4957919
Plain Hose
Cummins®

The Cummins 4957919 Plain Hose is a component designed for use in commercial trucks. It serves a specific function within the truck’s fluid systems, contributing to the overall operation and efficiency of the vehicle. Understanding its purpose and significance is important for maintaining the truck’s performance and longevity.

Basic Concepts of Plain Hoses

Plain hoses are flexible tubes used to transport fluids within various systems. They are characterized by their simplicity, lacking reinforcements such as wire or fabric that are found in other types of hoses. Despite their basic design, plain hoses play a role in fluid systems by providing a flexible conduit for fluid flow. They are typically used in applications where the pressure and temperature conditions are moderate, and where flexibility and ease of installation are prioritized over strength and durability ¹.

Purpose of the 4957919 Plain Hose

This Cummins part is utilized in the fluid systems of commercial trucks. It is designed to transport specific fluids, ensuring that they reach their intended destinations within the truck’s system. This hose is integral to maintaining the fluid dynamics necessary for the truck’s operation, contributing to the efficiency and reliability of the vehicle.

Key Features

The 4957919 Plain Hose is constructed from materials that offer a balance of flexibility and durability. Its design specifications are tailored to meet the demands of commercial truck applications, ensuring it can withstand the operational stresses and environmental conditions encountered in these settings. The hose’s material composition allows for easy bending and routing within the truck’s fluid system, while its durability ensures long-term performance.

Benefits

Utilizing the 4957919 Plain Hose offers several advantages. Its design contributes to improved system performance by ensuring efficient fluid transport. The hose’s reliability reduces the likelihood of leaks and failures, enhancing the overall dependability of the truck’s fluid systems. Additionally, its longevity means that it can withstand the rigors of commercial use, providing value over time.

Installation Considerations

When installing this part, it is important to follow guidelines and best practices to ensure proper fitting and securing. This includes verifying compatibility with the truck’s system to prevent issues such as leaks or improper fluid flow. Careful attention to these details during installation contributes to the hose’s effectiveness and the truck’s overall performance.

Maintenance Tips

To ensure the optimal performance and longevity of the 4957919 Plain Hose, regular maintenance is recommended. This includes inspecting the hose for signs of wear or damage, cleaning it as necessary, and adhering to replacement schedules. Proper maintenance practices help to identify potential issues before they lead to more significant problems, ensuring the continued reliability of the truck’s fluid systems.

Troubleshooting Common Issues

Common problems associated with plain hoses, such as leaks, cracks, and blockages, can often be identified through regular inspection. Addressing these issues promptly with appropriate troubleshooting steps can prevent more serious complications. Solutions may include repairing or replacing the hose, depending on the extent of the damage.

Safety Considerations

When handling, installing, and maintaining the 4957919 Plain Hose, observing safety practices and precautions is important. This includes using appropriate personal protective equipment, ensuring the work area is safe, and following manufacturer guidelines to prevent accidents and ensure the safe operation of the truck.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions. With a history of innovation and a commitment to quality, Cummins serves commercial truck markets with a comprehensive range of products. The company’s reputation in the industry is built on its dedication to providing reliable, efficient, and durable solutions for its customers.

Cummins Part 4957919: Plain Hose Compatibility with Engine Models

This Cummins part is designed to integrate seamlessly with several engine models, ensuring efficient fluid transfer and system integrity. This hose is engineered to meet the specific requirements of the K19 and QSK78 CM500 engines, providing a reliable connection in high-stress environments.

For the K19 engine, the Plain Hose 4957919 is crucial in maintaining the fluid pathways necessary for optimal engine performance. Its robust construction ensures that it can withstand the operational pressures and temperatures typical of this engine model.

Similarly, in the QSK78 CM500 engine, the hose plays a role in the fluid management system. Its precise fit and durability make it an important component for ensuring the engine’s longevity and efficiency.

While the V28 engine is not explicitly mentioned in the context of this hose, it is reasonable to infer that the Plain Hose 4957919 could also be compatible with this engine model due to its design and the commonality of fluid management needs across Cummins engine lines.

Role of Part 4957919 Plain Hose in Various Engine Systems

This part is integral to the efficient operation of several engine systems, facilitating the smooth transfer of fluids and gases. Here’s how it interfaces with various components:

Air Intake Manifold

The plain hose connects to the air intake manifold, ensuring a secure and leak-free pathway for air entering the engine. This connection is vital for maintaining the correct air-fuel ratio, which is essential for optimal combustion efficiency.

Air Intercooler and Air Manifold

In turbocharged engines, the plain hose is often used to connect the air intercooler to the air manifold. This setup helps in cooling the compressed air before it enters the intake manifold, enhancing engine performance and efficiency.

Air Mounting Intercooler

For engines equipped with an air mounting intercooler, the plain hose plays a role in securing the intercooler to its mounting points. This ensures that the intercooler remains stable and operates effectively in reducing the temperature of the intake air.

Intake Manifold and Manifold Air Mounting

The plain hose is employed to link the intake manifold to various mounting points. This connection is important for maintaining the structural integrity of the intake system and ensuring that air flows smoothly into the engine cylinders.

Manifold Wet and Mounting Intercooler

In systems where a wet manifold is used, the plain hose assists in managing the flow of coolant or other fluids. Additionally, it supports the mounting of the intercooler, contributing to the overall stability and efficiency of the cooling system.

Plumbing and Aftercooler Water

In complex engine setups, the plain hose is part of the plumbing system that handles aftercooler water. This involves routing water to and from the aftercooler, aiding in the effective cooling of the compressed air and improving engine performance.

Tube Water Pump Mounting

The plain hose also finds application in connecting to the tube water pump mounting. This ensures a reliable pathway for coolant circulation, which is essential for maintaining optimal engine temperature and preventing overheating.

Conclusion

The Cummins 4957919 Plain Hose is a vital component in the fluid systems of commercial trucks, designed to ensure efficient fluid transport and system reliability. Its compatibility with various engine models, including the K19 and QSK78 CM500, underscores its importance in maintaining engine performance and longevity. Proper installation, maintenance, and adherence to safety practices are crucial for maximizing the benefits of this part and ensuring the overall efficiency and reliability of the truck’s fluid systems.