4946379
Flexible Hose
Cummins®

Introduction

The Cummins 4946379 Flexible Hose is a component designed for use in commercial truck operations. It serves a role in connecting various systems within the truck, facilitating the transfer of fluids necessary for the vehicle’s operation. Understanding its purpose and significance can help in maintaining the efficiency and reliability of commercial trucks.

Basic Concepts of Flexible Hoses

Flexible hoses are components used in automotive and industrial applications to convey fluids between different parts of a system. They are designed to accommodate movement and vibration, which rigid pipes cannot, thus reducing the risk of damage from mechanical stress. In automotive systems, flexible hoses are commonly used for fuel, coolant, and hydraulic fluid transfer ¹.

Purpose of the Cummins 4946379 Flexible Hose

This Cummins part is specifically engineered to connect systems within a truck, allowing for the transfer of fluids such as coolant or hydraulic fluid. It plays a role in maintaining the operational integrity of these systems by providing a durable and flexible connection that can withstand the dynamic environment of a commercial truck.

Key Features

The 4946379 Flexible Hose is constructed from high-quality materials that offer durability and resistance to the fluids it transports. Its design includes reinforced layers to enhance strength and flexibility, ensuring it can endure the pressures and temperatures encountered in truck operations. Unique characteristics such as kink resistance and a smooth inner surface contribute to its performance and longevity ².

Benefits

This part offers several advantages, including enhanced flexibility that accommodates the movement inherent in truck operations, resistance to wear and tear from constant use, and improved safety and efficiency in fluid transfer systems. These benefits contribute to the overall reliability and performance of the truck.

Installation Considerations

Proper installation of the 4946379 Flexible Hose involves using the correct tools and following a series of steps to ensure a secure and leak-free connection. It is important to avoid common pitfalls such as over-tightening fittings or using incompatible connectors, which can lead to hose failure or fluid leaks.

Troubleshooting Common Issues

Flexible hoses, including the 4946379, may encounter issues such as leaks or blockages. Diagnosing these problems involves inspecting the hose for signs of wear, checking connections for tightness, and ensuring there are no obstructions in the fluid path. Resolving these issues may require repairing or replacing the hose, depending on the severity of the problem.

Maintenance Tips

Regular maintenance of the 4946379 Flexible Hose includes inspection routines to check for signs of wear or damage, cleaning procedures to remove any buildup that could affect performance, and monitoring for when replacement may be necessary. Adhering to these maintenance tips can help extend the life of the hose and ensure continued reliable operation.

Safety Precautions

When working with the 4946379 Flexible Hose, it is important to observe safety measures such as wearing protective equipment and following handling guidelines to prevent injury or damage. This includes being aware of the fluids being transported and taking appropriate precautions to avoid contact with skin or eyes.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and commitment to quality, Cummins serves customers in approximately 190 countries and territories through a network of more than 600 company-owned and independent distributor locations and approximately 7,400 dealer locations ³.

Cummins Flexible Hose 4946379 in Engine Applications

The Cummins Flexible Hose part number 4946379 is a component in various engine systems, ensuring efficient and reliable operation. This part is designed to connect different parts of the engine’s cooling, fuel, or exhaust systems, providing flexibility and durability under varying operational conditions.

QSC8.3 CM850 (CM2850)

In the QSC8.3 CM850 (CM2850) engine, the Flexible Hose 4946379 plays a role in maintaining the integrity of the engine’s cooling system. It connects the coolant pump to the radiator, allowing for the smooth flow of coolant. This hose is engineered to withstand high temperatures and pressures, ensuring that the engine remains at optimal operating temperatures.

Grouping of Engines

The Flexible Hose 4946379 is also compatible with other Cummins engines that share similar design and operational parameters. These engines benefit from the hose’s ability to absorb vibrations and movements, reducing the risk of leaks and system failures. The hose’s flexibility and durability make it a component in these engine systems, ensuring long-term reliability and performance.

Role of Part 4946379 Flexible Hose in Engine Systems

Part 4946379 Flexible Hose is integral to the efficient operation of various engine systems, particularly in conjunction with the filter and full flow oil components.

In the context of the filter system, the flexible hose facilitates the transfer of fluids between the filter and other engine components. This ensures that contaminants are effectively captured and removed from the engine oil, maintaining the cleanliness and integrity of the lubrication system. The flexibility of the hose allows it to accommodate the dynamic movements and vibrations inherent in engine operation, thereby ensuring a consistent and reliable flow of fluid.

When integrated with the full flow oil system, Part 4946379 Flexible Hose plays a role in directing the primary flow of oil from the oil pump to the various lubrication points within the engine. This includes critical components such as the crankshaft, camshaft, and valve train. The hose’s design enables it to withstand the high pressures and temperatures associated with the oil flow, ensuring that lubrication is delivered efficiently and without interruption.

Overall, the incorporation of Part 4946379 Flexible Hose enhances the reliability and performance of the engine’s filtration and lubrication systems, contributing to the overall durability and efficiency of the engine.

Conclusion

The Cummins 4946379 Flexible Hose is a vital component in commercial truck and engine systems, offering durability, flexibility, and efficient fluid transfer. Proper installation, maintenance, and understanding of its role in engine systems are essential for ensuring the reliability and performance of these vehicles.