cap Screw 3093746 in Cummins Engines

The Hexagonal Head Cap Screw part number 3093746, manufactured by Cummins, is a critical component in several Cummins engine models. This screw is designed to provide secure fastening in various engine applications, ensuring the integrity and performance of the engine.

QST30 CM2350 T101 and QST30 CM552

In the QST30 CM2350 T101 and QST30 CM552 engines, the 3093746 screw is utilized in several key areas. These engines, known for their robust design and reliability, often require precise and durable fastening solutions to maintain operational efficiency and safety. The hexagonal head cap screw is particularly suited for these engines due to its ability to withstand high torque and provide a tight, secure fit.

The screw’s design allows for easy installation and removal, which is crucial during maintenance and repair operations. Its hexagonal head provides a larger surface area for wrenches or sockets, facilitating better torque application and reducing the risk of stripping or damage.

In these engines, the 3093746 screw is typically used in applications where it needs to secure various engine components, such as housings, brackets, and covers. This ensures that these parts remain firmly in place under the dynamic conditions of engine operation, contributing to the overall stability and longevity of the engine.

Role of Part 3093746 Hexagonal Head Cap Screw in Engine Systems

The part 3093746 hexagonal head cap screw is instrumental in securing and maintaining the integrity of various engine components. Its application spans across multiple systems, ensuring that each part functions as intended under operational conditions.

Arrangement and Connection

In the arrangement of engine components, the 3093746 screw is often used to fasten brackets, mounts, and other structural elements. This secures the relative positions of components, ensuring that the engine’s layout remains consistent and that parts do not shift during operation. Additionally, it plays a significant role in connections, where it is employed to join pipes, hoses, and other conduits, maintaining a sealed and stable linkage between different sections of the engine.

Oil System

Within the oil system, the 3093746 screw is utilized in the oil fill port, ensuring that the cap is tightly sealed to prevent leaks. It also secures the oil filter housing, guaranteeing that the filter is properly seated and can effectively clean the oil. Furthermore, in the oil bypass system, this screw helps maintain the integrity of the bypass valve, ensuring that oil flow is regulated correctly under varying conditions.

Fuel System

In the fuel system, the 3093746 screw is critical for securing the fuel filter, ensuring that it remains in place and functions efficiently. It also fastens the fuel supply plumbing, creating a secure and leak-free connection. Additionally, it is used in the fuel filter plumbing, where it ensures that all connections are tight and that fuel flow is uninterrupted.

Exhaust and Cooling Systems

The screw is employed in the exhaust outlet, where it secures the exhaust manifold to the engine block, ensuring a tight seal that prevents exhaust leaks. In the aftercooler water plumbing, it maintains the integrity of the connections, ensuring efficient cooling of the compressed air. Similarly, in the auxiliary cooling system, it secures components such as radiators and cooling fans, ensuring they operate effectively.

Turbocharger and Valve Systems

In the turbocharger system, the 3093746 screw is used to secure the turbocharger to the engine, ensuring it remains firmly in place under high-stress conditions. In the valve system, it is utilized in the valve spring compressor, ensuring that the compressor functions correctly during valve adjustments and replacements.

Overall, the 3093746 hexagonal head cap screw is a versatile fastener that enhances the reliability and performance of various engine systems by ensuring secure and stable connections.

Conclusion

The 3093746 Hexagonal Head Cap Screw by Cummins is a critical component in the operation and maintenance of commercial trucks and engines. Its design, durability, and ease of use make it an essential fastener in heavy-duty applications. Proper installation, regular maintenance, and timely troubleshooting are key to ensuring the longevity and reliability of this part in various engine systems.