3914948
Plain Hose
Cummins®

The Cummins 3914948 Plain Hose is a component designed for use in commercial truck systems. It serves as a conduit for fluid transfer within the truck’s various systems, ensuring efficient operation and maintenance of critical functions.

Basic Concepts of Plain Hoses

Plain hoses are flexible tubes used in fluid transfer systems across various industries. They are designed to transport liquids, gases, or even fine particulate matter from one point to another within a system. In automotive and heavy-duty truck applications, plain hoses play a vital role in connecting different components and facilitating the movement of fluids such as coolant, fuel, and hydraulic fluids. Their flexibility allows them to accommodate the movement and vibration inherent in vehicle operation, while their material composition ensures they can withstand the pressures and temperatures associated with these fluids ¹.

Purpose of the Cummins 3914948 Plain Hose

This Cummins part is specifically engineered to connect various systems within a truck, transporting essential fluids that contribute to the vehicle’s operation. It is integral to systems that require fluid transfer, such as the cooling system, where it may transport coolant to regulate engine temperature, or within the fuel system to ensure a consistent supply of fuel to the engine. The hose’s design and material properties are tailored to meet the demands of these applications, ensuring reliable performance under varying conditions ².

Key Features

This part boasts several key features that enhance its performance and durability. It is constructed from high-quality materials that offer resistance to the chemicals and temperatures encountered in truck systems. The hose exhibits flexibility, allowing it to bend and twist without compromising the flow of fluids. Additionally, its design may include reinforcement layers to increase durability and prevent kinking, ensuring a long service life even in demanding environments ³.

Benefits

The advantages of using this Cummins part include improved system reliability due to its robust construction and resistance to wear and tear. Its design facilitates ease of installation, reducing downtime during maintenance procedures. Furthermore, the hose is compatible with other Cummins components, ensuring seamless integration into existing systems and contributing to overall system efficiency.

Installation Considerations

Proper installation of this part involves following manufacturer guidelines to ensure a secure and leak-free connection. Best practices include inspecting the hose for any damage before installation, using the appropriate fittings and clamps, and ensuring that the hose is routed away from sharp edges or high-temperature areas to prevent abrasion or heat damage. Avoiding over-tightening of clamps is also important to prevent damage to the hose.

Maintenance and Troubleshooting

Regular maintenance of this Cummins part is crucial for ensuring its longevity and performance. This includes periodic inspections for signs of wear, cracking, or leaks. Should any issues arise, such as a leak or degradation of the hose material, prompt replacement is recommended to prevent system failure. Keeping the hose clean and free from contaminants can also extend its service life.

Compatibility and Usage

This part is designed for use in commercial truck fleets, where it finds applications in various systems requiring fluid transfer. Its compatibility with Cummins components ensures it can be integrated into a wide range of truck models, contributing to the efficiency and reliability of these vehicles.

Safety Considerations

When handling and installing this Cummins part, it is important to observe safety protocols to protect personnel and maintain the integrity of the truck’s systems. This includes wearing appropriate personal protective equipment, ensuring the system is depressurized before beginning work, and following all manufacturer guidelines for installation and maintenance.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established itself as a trusted name in the commercial truck industry, known for its commitment to quality, innovation, and customer satisfaction. The company’s extensive portfolio of automotive components reflects its dedication to enhancing the performance and reliability of commercial vehicles.

Cummins Part 3914948: Plain Hose Compatibility

The Cummins part number 3914948, a Plain Hose, is designed to integrate seamlessly with a range of Cummins engines. This hose is a critical component in the engine’s cooling and fuel systems, ensuring efficient fluid transfer and maintaining optimal engine performance.

Engine Compatibility

6B5.9 Engine

The 6B5.9 engine benefits from the Plain Hose part 3914948, which is integral to its cooling system. This hose connects various coolant passages, facilitating the circulation of coolant to prevent engine overheating. Its placement and design ensure that the engine maintains a stable temperature, contributing to its longevity and reliability.

ISB CM550 Engine

Similarly, the ISB CM550 engine utilizes the Plain Hose part 3914948 in its fuel and coolant systems. This hose is essential for maintaining the integrity of the fuel lines and coolant pathways, ensuring that the engine operates smoothly and efficiently. Its robust construction and precise fitment are critical for the engine’s performance and durability.

Grouped Engine Applications

Both the 6B5.9 and ISB CM550 engines, despite their different specifications and applications, share a common requirement for the Plain Hose part 3914948. This hose is engineered to fit snugly within the engine’s design, providing a reliable connection that can withstand the rigors of engine operation. Its compatibility with both engines underscores its versatility and importance in maintaining engine functionality.

Role of Part 3914948 Plain Hose in Engine Systems

This part is an essential component in various engine systems, facilitating the smooth operation of several key elements.

Fuel System Integration

In the fuel system, the 3914948 Plain Hose plays a significant role in connecting the fuel filter to the fuel lines. This connection ensures that fuel is efficiently transported from the tank to the engine, maintaining consistent fuel pressure and flow. The hose’s durability and flexibility are vital for withstanding the pressures and temperatures within the fuel system, ensuring reliable performance over time.

Fuel Filter Assembly Kit

When incorporated into a fuel filter assembly kit, the 3914948 Plain Hose serves as a critical link between the filter and other components. This setup allows for easy installation and replacement of the fuel filter, enhancing maintenance efficiency. The hose’s design prevents leaks and ensures that contaminants are effectively filtered out, contributing to the overall cleanliness of the fuel supply.

General System Functionality

Across different engine systems, the 3914948 Plain Hose aids in the seamless transfer of fluids, whether it be fuel, coolant, or other liquids. Its role in maintaining the integrity of these fluid pathways is fundamental to the engine’s performance and longevity. The hose’s ability to flex and conform to the necessary shapes within the engine compartment further underscores its importance in ensuring that all connections remain secure and functional.

Conclusion

The Cummins 3914948 Plain Hose is a critical component in commercial truck systems, designed to ensure efficient fluid transfer and maintain optimal engine performance. Its robust construction, flexibility, and compatibility with Cummins engines make it an essential part for the cooling and fuel systems. Proper installation, regular maintenance, and adherence to safety protocols are vital for maximizing the hose’s longevity and effectiveness in demanding environments.