4927982
Threaded Plug
Cummins®

The 4927982 Threaded Plug, manufactured by Cummins, is a component designed for use in commercial trucks. Threaded plugs serve various functions in the automotive industry, including sealing, blocking, and protecting openings in mechanical systems. This Cummins part is specifically engineered to meet the demanding requirements of heavy-duty truck applications, ensuring reliable performance and durability.

Basic Concepts of Threaded Plugs

Threaded plugs are mechanical components used to seal or block openings in systems and equipment. They operate by being screwed into a threaded hole, creating a secure seal that prevents the passage of fluids, gases, or contaminants. These plugs are typically made from materials such as brass, steel, or plastic, chosen for their durability, corrosion resistance, and ability to maintain a tight seal under pressure. The material selection is crucial for ensuring the plug can withstand the operational stresses and environmental conditions it will encounter ¹.

Purpose of the 4927982 Threaded Plug

This part plays a specific role in the operation of a truck by sealing openings in various systems, such as the engine, transmission, or hydraulic systems. It interacts with these systems by providing a secure barrier that prevents leaks and contamination, thereby contributing to the overall efficiency and reliability of the truck’s operation. This plug is particularly important in maintaining the integrity of fluid systems, ensuring that fluids remain contained within their designated pathways ².

Key Features

The 4927982 Threaded Plug features a design that includes a threaded exterior for secure installation and a sealing surface that ensures a tight fit. It is constructed from high-quality materials that offer resistance to corrosion and wear, enhancing its performance and durability. Unique attributes of this plug may include a specialized coating for additional protection against environmental factors or a design that allows for easy installation and removal.

Benefits

Using this Cummins part in truck maintenance and operation offers several advantages. It improves efficiency by ensuring that systems operate without leaks, which can lead to fluid loss and decreased performance. Reliability is enhanced as the plug helps maintain the integrity of critical systems, reducing the risk of downtime due to leaks or contamination. Additionally, it contributes to safety by preventing hazardous fluids from escaping and potentially causing harm to operators or the environment.

Installation and Usage

Proper installation of the 4927982 Threaded Plug involves several steps to ensure a secure and effective fit. The process includes cleaning the threaded hole to remove any debris, applying a thread sealant if necessary, and screwing the plug into place using the appropriate tools. It is important to achieve the correct torque to ensure a tight seal without over-tightening, which could damage the plug or the surrounding material.

Troubleshooting and Maintenance

Common issues with threaded plugs include leaks due to improper installation, corrosion, or wear. Identifying these problems involves inspecting the plug and the surrounding area for signs of fluid leakage or damage. Troubleshooting may require removing the plug, cleaning the threaded hole, and reinstalling the plug with proper torque. Regular maintenance, such as checking for signs of wear or corrosion and ensuring the plug remains securely in place, can prolong the life of the 4927982 Threaded Plug.

Safety Considerations

When handling, installing, or maintaining the 4927982 Threaded Plug, it is important to follow safety guidelines to prevent injury or damage. Potential hazards include exposure to pressurized fluids or gases if a leak occurs, as well as the risk of injury from sharp edges or hot surfaces. Mitigating these risks involves wearing appropriate personal protective equipment, ensuring the system is depressurized before working on it, and following manufacturer guidelines for installation and maintenance.

Cummins: Manufacturer Overview

Cummins is a well-established manufacturer in the automotive industry, known for its high-quality truck components. With a history of innovation and commitment to excellence, Cummins has built a reputation for producing reliable and durable parts that meet the needs of commercial truck operators. The company offers a wide range of products and technologies designed to enhance the performance, efficiency, and safety of trucks, demonstrating its expertise and authority in the field.

Threaded Plug 4927982 Compatibility with Cummins Engines

This part is designed to fit a variety of Cummins engines. Below is a detailed description of its compatibility across different engine models:

QSK19 Series

• QSK19 CM2350 K105
• QSK19 CM2350 K114
• QSK19 CM850 MCRS

The QSK19 series engines are compatible with the Threaded Plug 4927982. This part is essential for maintaining the integrity of the engine’s sealing system, ensuring that the engine operates efficiently and reliably.

QSK38 Series

• QSK38 CM2150 MCRS
• QSK38 CM850 MCRS

The QSK38 series engines utilize the Threaded Plug 4927982. This compatibility ensures that the engines maintain their operational efficiency and reliability, with the plug playing a crucial role in the sealing mechanism.

QSK50 Series

• QSK50 CM2150 K107
• QSK50 CM2150 MCRS
• QSK50 CM2350 K108

The QSK50 series engines are designed to work with the Threaded Plug 4927982. This part is critical for the sealing and operational integrity of these engines, ensuring they perform optimally under various conditions.

QSK60 Series

• QSK60 CM850 MCRS

The QSK60 CM850 MCRS engine is also compatible with the Threaded Plug 4927982. This compatibility ensures that the engine maintains its sealing integrity, contributing to its overall efficiency and reliability.

By ensuring that the Threaded Plug 4927982 is correctly installed in these engines, operators can maintain the performance and longevity of their equipment.

Role of Part 4927982 Threaded Plug in Engine Systems

This Cummins part is an essential component in various engine systems, particularly those involving fuel management. Its primary function is to seal and secure connections within the fuel system, ensuring the integrity and efficiency of fuel delivery.

Fuel Injection Pump

In the fuel injection pump system, the Threaded Plug is used to seal off unused ports or passages. This prevents fuel leakage and maintains the pressure within the system. By ensuring a tight seal, the plug contributes to the consistent and precise delivery of fuel to the engine’s combustion chambers, enhancing overall engine performance and fuel efficiency.

Fuel Pump

Within the fuel pump assembly, the Threaded Plug is often employed to cap off areas where fuel lines or sensors are not in use. This helps in maintaining the system’s pressure and preventing any potential fuel leaks. The seal provided by the plug is vital for the reliable operation of the fuel pump, ensuring that fuel is delivered under the correct pressure to the engine.

General Pump Systems

In broader pump systems, including those used for fuel transfer or other fluids, the Threaded Plug serves a similar purpose. It seals off connections that are not in use, ensuring that the system operates efficiently without leaks. This is particularly important in high-pressure systems where even minor leaks can lead to significant performance issues.

Fuel Lines and Connections

Throughout the fuel lines and various connections within the engine system, the Threaded Plug plays a key role in maintaining the integrity of the fuel pathway. By sealing off any unused or redundant connections, it ensures that fuel flows only through the intended pathways, reducing the risk of leaks and maintaining system pressure. This contributes to the overall reliability and performance of the engine.

Conclusion

In summary, the 4927982 Threaded Plug is a fundamental component in ensuring the secure and efficient operation of fuel systems within engine assemblies. Its role in sealing and securing connections is vital for maintaining system pressure, preventing leaks, and ensuring the reliable delivery of fuel to the engine ³.