3093767
Hexagon Head Cap Screw
Cummins®

The Cummins Hexagon Head Cap Screw, specifically Part #3093767, is a vital component in the realm of commercial trucks. Cummins, a renowned manufacturer in the industry, produces this screw which plays a significant role in the structural and mechanical integrity of trucks. This part is instrumental in fastening various components, ensuring the truck operates efficiently and safely.

Basic Concepts of Hexagon Head Cap Screws

Hexagon Head Cap Screws are fasteners characterized by a hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. These screws are integral to mechanical systems, providing secure fastening of components. They are typically manufactured from materials like steel or stainless steel, which undergo processes such as threading and heat treatment to enhance their strength and durability ¹.

Purpose of the Cummins Hexagon Head Cap Screw in Truck Operations

The Cummins Hexagon Head Cap Screw is specifically designed for use in commercial trucks. It is employed in various applications and assemblies where secure fastening is required. This includes attaching critical components and ensuring the structural integrity of the truck’s frame and other assemblies.

Key Features of the Cummins Hexagon Head Cap Screw

The Cummins Hexagon Head Cap Screw is distinguished by its hexagonal head, which facilitates easy and precise tightening. The screw’s threading is designed to provide a strong grip, ensuring components remain securely fastened. Additionally, the screw may possess unique attributes such as a specific coating or treatment to enhance its resistance to corrosion and wear ².

Benefits of Using the Cummins Hexagon Head Cap Screw

Utilizing the Cummins Hexagon Head Cap Screw offers several advantages. Its design contributes to improved fastening security, making it less likely for components to become loose during operation. The screw’s ease of installation is another benefit, allowing for efficient assembly and maintenance processes. Furthermore, its durability ensures long-term performance, reducing the need for frequent replacements and contributing to the overall reliability of the truck.

Installation and Usage Guidelines

Proper installation of the Cummins Hexagon Head Cap Screw involves several steps. It is recommended to use the appropriate tools, such as a wrench or socket, to ensure the screw is tightened to the manufacturer’s specified torque. This not only secures the fastening but also prevents over-tightening, which could damage the screw or the components being fastened.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws include loosening over time or corrosion. Regular inspection and maintenance can help identify these issues early. If a screw shows signs of wear or corrosion, it should be replaced to maintain the integrity of the fastening. Proper lubrication and the use of anti-corrosion coatings can also extend the lifespan of the screw ³.

Cummins: Manufacturer Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its wide range of high-quality products. The company has a history of innovation and commitment to quality, which is reflected in its truck components. Cummins’ reputation is built on its ability to deliver reliable and durable parts, ensuring the performance and safety of commercial vehicles.

Cummins Engine Part 3093767: Hexagon Head Cap Screw

The Cummins part number 3093767, a Hexagon Head Cap Screw, is a critical component in the assembly and maintenance of several Cummins engines. This part is integral to the structural integrity and operational efficiency of the engines, ensuring that various parts are securely fastened.

QST30 CM2350 T101 and QST30 CM552

The Hexagon Head Cap Screw (part number 3093767) is utilized in both the QST30 CM2350 T101 and QST30 CM552 engines. These engines, while differing in specific configurations and applications, share a commonality in their requirement for robust fastening solutions. The screw’s design, featuring a hexagonal head, allows for efficient torque application using a wrench or socket, ensuring that the connection remains tight and secure under operational stresses.

In these engines, the Hexagon Head Cap Screw is often employed in areas where precise fastening is crucial. This includes securing engine blocks, cylinder heads, and other critical components, ensuring that the engine operates smoothly and reliably. The material and finish of the screw are specifically chosen to withstand the harsh conditions within the engine compartment, including high temperatures and exposure to various engine fluids.

The use of part number 3093767 in these engines underscores Cummins’ commitment to quality and durability. By employing a standardized part across multiple engine models, Cummins ensures consistency in performance and ease of maintenance, allowing technicians to use familiar tools and procedures when servicing these engines.

Role of Part 3093767 Hexagon Head Cap Screw in Engine Systems

The Cummins Hexagon Head Cap Screw is integral to the secure assembly and operation of various engine components. Its applications span across multiple systems, ensuring the structural integrity and functional efficiency of the engine.

Aftercooler and Brackets

In the aftercooler system, the 3093767 screw is used to fasten the aftercooler (left) brackets and aftercooler (right) brackets. This secure attachment is essential for maintaining the alignment and stability of the aftercooler, which is vital for efficient cooling of the compressed air from the turbocharger.

Turbocharger Arrangement

Within the turbocharger arrangement, the screw plays a role in securing components that are subject to high stress and vibration. Its robust design ensures that parts remain firmly in place, contributing to the turbocharger’s ability to deliver consistent performance under varying engine loads.

Fuel Injection Pump and Harness

The fuel injection pump relies on precise component alignment to deliver fuel accurately. The 3093767 screw is employed to secure the pump’s housing and related brackets, ensuring that the pump operates within its designed parameters. Additionally, it is used in the harness that connects the electronic control module wiring, providing a stable connection that is resistant to the engine’s vibrations.

Manifold and Air Intake

In the manifold and air intake systems, the screw is utilized to fasten components that direct air flow into the engine. Secure fastening is necessary to prevent leaks and ensure that the air-fuel mixture is optimal, which directly impacts engine performance and efficiency.

Engine Control Module and Mounting

The engine control module (ECM) and its mounting brackets are critical for the engine’s electronic management. The 3093767 screw ensures that the ECM is securely mounted, protecting it from physical damage and ensuring that its connections remain intact, which is essential for reliable engine operation.

Fuel Filter, Plumbing, and Supply System

In the fuel filter, plumbing, and supply system, the screw is used to secure components that manage the flow of fuel from the tank to the engine. This includes fastening the fuel drain and fuel supply lines, ensuring that there are no leaks and that the fuel system operates under the correct pressure.

Auxiliary Cooling System

Finally, in the auxiliary cooling system, the screw is employed to secure components that help manage the engine’s temperature. This includes fastening parts of the plumbing and other critical elements, ensuring that the cooling system can effectively dissipate heat and maintain engine temperatures within safe operating ranges.

Conclusion

The Cummins Hexagon Head Cap Screw, part number 3093767, is a critical component in the assembly and maintenance of commercial trucks and engines. Its robust design, ease of installation, and resistance to corrosion make it an essential part for ensuring the structural integrity and operational efficiency of various engine components. Regular maintenance and proper installation are key to maximizing the lifespan and performance of this part.