3093750
Hexagon Head Cap Screw
Cummins®

The Hexagon Head Cap Screw, Part #3093750, manufactured by Cummins, is a specialized fastener designed for use in commercial truck applications. Cummins, a well-established name in the commercial truck industry, produces this screw to meet the rigorous demands of heavy-duty truck operations. This part is integral to ensuring the reliability and efficiency of truck assemblies, playing a significant role in various mechanical systems.

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 a wrench or socket. The design of the cap screw includes a threaded shank that engages with internal threads in the mating part, providing a secure connection. Cap screws are commonly used in mechanical assemblies where high tensile strength and resistance to loosening are required. They are often employed in applications where disassembly may be necessary, making them a preferred choice over bolts in certain scenarios ¹.

Purpose of the 3093750 Hexagon Head Cap Screw in Truck Operations

The 3093750 Hexagon Head Cap Screw is specifically designed to address the demanding conditions encountered in commercial truck operations. It plays a role in securing various components within truck assemblies, ensuring that parts remain firmly attached under significant stress and vibration. Common applications of this screw include fastening engine components, transmission parts, and chassis elements. Its use contributes to the overall structural integrity and performance of the truck ².

Key Features

The 3093750 Hexagon Head Cap Screw boasts several key features that enhance its effectiveness and durability. It is constructed from high-strength materials, typically alloy steel, which provides superior tensile strength and resistance to wear. The screw features a coarse thread type, which allows for quick and secure fastening. Its hexagonal head design ensures easy installation and removal using standard tools, reducing the risk of damage to the screw or surrounding components.

Benefits

Using the 3093750 Hexagon Head Cap Screw offers several advantages. The high-strength material composition ensures enhanced durability and resistance to loosening, even under extreme conditions. The coarse thread type facilitates quick and secure fastening, improving efficiency during assembly and maintenance procedures. Additionally, the hexagonal head design allows for straightforward installation and removal, minimizing the potential for tool-related damage.

Installation Guidelines

Proper installation of the 3093750 Hexagon Head Cap Screw is vital to ensure optimal performance and longevity. To install the screw, use a wrench or socket that fits the hexagonal head precisely to avoid rounding the corners. Apply the recommended torque specifications provided by Cummins to achieve the correct tension without over-tightening, which could lead to thread damage or part failure. Utilize appropriate tools and follow the manufacturer’s guidelines to ensure a secure and lasting connection.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws include loosening due to vibration, corrosion, and wear. To troubleshoot these problems, regularly inspect the screws for signs of corrosion or damage. If loosening is detected, re-tighten the screw to the specified torque and consider applying a thread locker to prevent future loosening. Maintenance tips include keeping the screw and surrounding areas clean and free of debris, which can contribute to corrosion and wear. Periodically checking the tightness of the screw can help ensure continued secure fastening.

Cummins: Manufacturer Overview

Cummins Inc. is a globally recognized leader in the design, manufacture, and distribution of diesel and natural gas engines, as well as related technologies. With a history spanning over a century, Cummins has built a reputation for producing high-quality, reliable components for the commercial truck industry. The company’s extensive product range includes engines, filtration systems, powertrain components, and emission control systems. Cummins is trusted by professionals in the industry for its commitment to innovation, quality, and customer satisfaction, making it a preferred source for truck components ³.

Cummins Engine Compatibility with Hexagon Head Cap Screw Part 3093750

The Cummins Hexagon Head Cap Screw part number 3093750 is a critical component in the assembly and maintenance of several Cummins engines. This part is designed to provide secure fastening in various engine applications, ensuring the integrity and performance of the engine systems.

QST30 CM2350 T101 and QST30 CM552

The Hexagon Head Cap Screw part 3093750 is compatible with both the QST30 CM2350 T101 and QST30 CM552 engines. In these engines, the screw is used to secure various components, ensuring that parts remain tightly fastened and aligned during operation. This is crucial for maintaining the structural integrity of the engine and preventing any potential failures due to loose connections.

Engine Assembly and Maintenance

During the assembly of these engines, the Hexagon Head Cap Screw part 3093750 is used in several key areas. It is often employed in securing engine blocks, cylinder heads, and other critical components. The screw’s design, with its hexagonal head, allows for efficient torque application, ensuring that the screw is tightened properly without rounding off the head.

For maintenance purposes, this screw is also vital. When performing routine inspections or repairs, the 3093750 screw can be easily removed and replaced, ensuring that the engine can be serviced without the need for specialized tools. This ease of use is a significant advantage for technicians working on these engines.

Importance of Proper Fastening

Using the correct fasteners, such as the Hexagon Head Cap Screw part 3093750, is essential for the longevity and performance of Cummins engines. Proper fastening ensures that all parts are held securely in place, reducing the risk of mechanical failure and extending the engine’s operational life. This screw’s compatibility with the QST30 CM2350 T101 and QST30 CM552 engines underscores its importance in maintaining the high standards of quality and reliability that Cummins is known for.

Part 3093750 Hexagon Head Cap Screw Component Usage

The part 3093750 Hexagon Head Cap Screw is instrumental in securing various components within engine systems, ensuring stability and efficient operation.

In the cooler system, this screw is used to fasten the cooler to the engine mounting plate, maintaining a secure connection that is vital for the efficient transfer of heat away from the engine.

Within the engine oil system, it plays a role in attaching the oil filter housing to the engine block, ensuring a leak-free seal that is essential for maintaining oil pressure and lubrication.

In the drive system, the screw is employed to secure drive components, such as pulleys and brackets, to the engine frame. This ensures that the drive components remain aligned and operate smoothly, contributing to the overall efficiency of the engine’s power transmission.

For the fuel pump, the screw is used to mount the pump to the engine or fuel tank, providing a stable platform that allows for consistent fuel delivery.

On the engine mounting plate, it secures the plate to the engine block or frame, ensuring that the engine is firmly positioned within the vehicle, which is important for both performance and safety.

In plumbing applications, particularly within the fuel supply system, the screw is utilized to attach fuel lines and fittings, ensuring a secure and leak-free connection that is essential for safe and efficient fuel delivery.

Lastly, in the auxiliary cooling system, the screw is used to mount cooling fans and radiator components, ensuring that these parts are securely in place and can operate effectively to manage engine temperatures.

Overall, the part 3093750 Hexagon Head Cap Screw is a versatile fastener that contributes to the secure assembly and reliable operation of various engine components.

Conclusion

The 3093750 Hexagon Head Cap Screw by Cummins is a critical component in the assembly and maintenance of commercial truck engines. Its high-strength material, coarse thread type, and hexagonal head design ensure secure fastening, durability, and ease of installation and removal. Proper installation and maintenance of this screw are vital for the longevity and performance of truck engines, highlighting its importance in the commercial truck industry.