3093838
Hexagon Head Cap Screw
Cummins®

The Cummins 3093838 Hexagon Head Cap Screw is a critical component in commercial trucks, designed to meet the demanding requirements of heavy-duty applications. This part ensures secure and reliable connections across various components in commercial trucks.

Basic Concepts of Hexagon Head Cap Screw

A Hexagon Head Cap Screw is characterized by its hexagonal head, allowing for efficient torque application using standard tools. The screw’s external threading engages with internal threads in the mating part, creating a strong and secure connection. This type of screw is commonly used in applications requiring high strength and resistance to loosening.

Purpose of the 3093838 Hexagon Head Cap Screw in Trucks

This Cummins part is utilized in various fastening applications throughout commercial trucks, including engine components, chassis parts, and body panels. Its primary function is to provide a secure and durable connection that can withstand heavy-duty use.

Key Features

The 3093838 boasts several key features that enhance its performance and reliability. It is constructed from high-quality materials, typically alloy steel, offering excellent strength and durability. The screw features precise threading for a tight and secure fit, while the hexagonal head design allows for easy installation and removal using common tools. Additionally, the screw is designed to resist loosening, which is crucial in dynamic environments like those found in commercial trucks.

Benefits

Using this part offers several benefits. Its durable construction ensures long-lasting performance, even under demanding conditions. The ease of use with standard tools simplifies installation and maintenance processes. Furthermore, the screw’s resistance to loosening helps maintain secure connections over time, reducing the need for frequent re-tightening.

Installation Guidelines

Proper installation of the 3093838 is crucial for optimal performance and longevity. Begin by ensuring the mating threads are clean and free of debris. Use a torque wrench to apply the recommended torque specification, which ensures the screw is tightened to the correct level without over-tightening. It is also important to periodically check the screw’s tightness, especially after initial installation, to confirm it remains secure.

Troubleshooting Common Issues

Common issues with Hexagon Head Cap Screws may include loosening over time, difficulty in installation, or damage to the hexagonal head. To address loosening, ensure the screw is properly torqued and consider using a thread locker for additional security. If installation is difficult, verify that the mating threads are clean and undamaged. In the case of a damaged hexagonal head, replace the screw to maintain the integrity of the fastening system.

Maintenance Tips

Regular maintenance of Hexagon Head Cap Screws is important to prevent failure and ensure continued reliable operation. Inspect screws periodically for signs of loosening or damage. Clean the threads and surrounding areas to remove any debris that could affect performance. If a screw shows signs of wear or damage, replace it promptly to maintain the security of the fastening system.

Cummins: A Brief Overview

Cummins is a well-established manufacturer with a rich history in the automotive industry. The company is known for its commitment to quality and innovation, offering a wide range of products designed to meet the needs of commercial and industrial applications. Cummins’ product range includes engines, filtration systems, and various components, all of which are engineered to deliver reliable performance and durability. The company’s dedication to excellence is evident in its continued investment in research and development, ensuring that its products remain at the forefront of technological advancement.

Hexagon Head Cap Screw 3093838 in Cummins Engines

The Cummins-manufactured 3093838 is a critical component in several of their engine models. This part is integral to the assembly and maintenance of the engines, ensuring structural integrity and operational efficiency.

QST30 CM2350 T101 and QST30 CM552 Engines

In the QST30 CM2350 T101 and QST30 CM552 engines, the 3093838 is utilized in various applications where secure fastening is required. This includes securing engine components, ensuring that parts remain tightly fastened under operational stresses. The precision and strength of this screw are essential for maintaining the alignment and stability of the engine’s internal and external components.

The screw’s design, featuring a hexagonal head, allows for efficient torque application using standard tools, facilitating ease of assembly and disassembly during maintenance procedures. This design also ensures a tight and reliable connection, reducing the risk of loosening over time, which is crucial for the longevity and performance of the engines.

Grouping of Engines

Both the QST30 CM2350 T101 and QST30 CM552 engines benefit from the use of the 3093838 in similar ways. The commonality in their use of this part underscores the importance of standardized components in ensuring consistent performance and ease of maintenance across different engine models. The screw’s application in these engines highlights its versatility and reliability in demanding environments.

Role of Part 3093838 Hexagon Head Cap Screw in Engine Systems

In the intricate assembly of engine systems, the 3093838 serves as a fundamental fastening element, ensuring the secure attachment of various components. Its application spans across multiple subsystems, contributing to the overall integrity and functionality of the engine.

Aftercooler and Air Compressor Upfit Kit

Within the aftercooler and air compressor upfit kit, the Hexagon Head Cap Screw is employed to fasten critical components such as the cooler and the plumbing connections. This ensures a leak-free and robust assembly, facilitating efficient cooling of compressed air and maintaining optimal performance of the air compressor.

Turbocharger Arrangement

In the turbocharger arrangement, the Hexagon Head Cap Screw plays a key role in securing the turbocharger to the engine block and exhaust manifold. This secure attachment is essential for withstanding the high temperatures and pressures generated during operation, ensuring the turbocharger functions effectively to enhance engine performance.

Engine Oil and Filter Systems

For the engine oil and full flow oil filter systems, the Hexagon Head Cap Screw is utilized in the mounting of the oil filter housing and the connections to the engine block. This secure fastening is vital for maintaining the integrity of the oil filtration process, ensuring clean oil is circulated throughout the engine to reduce wear and tear.

Fuel Injection Pump and Lubricating Oil Cooler

In the fuel injection pump and lubricating oil (top level assembly) cooler, the Hexagon Head Cap Screw is instrumental in fastening the pump housing and cooler components. This secure attachment ensures precise fuel delivery and effective cooling of the lubricating oil, contributing to the smooth operation and longevity of the engine.

Engine Control Module and Oil Priming Device Kit

The Hexagon Head Cap Screw is also crucial in the mounting of the engine control module and the components of the oil priming device kit. Secure fastening of these elements ensures accurate engine management and proper lubrication during startup, enhancing engine reliability and performance.

Fuel System Integration

Within the fuel system, the Hexagon Head Cap Screw is used to fasten fuel lines and connections, ensuring a secure and leak-free system. This is essential for maintaining consistent fuel delivery to the engine, which is critical for efficient combustion and overall engine performance.

Conclusion

The 3093838 Hexagon Head Cap Screw is a versatile and essential component in the assembly and maintenance of various engine systems. Its reliable fastening capabilities contribute to the secure and efficient operation of critical engine components. Proper installation, maintenance, and understanding of its role in engine systems are crucial for ensuring the longevity and performance of commercial trucks and engines.