3093757
Hexagon Head Cap Screw
Cummins®

The 3093757 Hexagon Head Cap Screw, manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. Cummins, a well-established name in the automotive and heavy-duty truck industry, produces this screw to meet the rigorous demands of truck operations. This screw is integral to various fastening applications within commercial trucks, ensuring secure and reliable connections across different components.

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. These screws are commonly used in applications requiring a high degree of torque and secure fastening. Mechanically, the hexagonal shape of the head provides a stable interface for tools, reducing the risk of cam-out and ensuring consistent torque application. The cap, or the underside of the head, typically features a chamfer or a countersunk design to sit flush with or below the surface of the material being fastened, enhancing both aesthetics and functionality ¹.

Purpose and Role in Truck Operation

The 3093757 Hexagon Head Cap Screw plays a specific role in the assembly and maintenance of commercial truck components. It is designed to secure critical parts that are subject to significant stress and vibration, such as engine mounts, transmission components, and chassis elements. By providing a robust and reliable fastening solution, this screw helps maintain the integrity and performance of the truck’s structural and mechanical systems. Its application ensures that components remain securely attached, contributing to the overall safety and efficiency of the vehicle ².

Key Features

The 3093757 Hexagon Head Cap Screw boasts several key features that enhance its performance and durability. Its design includes a precise hexagonal head for optimal tool engagement and a cap that ensures a snug fit against the fastened material. The screw is typically made from high-strength materials, such as alloy steel, which provides excellent resistance to wear and corrosion. Additionally, it may feature a zinc or other protective coating to further enhance its longevity in harsh operating environments. The screw’s thread design is optimized for easy installation and removal while maintaining a strong grip on the fastened components ³.

Benefits

Using the 3093757 Hexagon Head Cap Screw offers several benefits. The screw’s design and material composition contribute to improved fastening security, ensuring that components remain firmly in place even under significant stress and vibration. Its resistance to corrosion and wear extends the lifespan of the fastener, reducing the need for frequent replacements. Furthermore, the screw’s ease of installation and removal simplifies maintenance procedures, allowing for efficient repairs and adjustments.

Installation and Usage

Proper installation of the 3093757 Hexagon Head Cap Screw is crucial for ensuring its effectiveness and longevity. 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 fastened components. Utilizing the correct tools, such as a torque wrench and the appropriate socket or wrench for the hexagonal head, ensures precise and safe installation. Following these guidelines helps maintain the screw’s integrity and the overall performance of the truck ⁴.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws, such as loosening or corrosion, can be addressed through regular inspection and maintenance. If a screw appears loose, it should be re-tightened to the specified torque. Corrosion can be mitigated by ensuring that the screw and surrounding components are clean and dry, and by applying a protective coating if necessary. Regular maintenance checks help identify and resolve potential problems before they lead to more significant issues, ensuring the continued reliability of the truck’s fastening systems.

Cummins: Manufacturer Overview

Cummins is a renowned manufacturer with a long-standing reputation in the automotive and heavy-duty truck industry. Founded in 1919, Cummins has built a legacy of quality, innovation, and reliability. The company is committed to producing high-performance components that meet the demanding requirements of commercial vehicles. Cummins’ dedication to research and development ensures that their products, including the 3093757 Hexagon Head Cap Screw, incorporate the latest advancements in materials and design, providing customers with durable and efficient solutions for their trucking needs.

Hexagon Head Cap Screw 3093757 in Cummins Engines

The Cummins Hexagon Head Cap Screw part number 3093757 is a critical component in several of Cummins’ engine models. This screw is integral to the assembly and maintenance of these engines, ensuring structural integrity and operational efficiency.

ISM CM570/870 and QSM11 CM570

In the ISM CM570/870 and QSM11 CM570 engines, the 3093757 screw is used in various applications where secure fastening is required. These engines, known for their robust performance, benefit from the reliability and strength provided by this screw. It is often employed in securing engine components, ensuring that parts remain tightly fastened under high operational stresses.

QSK60 CM850 MCRS and QSM11 CM876

For the QSK60 CM850 MCRS and QSM11 CM876 engines, the 3093757 screw plays a similar role. These engines are designed for demanding applications, and the screw’s ability to maintain a tight hold is crucial. It is used in areas where precision and durability are paramount, such as in the engine’s internal structure and in securing various engine covers and housings.

QST30 CM2350 T101 and QST30 CM552

In the QST30 CM2350 T101 and QST30 CM552 engines, the 3093757 screw is utilized in several key areas. These engines are known for their versatility and efficiency, and the screw’s role in maintaining the integrity of the engine’s components is vital. It is often found in securing the engine’s main body, ensuring that all parts are held firmly together, which is essential for the engine’s performance and longevity.

The consistent use of the 3093757 screw across these engine models underscores its importance in Cummins’ engine design. Its application in securing various engine components highlights its role in ensuring the reliability and durability of Cummins engines.

Role of Part 3093757 Hexagon Head Cap Screw in Engine Systems

The part 3093757 Hexagon Head Cap Screw is integral to the assembly and secure functioning of various engine components. It is employed in the mounting of the air cleaner, ensuring that the air intake system is firmly attached to the engine block. This secure attachment is essential for maintaining the efficiency of the air filtration process, which directly impacts engine performance.

In the context of the engine block, the Hexagon Head Cap Screw is used to fasten critical components such as the cylinder and various drive systems. For the cylinder, it ensures that the combustion chamber is sealed properly, which is vital for the engine’s operational integrity.

For the drive systems, including the auxiliary pump drive, fan drive, and front gear train accessory, the screw plays a role in maintaining the structural integrity and alignment of these components. Proper alignment and secure attachment are necessary for the efficient transfer of power and the smooth operation of these systems.

The screw is also utilized in the mounting of the radiator, where it ensures that the cooling system is securely positioned. This is important for the effective dissipation of heat from the engine. Similarly, in the raw water system and auxiliary cooling system, the Hexagon Head Cap Screw helps in maintaining the secure attachment of components, ensuring that these systems function efficiently to regulate engine temperature.

Overall, the part 3093757 Hexagon Head Cap Screw is a fundamental component in the secure assembly and reliable operation of various engine systems.

Conclusion

The 3093757 Hexagon Head Cap Screw is a critical component in the assembly and maintenance of commercial trucks and Cummins engines. Its design, material composition, and application ensure secure and reliable fastening of critical components, contributing to the overall performance, safety, and efficiency of the vehicle. Regular maintenance and proper installation are essential to maximize the benefits of this screw and ensure the longevity of the fastening systems in commercial trucks.