2884724
Threaded Plug
Cummins®

The 2884724 Threaded Plug, manufactured by Cummins, is a specialized component designed for use in commercial trucks. Cummins, a well-established name in the automotive industry, produces a wide range of parts and systems that enhance the performance and reliability of commercial vehicles. This part is integral to maintaining the integrity of various systems within these trucks, ensuring they operate efficiently and safely.

Basic Concepts of Threaded Plugs

Threaded plugs are mechanical components used to seal openings in various systems. They consist of a cylindrical body with threads on the outside, which allows them to be screwed into a corresponding threaded hole. The primary function of a threaded plug is to provide a secure seal, preventing the escape of fluids or gases and keeping contaminants out. This sealing capability is vital in maintaining the efficiency and safety of mechanical systems ¹.

Purpose of the 2884724 Threaded Plug

This Cummins part plays a specific role in the operation of commercial trucks. It is designed to seal openings within the engine or other systems, ensuring that fluids and gases remain contained. This plug helps maintain system pressure, prevents leaks, and protects internal components from external contaminants. Its precise function within the truck’s systems contributes to overall engine efficiency and reliability.

Key Features

The 2884724 is characterized by several significant features that enhance its performance and durability. It is typically made from high-quality materials such as brass or stainless steel, which offer excellent resistance to corrosion and wear. The plug features a specific thread type that ensures a secure fit within the designated openings. Its design includes precise dimensions and tolerances to guarantee a tight seal, contributing to its effectiveness in various applications.

Benefits

Using this part provides several advantages. It improves system integrity by ensuring that fluids and gases remain contained within their designated pathways. This containment prevents leaks, which can lead to system failures or inefficiencies. Additionally, the plug contributes to overall engine efficiency by maintaining proper system pressure and protecting internal components from contaminants. Its durable construction ensures long-term reliability, reducing the need for frequent replacements.

Installation Process

Proper installation of the 2884724 is crucial for its effective function. The process involves several steps to ensure a secure fit. First, the corresponding threaded hole should be cleaned to remove any debris or old sealant. Next, a compatible thread sealant or tape can be applied to the threads of the plug to enhance the seal. Using a torque wrench, the plug should be screwed into the hole until it reaches the specified torque setting, ensuring it is tight but not overtightened. Finally, the installation should be checked for leaks or proper seating.

Troubleshooting Common Issues

Frequent problems associated with threaded plugs include leaks and corrosion. If a leak is detected, the plug should be removed and inspected for damage or improper seating. Reapplying thread sealant and ensuring the plug is properly torqued can often resolve this issue. Corrosion can be addressed by replacing the plug with a new one made from corrosion-resistant materials. Regular inspections can help identify and resolve these issues before they lead to more significant problems.

Maintenance Tips

Regular inspection and maintenance of the 2884724 can prolong its service life and ensure continued reliable performance. Inspect the plug during routine maintenance checks for signs of wear, corrosion, or leaks. If any issues are detected, address them promptly to prevent further damage. Additionally, ensure that the plug is properly torqued during installation and re-tighten it if necessary. Keeping the plug and its surrounding area clean can also help prevent contamination and extend its lifespan.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration systems, and related components. Founded in 1919, Cummins has built a reputation for innovation, quality, and reliability in the commercial truck industry. The company’s extensive product range and commitment to customer satisfaction have made it a trusted name among fleet operators and maintenance professionals.

Threaded Plug 2884724 Compatibility with Cummins Engines

This part is designed to fit seamlessly with a range of Cummins engines. This part is crucial for ensuring the integrity and functionality of the engine’s systems.

HSK78G CM2358 K129G

The HSK78G CM2358 K129G engine benefits from the precise fit of the 2884724. This plug is engineered to provide a secure seal, preventing any leaks that could compromise the engine’s performance.

QSK78 CM2250 K104 and QSK78 CM2350 K126

Both the QSK78 CM2250 K104 and QSK78 CM2350 K126 engines are compatible with the 2884724. This part ensures that these engines maintain their operational efficiency by providing a reliable seal in critical areas.

QSK78 CM2350 K137

The QSK78 CM2350 K137 engine also integrates the 2884724 effectively. This compatibility is essential for maintaining the engine’s structural integrity and ensuring that it operates at peak performance levels.

By ensuring a secure fit in these engines, the 2884724 plays a vital role in the overall reliability and efficiency of Cummins engines.

Component Usage

This part is integral to the functionality and maintenance of several key components within engine systems. Its role is to ensure the integrity and efficiency of these components by sealing and regulating fluid flow.

Aid Systems

In auxiliary systems, the Threaded Plug is often used to seal off passages or ports that are not in use. This prevents fluid leakage and maintains system pressure, ensuring that the aid systems operate efficiently.

Coolant Heater Starting Systems

For coolant heater starting systems, the Threaded Plug is employed to seal the coolant passages when the heater is not active. This ensures that the coolant remains within the system, ready for immediate use when the engine requires preheating.

Coolers

In coolers, such as oil or transmission coolers, the Threaded Plug is used to seal off bypass routes. This directs the fluid through the cooling passages, enhancing the efficiency of the cooling process and maintaining optimal operating temperatures.

Engine Oil Systems

Within engine oil systems, the Threaded Plug plays a role in sealing off oil galleries or passages that are not in use. This helps in maintaining oil pressure and ensuring that the oil circulates effectively through the engine components, providing necessary lubrication.

Oil Cooler Support

In oil cooler support structures, the Threaded Plug is used to seal connections and passages. This ensures that the oil flows correctly through the cooler, preventing leaks and maintaining the efficiency of the cooling process.

Pumps

For pumps, especially in high-pressure systems, the Threaded Plug is used to seal off inlet and outlet ports when maintenance or modifications are being performed. This prevents fluid loss and maintains system integrity during servicing.

Water Systems

In water systems, including radiators and water pumps, the Threaded Plug is utilized to seal off passages and ports. This ensures that the water circulates efficiently through the engine, maintaining proper cooling and preventing leaks.

Conclusion

The 2884724 Threaded Plug is a critical component in the maintenance and operation of commercial truck engines. Its role in sealing various systems ensures the integrity and efficiency of engine components, contributing to overall vehicle performance and reliability. Proper installation, regular maintenance, and prompt troubleshooting of common issues are essential for maximizing the lifespan and effectiveness of this part.