3094814
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by Part #3094814, is a component manufactured by Cummins, a leader in the automotive and heavy-duty truck industries. This screw is significant in heavy-duty truck applications due to its robust design and reliable performance. Cummins, known for its commitment to quality and innovation, produces this screw to meet the demanding requirements of truck operations ¹.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and flanged base. The hexagonal head allows for efficient torque application using standard tools, while the flange provides additional surface area to distribute load and prevent the screw from sinking into the material. In mechanical assemblies, this screw serves to securely join components, ensuring structural integrity and stability ².

Purpose and Role in Truck Operation

The 3094814 Hexagon Flange Head Cap Screw plays a specific role in the operation and maintenance of heavy-duty trucks. It is utilized in various truck components where secure fastening is required. This includes applications in the engine, transmission, and chassis assemblies. The screw helps maintain the alignment and integrity of these components, contributing to the overall performance and safety of the truck ³.

Key Features

The 3094814 Hexagon Flange Head Cap Screw features a hexagonal head design that facilitates easy and precise tightening with standard wrenches or sockets. The flange at the base of the screw head provides additional bearing surface, which helps distribute the load and reduces the risk of the screw head sinking into softer materials. Additionally, the screw is made from high-quality materials that offer excellent resistance to corrosion and wear, ensuring durability in harsh operating conditions.

Benefits

Using the 3094814 Hexagon Flange Head Cap Screw offers several benefits. The design of the screw enhances fastening security, providing a strong and stable connection between components. Its resistance to vibration helps maintain tightness over time, reducing the need for frequent re-tightening. Furthermore, the ease of installation and removal makes it a practical choice for both initial assembly and maintenance procedures.

Installation and Usage

Proper installation of the 3094814 Hexagon Flange Head Cap Screw is vital to ensure optimal performance. It is recommended to use the appropriate torque specifications provided by the manufacturer to achieve the correct tension without over-tightening, which could damage the screw or the surrounding material. Best practices include cleaning the installation surface to remove any debris or corrosion and using a torque wrench for accurate tightening.

Troubleshooting and Maintenance

Common issues with the 3094814 Hexagon Flange Head Cap Screw may include loosening due to vibration or corrosion over time. Regular inspection and maintenance can help identify and address these issues promptly. If loosening is detected, re-tightening to the specified torque is recommended. In cases of corrosion, cleaning the affected area and applying a suitable anti-corrosive treatment can help prolong the screw’s lifespan and ensure continued reliable performance.

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 is committed to quality, innovation, and customer satisfaction. The company’s product range includes engines and components for on-highway, off-highway, and stationary applications, all designed to meet the rigorous demands of various industries, including heavy-duty trucking.

Hexagon Flange Head Cap Screw (Part 3094814) Compatibility with Cummins Engines

The Hexagon Flange Head Cap Screw, part number 3094814, is a critical component in the assembly and maintenance of various Cummins engines. This part is designed to provide secure fastening in applications where a robust and reliable connection is essential. Below is a detailed overview of its compatibility with specific Cummins engines:

Compatibility with Specific Engine Models

• 6C8.3: The 3094814 screw is used in the assembly of the 6C8.3 engine, ensuring that various components are securely fastened together. Its flange head design allows for easy alignment and tightening, which is crucial for maintaining the integrity of the engine’s structure.

• GTA38 G CMEICS G116C: This engine model also utilizes the 3094814 screw for securing critical components. The screw’s design ensures that the engine’s parts remain tightly fastened, reducing the risk of loosening over time and under operational stress.

• ISM11 CM876 SN: The ISM11 CM876 SN engine incorporates the 3094814 screw in several key areas. Its use in this engine model is vital for maintaining the alignment and stability of various engine parts, contributing to the overall performance and longevity of the engine.

• QSB5.9 CM850: In the QSB5.9 CM850 engine, the 3094814 screw is employed to secure components that are subject to significant mechanical stress. The screw’s durability and strength make it an ideal choice for this application.

• QSC8.3 CM850 (CM2850): This engine model benefits from the use of the 3094814 screw in several areas. Its flange head design allows for precise alignment and secure fastening, which is essential for the engine’s operation.

• QSC9 CM2250/QSL9 CM2250: Both the QSC9 CM2250 and QSL9 CM2250 engines use the 3094814 screw to ensure that various components are securely fastened. The screw’s design provides a reliable connection that can withstand the operational stresses of these engines.

• QSK60 G CM2358 K110: The 3094814 screw is used in the assembly of the QSK60 G CM2358 K110 engine. Its flange head design ensures that components are tightly fastened, contributing to the engine’s overall stability and performance.

• QSK78 CM500: This engine model incorporates the 3094814 screw in several key areas. The screw’s design allows for secure fastening, which is essential for maintaining the alignment and integrity of the engine’s components.

• QSL8.9 CM2150 L141: The QSL8.9 CM2150 L141 engine uses the 3094814 screw to secure various components. Its flange head design ensures that the engine’s parts remain tightly fastened, reducing the risk of loosening over time.

• QSL9 CM850 (CM2850): This engine model also utilizes the 3094814 screw for securing critical components. The screw’s design ensures that the engine’s parts remain tightly fastened, contributing to the overall performance and longevity of the engine.

• QST30 CM2350 T101: The 3094814 screw is used in the assembly of the QST30 CM2350 T101 engine. Its flange head design allows for easy alignment and tightening, which is crucial for maintaining the integrity of the engine’s structure.

• QST30 CM552: This engine model incorporates the 3094814 screw in several key areas. Its use in this engine model is vital for maintaining the alignment and stability of various engine parts, contributing to the overall performance and longevity of the engine.

Role of Part 3094814 Hexagon Flange Head Cap Screw in Engine Systems

The part 3094814 Hexagon Flange Head Cap Screw is integral to the assembly and securement of various components within engine systems. Its design allows for robust fastening, ensuring that parts remain firmly in place under operational stresses.

Aftercooler and Drive Components

In the aftercooler system, the Hexagon Flange Head Cap Screw is used to secure the aftercooler to the drive components. This ensures efficient cooling of the compressed air before it enters the engine, enhancing performance and reliability. The screw’s flange head provides additional surface area for a tighter seal, reducing the risk of leaks.

Fan and Heat Exchanger Assemblies

For the fan and heat exchanger assemblies, the Hexagon Flange Head Cap Screw plays a key role in maintaining the structural integrity of these components. It secures the fan to its housing and the heat exchanger to its frame, ensuring optimal airflow and heat dissipation. This is vital for maintaining engine temperature within safe operating limits.

Filter and Lubricating Oil Systems

In the full flow oil filter and lubricating oil systems, these screws are employed to fasten filter housings and oil passages. This securement is essential for preventing oil leaks and ensuring consistent oil flow, which is paramount for engine lubrication and longevity.

Fuel Plumbing and Drain Systems

Within the fuel plumbing and fuel drain systems, the Hexagon Flange Head Cap Screw is used to connect fuel lines and secure drain valves. This ensures a leak-free connection, which is critical for safe and efficient fuel delivery to the engine.

Front Engine and Control Modules

The front engine module and engine control module often require secure fastening to ensure they remain stable during engine operation. The Hexagon Flange Head Cap Screw provides the necessary strength and reliability for these connections.

Air Intake Manifold and Auxiliary Cooling

In the air intake manifold, these screws are used to secure the manifold to the engine block, ensuring a tight seal for optimal air intake. Additionally, in auxiliary cooling systems, they help in securing radiators and cooling fans, contributing to effective thermal management.

Product Installation and Mounting

During product installation, especially for air intake manifolds and engine mounts, the Hexagon Flange Head Cap Screw ensures that all components are correctly positioned and tightly secured. This is essential for the overall stability and performance of the engine system.

Conclusion

The 3094814 Hexagon Flange Head Cap Screw is a vital component in the assembly and maintenance of Cummins engines and heavy-duty trucks. Its robust design, ease of installation, and resistance to corrosion and vibration make it an essential part for ensuring the reliability and performance of engine systems. Proper installation and maintenance practices are crucial to maximize the benefits of this Cummins part.