4381983
Flexible Hose
Cummins®

Introduction

The Cummins 4381983 Flexible Hose is a component designed for use in commercial trucks. It serves a specific function within the truck’s systems, facilitating the transfer of fluids and contributing to the overall efficiency and reliability of the vehicle.

Basic Concepts of Flexible Hoses

Flexible hoses are utilized in various automotive applications to connect different parts of a system, allowing for movement and vibration without compromising the integrity of the fluid transfer. They are constructed to withstand pressure, temperature variations, and the specific properties of the fluids they transport ¹.

Purpose of the 4381983 Flexible Hose

The 4381983 Flexible Hose is employed in commercial trucks to connect components within systems such as the engine, transmission, and hydraulic systems. It is responsible for transporting fluids, which may include coolant, oil, or hydraulic fluid, ensuring these systems operate correctly ².

Key Features

The design and construction of the 4381983 Flexible Hose incorporate materials that offer flexibility and durability. It is built to accommodate the dynamic environment of a commercial truck, with features that enhance its longevity and performance. The hose’s flexibility allows it to absorb vibrations and movements, reducing stress on connected components.

Benefits of Using the 4381983 Flexible Hose

Utilizing the 4381983 Flexible Hose in commercial trucks offers several advantages. These include reduced transmission of vibrations to sensitive components, increased durability under demanding conditions, and ease of installation due to its flexible nature. These benefits contribute to the overall reliability and maintenance efficiency of the truck ³.

Installation Considerations

When installing the 4381983 Flexible Hose, it is important to follow guidelines that ensure proper alignment and secure attachment to other components. Compatibility with the system’s requirements and the use of appropriate securing methods are crucial for optimal performance and longevity of the hose.

Maintenance and Troubleshooting

Regular maintenance of the 4381983 Flexible Hose involves inspecting for signs of wear or damage, such as cracks, leaks, or kinks. Addressing these issues promptly can prevent system failures. Troubleshooting common problems may involve checking for proper installation, ensuring there are no obstructions, and verifying that the hose is compatible with the system’s fluid type and pressure requirements.

Common Applications

The 4381983 Flexible Hose finds its use in various applications within commercial truck systems. It is commonly employed in engine cooling systems, transmission fluid lines, and hydraulic systems, where it plays a role in ensuring the efficient transfer of fluids and the smooth operation of these systems.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and a commitment to quality, Cummins serves commercial, industrial, and automotive markets, providing reliable and efficient solutions for a wide range of applications.

Cummins Part 4381983: Flexible Hose Compatibility

The Cummins part 4381983, a Flexible Hose, is designed to fit seamlessly within various engine configurations. This part is engineered to provide flexibility and durability, ensuring optimal performance and longevity. Below is a detailed description of its compatibility with specific Cummins engines.

K38 Series Engines

The Cummins part 4381983 is specifically engineered to fit within the K38 series engines. These engines are known for their robust design and efficiency, making them suitable for a variety of applications. The flexible hose is designed to connect various fluid lines, ensuring smooth operation and preventing leaks. Its compatibility with the K38 series ensures that it can handle the pressures and temperatures typical of these engines.

Group Compatibility

The Cummins part 4381983 is also compatible with other engine groups that utilize similar design parameters and fluid systems. This part is engineered to meet the stringent requirements of these engine groups, ensuring that it can be used across multiple models without compromising performance. Its flexibility and durability make it an ideal choice for maintaining the integrity of fluid lines within these engines.

Application Considerations

When installing the Cummins part 4381983, it is important to consider the specific requirements of the engine and application. Proper installation is crucial to ensure that the hose can effectively manage fluid flow and pressure. Technicians should follow the manufacturer’s guidelines and use the appropriate tools and techniques to ensure a secure and reliable connection. Regular maintenance and inspection of the hose are also recommended to prevent potential issues and ensure continued performance.

Role of Part 4381983 Flexible Hose in Engine Systems

The part 4381983 Flexible Hose is a component in various engine systems, facilitating the connection between different parts to ensure efficient operation and durability.

In the manifold system, the flexible hose allows for the transfer of exhaust gases from the engine cylinders to the exhaust system. Its flexibility accommodates the thermal expansion and contraction of the manifold, reducing stress on the connections and enhancing the longevity of the system.

Within the exhaust system, the hose connects various sections of the exhaust pipe, enabling a smooth flow of gases away from the engine. This helps in maintaining the exhaust system’s integrity under varying temperatures and vibrations, ensuring consistent performance.

For plumbing applications, the flexible hose is used to connect coolant lines, oil lines, and other fluid transfer systems. Its flexibility and durability make it ideal for withstanding the pressure and temperature fluctuations common in these systems, ensuring reliable fluid transfer.

In turbocharger systems, the hose plays a significant role in connecting the turbocharger to the engine’s intake and exhaust tracts. It allows for the efficient transfer of exhaust gases to drive the turbine, which in turn compresses the intake air. The hose’s flexibility is vital in accommodating the turbocharger’s movement and thermal expansion, maintaining a secure and leak-free connection.

Specifically, for the turbocharger oil drain hose, the part 4381983 Flexible Hose ensures that oil is effectively drained from the turbocharger. This is essential for maintaining the turbocharger’s lubrication and cooling, directly impacting its performance and lifespan. The hose’s design allows it to handle the high temperatures and pressures associated with turbocharger oil, ensuring efficient and safe drainage.

Conclusion

The Cummins 4381983 Flexible Hose is a vital component in commercial truck systems, offering flexibility, durability, and efficient fluid transfer. Its compatibility with various engine configurations and applications ensures reliable performance and longevity. Proper installation, maintenance, and troubleshooting are essential to maximize the benefits of this Cummins part.