3015395
Fuel Supply Tube
Cummins®

The Cummins 3015395 Fuel Supply Tube is a component designed for use in the fuel systems of heavy-duty trucks. Its purpose is to facilitate the transfer of fuel from the tank to the engine, ensuring a consistent and reliable fuel supply that is vital for the engine’s operation.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system that carries fuel from the tank to the engine. It plays a role in maintaining the fuel’s integrity as it travels, ensuring that it reaches the engine in the proper state for combustion ¹. The tube contributes to the overall operation of a truck’s engine by providing a stable and uninterrupted fuel flow, which is necessary for consistent engine performance ².

Purpose and Role of the 3015395 Fuel Supply Tube

The Cummins 3015395 Fuel Supply Tube is specifically designed to deliver fuel from the tank to the engine. It ensures that fuel is supplied under consistent pressure, which is important for the engine’s fuel injection system to operate correctly ³. The tube’s design allows it to withstand the pressures and temperatures associated with fuel delivery in heavy-duty applications.

Key Features

This Cummins part is constructed from materials that offer resistance to the corrosive effects of fuel and the high pressures within the fuel system. Its design includes features that enhance its performance and durability, such as reinforced connections and a smooth interior to reduce flow resistance. These characteristics contribute to the tube’s ability to maintain a reliable fuel supply over time.

Benefits of Using the Cummins 3015395 Fuel Supply Tube

Utilizing the Cummins 3015395 Fuel Supply Tube can lead to improved fuel delivery efficiency due to its design and material properties. The tube’s durability ensures long-term reliability, reducing the need for frequent replacements. Additionally, its consistent fuel pressure maintenance can contribute to overall engine performance, potentially leading to better fuel economy and reduced emissions.

Installation Considerations

When installing the Cummins 3015395 Fuel Supply Tube, it is important to follow manufacturer guidelines to ensure compatibility with the specific truck model. Proper installation procedures should be observed to maintain the integrity of the fuel system and to ensure that the tube is securely connected and properly aligned.

Maintenance and Troubleshooting

Routine maintenance of the Cummins 3015395 Fuel Supply Tube involves checking for signs of wear or damage and ensuring that all connections are secure. Regular inspections can help identify potential issues before they lead to fuel delivery problems. Troubleshooting common issues may involve checking for leaks, verifying fuel pressure, and ensuring that the tube is free from obstructions.

Cummins Overview

Cummins Inc. is a well-established company with a significant presence in the automotive industry. Known for its commitment to quality, Cummins has a history of producing reliable and high-performance automotive components. The company’s reputation is built on its dedication to innovation and excellence in manufacturing, which is reflected in its range of products, including the Cummins 3015395 Fuel Supply Tube.

Cummins Fuel Supply Tube Part 3015395 Compatibility

The Cummins Fuel Supply Tube part number 3015395 is designed to integrate seamlessly with specific engine models, ensuring optimal fuel delivery and performance. This part is engineered to fit within the fuel systems of the N14 MECHANICAL and NH/NT 855 engines, providing a reliable connection for fuel transfer.

For the N14 MECHANICAL engine, the part 3015395 is crucial in maintaining the integrity of the fuel supply line. It ensures that fuel is efficiently transported from the fuel tank to the engine, supporting the engine’s operational demands.

Similarly, in the NH/NT 855 engine, the fuel supply tube part 3015395 plays a pivotal role in the fuel system. It is designed to withstand the operational stresses of the engine, ensuring a consistent and reliable fuel supply, which is essential for maintaining engine performance and efficiency.

Both engines benefit from the precision engineering of the Cummins Fuel Supply Tube part 3015395, which is crafted to meet the specific requirements of these engine models. This ensures that the fuel supply remains uninterrupted, contributing to the overall reliability and efficiency of the engines.

Role of Part 3015395 Fuel Supply Tube in Engine Systems

The part 3015395 Fuel Supply Tube is an integral component in the fuel delivery system of various engine setups. It is responsible for transporting fuel from the fuel tank to the fuel injectors or carburetor, ensuring a consistent and reliable fuel supply to the engine.

Integration with Fuel System Components

1. Fuel Tank: The Fuel Supply Tube connects directly to the fuel tank, where it draws fuel through a fuel pump or via gravity feed in some systems.
2. Fuel Pump: In systems equipped with a fuel pump, the tube interfaces with the pump outlet, facilitating the pressurized transfer of fuel to the engine.
3. Fuel Filter: Often, the Fuel Supply Tube is routed through a fuel filter, which removes impurities and contaminants from the fuel before it reaches the engine.
4. Fuel Rail: In fuel-injected engines, the tube delivers fuel to the fuel rail, which distributes it to individual injectors.
5. Fuel Injectors: The Fuel Supply Tube ensures that each fuel injector receives a steady supply of fuel, allowing for precise fuel delivery to the combustion chambers.
6. Carburetor: In carbureted engines, the tube supplies fuel to the carburetor, where it is mixed with air before entering the engine.
7. Fuel Pressure Regulator: The tube may also connect to a fuel pressure regulator, which maintains consistent fuel pressure within the system.
8. Return Line: Excess fuel is often returned to the tank via a return line, which may be integrated with the Fuel Supply Tube system to manage fuel flow and pressure.

The Fuel Supply Tube’s design and placement are engineered to withstand the pressures and temperatures within the fuel system, ensuring efficient and safe operation of the engine.

Conclusion

The Cummins 3015395 Fuel Supply Tube is a critical component in the fuel systems of heavy-duty trucks, designed to ensure a consistent and reliable fuel supply to the engine. Its robust construction, compatibility with specific engine models, and integration with various fuel system components make it an essential part for maintaining engine performance and efficiency.