4979008
Plain Hose
Cummins®

The 4979008 Plain Hose, a component manufactured by Cummins, is designed for use in commercial trucks. This Cummins part serves a role in various fluid systems, contributing to the efficient operation and longevity of the vehicle ¹.

Basic Concepts of Plain Hoses

Plain hoses are flexible tubing used in fluid systems to transport liquids or gases. They are characterized by their simple design, which lacks the reinforcements found in other types of hoses. Despite their simplicity, plain hoses are important in applications where flexibility and ease of installation are prioritized. They are commonly used in systems where the pressure and temperature conditions are moderate, and where the fluid being transported is not corrosive or abrasive ².

Purpose of the 4979008 Plain Hose

The 4979008 Plain Hose provides a conduit for the transport of various fluids in commercial trucks. It is integrated into systems that require a flexible connection between components, allowing for movement and vibration without compromising the integrity of the fluid pathway. The hose is designed to handle specific types of fluids, contributing to the overall functionality of the truck’s systems.

Key Features

The 4979008 Plain Hose is constructed with a focus on performance and durability. Its material composition is selected to withstand the operational conditions it will encounter, offering resistance to wear and degradation. The hose exhibits flexibility, which is important for accommodating the dynamic movements of the truck’s components. Additionally, design elements such as smooth inner walls facilitate efficient fluid flow, while external reinforcements may be included to enhance durability without sacrificing flexibility.

Benefits

Utilizing the 4979008 Plain Hose in commercial trucks can lead to improved system efficiency due to its design, which minimizes resistance to fluid flow. The hose’s durability ensures longevity, reducing the frequency of replacements and associated downtime. Its reliability in demanding conditions contributes to the overall performance and safety of the vehicle.

Installation Considerations

Proper installation of the 4979008 Plain Hose is important to ensure optimal performance and longevity. Installation techniques should follow manufacturer guidelines to prevent damage to the hose and to ensure a secure fit. Attention to detail during installation can prevent common issues such as leaks or improper seating, which could lead to system inefficiencies or failures.

Troubleshooting Common Issues

Common issues with plain hoses, such as leaks or degradation, can often be traced to installation errors, environmental factors, or natural wear over time. Troubleshooting steps may include inspecting the hose for signs of wear, checking connections for proper seating, and assessing the system for any abnormal pressures or temperatures that could be contributing to the issue.

Maintenance Tips

Regular maintenance of the 4979008 Plain Hose is important to prolong its life and ensure continued system efficiency. Maintenance practices should include routine inspections for signs of wear or damage, cleaning to remove any buildup that could affect performance, and following replacement guidelines to address any issues before they lead to system failure.

Cummins: Manufacturer Overview

Cummins is a reputable manufacturer with a long-standing history in the commercial truck industry. Known for their range of high-quality products, Cummins has established a reputation for reliability and innovation. Their product line for commercial trucks includes a variety of components designed to enhance vehicle performance, efficiency, and durability.

Cummins Engine Part 4979008: Plain Hose Compatibility

The Cummins part 4979008, a Plain Hose, is designed to integrate seamlessly with several of Cummins’ engine models. This hose is a component in the engine’s cooling and fluid management systems, ensuring efficient operation and longevity of the engine.

QSK19 and CM850 Engines

The QSK19 and CM850 engines, both part of Cummins’ QSK series, are high-performance diesel engines known for their reliability and efficiency. The Plain Hose part 4979008 is specifically engineered to fit these engines, providing a robust connection for coolant or other fluids. This hose is designed to withstand the high temperatures and pressures typical in these engines, ensuring that the fluid pathways remain intact and secure.

MCRS Engines

The MCRS engines, another variant within Cummins’ lineup, also benefit from the use of the Plain Hose part 4979008. These engines are often used in marine applications, where durability and resistance to harsh environmental conditions are paramount. The hose’s design ensures that it can handle the unique demands of marine environments, including exposure to saltwater and varying temperatures.

Integration and Functionality

The Plain Hose part 4979008 is integral to the engine’s overall functionality, connecting various components and ensuring the smooth flow of fluids. Its compatibility with the QSK19, CM850, and MCRS engines highlights its versatility and importance in maintaining engine performance. Proper installation and maintenance of this hose are important for preventing leaks and ensuring the engine operates at peak efficiency.

Role of Part 4979008 Plain Hose in Engine Systems

Plumbing Systems

In plumbing systems, the 4979008 Plain Hose serves as a vital conduit for the transfer of fluids. Its primary function is to ensure a secure and leak-free connection between various components. This hose is often used to link pumps, valves, and reservoirs, facilitating the smooth flow of coolant, lubricants, or other essential fluids. The reliability of the hose is paramount in maintaining system efficiency and preventing potential damage from fluid leaks.

Turbocharger Systems

Within turbocharger systems, the 4979008 Plain Hose plays a significant role in managing the flow of air and exhaust gases. It is commonly employed to connect the turbocharger to the intercooler, ensuring that the compressed air is efficiently routed to the engine intake. Additionally, it may be used in the exhaust system to link the turbocharger to the exhaust manifold, handling the high-pressure exhaust gases that drive the turbine. The hose’s durability and flexibility are essential in withstanding the extreme conditions present in turbocharger applications, including high temperatures and pressure fluctuations.

Conclusion

The 4979008 Plain Hose is a critical component in the fluid systems of commercial trucks, offering durability, flexibility, and efficient fluid transport. Its proper installation, maintenance, and understanding of its role in various engine systems contribute to the overall performance, efficiency, and safety of the vehicle.