4914819
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4914819 Fuel Supply Tube is a component designed for use in the fuel systems of heavy-duty trucks. Its primary role is to facilitate the transport of fuel from the tank to the engine, ensuring a consistent and reliable fuel supply that is vital for the engine’s operation ³.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system that carries fuel from the storage tank to the engine. It is integral to the system’s function, as it must maintain a steady flow of fuel under varying conditions. The tube’s design and material are critical to its ability to withstand the pressures and temperatures associated with fuel transport, as well as to prevent leaks and ensure fuel purity ¹.

Purpose of the Cummins 4914819 Fuel Supply Tube

The Cummins 4914819 Fuel Supply Tube is specifically engineered to transport fuel efficiently and reliably from the tank to the engine in heavy-duty trucks. It plays a role in maintaining the fuel system’s integrity by providing a durable and secure pathway for fuel, which is necessary for the engine’s consistent performance ³.

Key Features

The Cummins 4914819 Fuel Supply Tube 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 sections to withstand pressure and flexible segments to accommodate movement and vibration typical in heavy-duty applications ².

Benefits

Using the Cummins 4914819 Fuel Supply Tube can lead to improved fuel efficiency, as it ensures a consistent fuel flow to the engine. Its reliable construction contributes to the overall durability of the fuel system, potentially reducing the frequency of maintenance and repairs. The tube’s design also aids in the longevity of the fuel system components by providing a secure and leak-free connection ³.

Installation and Compatibility

Proper installation of the Cummins 4914819 Fuel Supply Tube is important to ensure it functions correctly within the fuel system. It is designed to be compatible with specific truck models and fuel systems, and adherence to the manufacturer’s guidelines during installation is recommended to maintain system integrity and performance ³.

Maintenance and Troubleshooting

Routine maintenance of the Cummins 4914819 Fuel Supply Tube involves checking for signs of wear, leaks, or clogs that could affect fuel delivery. Troubleshooting common issues may require inspecting connections, ensuring the tube is free from obstructions, and verifying that it is securely installed within the fuel system ³.

Safety Considerations

When working with the Cummins 4914819 Fuel Supply Tube, it is important to follow safety precautions, including handling fuel with care to prevent spills and ensuring that all connections are secure to avoid leaks. Adhering to the manufacturer’s safety guidelines is also important to maintain a safe working environment ³.

Cummins Overview

Cummins Inc. is a well-established company in the automotive industry, known for its high-quality components for heavy-duty trucks. With a history of innovation and a commitment to excellence, Cummins has built a reputation for producing reliable and durable parts that meet the demanding requirements of the industry ³.

Compatibility with Cummins Engines

The Cummins part number 4914819, a Fuel Supply Tube, is designed to integrate seamlessly with a range of Cummins engines, ensuring efficient fuel delivery and system integrity. This component is specifically engineered to fit within the QSNT14 engine family, providing a critical link in the fuel supply chain. Its precision-engineered design ensures compatibility and reliability, making it an essential part for maintaining the operational efficiency of these engines ³.

Similarly, the Fuel Supply Tube 4914819 is also compatible with the CM876 engine series. This compatibility is crucial for ensuring that the fuel supply system operates smoothly, reducing the risk of fuel leaks and ensuring consistent engine performance. The part’s design is tailored to meet the specific requirements of the CM876 engines, facilitating optimal fuel flow and system stability ³.

Additionally, the N102 engine series benefits from the use of the Cummins part number 4914819. This Fuel Supply Tube is engineered to fit perfectly within the N102 engines, ensuring that the fuel supply system functions as intended. The part’s design is optimized for the unique characteristics of the N102 engines, contributing to overall engine reliability and performance ³.

Role of Part 4914819 Fuel Supply Tube in Engine Systems

The Part 4914819 Fuel Supply Tube is an essential 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 ³.

Integration with Fuel Plumbing

In the context of fuel plumbing, the Fuel Supply Tube interfaces with the fuel lines, which are the conduits that carry fuel throughout the vehicle. This tube is typically connected to the fuel pump on one end and the fuel rail or carburetor on the other. Its role is to maintain a steady flow of fuel under pressure, which is vital for the efficient operation of the engine ¹.

Interaction with Plumbing Components

When considering the broader plumbing system, the Fuel Supply Tube works in conjunction with various components such as fuel filters, regulators, and sensors. The tube must be securely fitted to prevent leaks and ensure that the fuel system operates within specified pressure ranges. This integration is key to maintaining the integrity of the fuel delivery system and preventing issues such as fuel starvation or over-pressurization ¹.

Ensuring Reliable Fuel Delivery

The Fuel Supply Tube’s design and material are selected to withstand the corrosive nature of fuel and the high pressures within the fuel system. Its placement and routing are carefully planned to avoid interference with other engine components and to minimize the risk of damage from heat or mechanical stress ².

Conclusion

In summary, the Cummins part number 4914819, a Fuel Supply Tube, is a critical component for the QSNT14, CM876, and N102 engine series. Its design ensures seamless integration and optimal performance, making it an indispensable part for maintaining the efficiency and reliability of these engines ³. The role of this part in the fuel delivery system is vital for the consistent and reliable operation of heavy-duty truck engines, ensuring that the engine receives the precise amount of fuel needed for optimal performance ³.