3094340
Threaded Plug
Cummins®

Introduction

The Cummins 3094340 Threaded Plug is a component designed for use in heavy-duty truck systems. Its primary role is to seal openings within the engine or other systems, preventing the escape of fluids and gases. This part is integral to maintaining system integrity and ensuring optimal performance of the truck’s engine.

Basic Concepts of Threaded Plugs

Threaded plugs are mechanical components used to seal threaded openings in various systems. They function by creating a tight seal that prevents the leakage of fluids or gases. In automotive systems, threaded plugs are commonly employed in engines, fuel systems, and hydraulic systems to maintain pressure and prevent contamination ¹.

Purpose of the Cummins 3094340 Threaded Plug

This Cummins part serves a specific function within truck operations. It is designed to seal openings in the engine or other systems, ensuring that fluids and gases remain contained. This plug plays a role in maintaining system pressure, preventing leaks, and contributing to the overall efficiency and reliability of the truck’s engine.

Key Features

The Cummins 3094340 Threaded Plug is characterized by several key features that enhance its performance and durability. It is constructed from high-quality materials, ensuring resistance to corrosion and wear. The plug features a specific thread type that allows for a secure fit within the designated openings. Additionally, its design specifications are tailored to meet the demanding requirements of heavy-duty truck applications ².

Benefits

Utilizing the Cummins 3094340 Threaded Plug offers several advantages. It contributes to improved system integrity by effectively sealing openings and preventing leaks. This, in turn, helps maintain system pressure and prevents contamination. Furthermore, the plug’s reliable performance enhances overall engine efficiency, ensuring smooth operation and reducing the risk of costly repairs.

Installation Process

Proper installation of the Cummins 3094340 Threaded Plug is crucial for ensuring its effectiveness. To install the plug, begin by cleaning the threaded opening to remove any debris or contaminants. Next, apply a suitable thread sealant to the threads of the plug. Carefully screw the plug into the opening, using a wrench to achieve the recommended torque specification. It is important to avoid over-tightening, as this may damage the threads or the plug itself.

Common Issues and Troubleshooting

Threaded plugs, including the Cummins 3094340, may encounter issues such as leaks or improper sealing. These problems can often be attributed to incorrect installation, damaged threads, or wear on the plug. To address leaks, inspect the plug and the threaded opening for any signs of damage or misalignment. If necessary, replace the plug or repair the threads to ensure a proper seal.

Maintenance Tips

Regular maintenance is essential for ensuring the longevity and reliable performance of the Cummins 3094340 Threaded Plug. Inspect the plug periodically for signs of wear, corrosion, or damage. Replace the plug as needed to maintain system integrity. Additionally, follow manufacturer guidelines for inspection intervals and replacement to ensure optimal performance and prevent unexpected failures.

Cummins Overview

Cummins Inc. is a renowned manufacturer in the automotive industry, particularly known for its heavy-duty truck engines and components. With a rich history spanning several decades, Cummins has established a reputation for producing high-quality, reliable products. The company offers a diverse range of engines, powertrain solutions, and aftermarket parts, catering to the needs of various industries and applications. Cummins’ commitment to innovation, quality, and customer satisfaction has solidified its position as a leader in the automotive sector ³.

Compatibility with Cummins Engines

The Threaded Plug part number 3094340, manufactured by Cummins, is designed to fit seamlessly with several of their engine models. This plug is integral for maintaining the integrity and functionality of the engine’s systems, ensuring that it operates efficiently and safely.

QSB6.7 CM2250

The QSB6.7 CM2250 engine benefits from the 3094340 Threaded Plug, which is crucial for sealing and protecting specific components within the engine. This plug ensures that there are no leaks, which can be detrimental to the engine’s performance and longevity.

QSC9 CM2250/QSL9 CM2250

For the QSC9 CM2250 and QSL9 CM2250 engines, the 3094340 Threaded Plug is used in similar capacities. These engines, being part of the same series, share many components and design philosophies, making the plug a versatile fit. Its role in these engines is to provide a secure seal, preventing any unwanted fluid or air from entering sensitive areas.

QST30 CM2350 T101 and QST30 CM552

The 3094340 Threaded Plug also fits the QST30 CM2350 T101 and QST30 CM552 engines. These engines, while part of the QST30 series, may have slightly different configurations and requirements. However, the plug’s design ensures it is compatible with both models, providing the necessary sealing and protection. This compatibility is crucial for maintaining the engines’ operational standards and preventing potential failures.

Role of Part 3094340 Threaded Plug in Engine Systems

The Part 3094340 Threaded Plug is a component in various engine systems, contributing to the overall efficiency and reliability of the engine. Its primary function is to seal and secure different components, ensuring that fluids and gases remain within their designated pathways.

In the context of the Filter system, the Threaded Plug is used to seal off ports or openings that are not in use. This prevents contaminants from entering the system and ensures that the filtration process is effective. When an engine is equipped with a Lubricating Oil Filter, the Threaded Plug may be employed to close off bypass routes, ensuring that oil flows through the filter media for optimal cleaning.

The Oil Bypass system often utilizes the Threaded Plug to manage the flow of oil under varying conditions. By sealing specific pathways, it helps maintain consistent oil pressure and flow, which is vital for the engine’s lubrication needs.

In the Package of a Product Installation, the Threaded Plug is frequently used to seal off unused ports or connections. This is particularly important in modular engine systems where different configurations may be employed depending on the application.

For the Q30 Oil Filter Upfit Kit, the Threaded Plug plays a role in customizing the filtration system to the specific requirements of the engine. It ensures that only the necessary pathways are open, enhancing the kit’s effectiveness.

In Turbocharger Plumbing, the Threaded Plug is used to seal off sections of the plumbing that are not in use. This is important for maintaining the integrity of the turbocharger system, ensuring that boost pressure is correctly managed and that there are no leaks.

Lastly, in the context of an Upfit Kit, the Threaded Plug is often utilized to adapt the engine to different applications. By sealing off specific components or pathways, it allows for a more tailored installation, ensuring that the engine performs optimally in its intended role.

Conclusion

The Cummins 3094340 Threaded Plug is a vital component in heavy-duty truck systems, ensuring the integrity and efficiency of engine operations. Its proper installation, maintenance, and understanding of its role in various engine systems are crucial for optimal performance and reliability.