5399555
Fuel Supply Tube
Cummins®

Introduction

The Fuel Supply Tube 5399555, manufactured by Cummins, is a critical component in the fuel delivery system of heavy-duty trucks. Cummins, a renowned name in the automotive industry, is known for its high-quality engines and components. This part ensures efficient fuel delivery from the tank to the engine, contributing to the overall performance and efficiency of heavy-duty vehicles.

Purpose and Function

This Cummins part facilitates the transfer of fuel from the tank to the engine, ensuring a consistent and reliable fuel supply. It is designed to handle the pressures and demands of heavy-duty applications, ensuring that the engine receives the necessary fuel under various operating conditions ¹.

Key Features

The Fuel Supply Tube 5399555 is constructed with durability and performance in mind. It is made from high-quality materials that can withstand the rigors of heavy-duty use. The tube’s design includes features that enhance its resistance to wear and corrosion, ensuring long-lasting performance. Additionally, its construction allows for easy installation and compatibility with Cummins engines, making it a reliable choice for fuel delivery ².

Benefits

The use of the Fuel Supply Tube 5399555 offers several advantages. It contributes to improved fuel efficiency by ensuring a consistent and reliable fuel supply to the engine. Its robust construction and design enhance the reliability of the fuel delivery system, reducing the likelihood of fuel-related issues. Furthermore, its compatibility with Cummins engines ensures optimal performance and efficiency ³.

Installation and Compatibility

Proper installation of this part is key to ensuring optimal performance. It is designed to be compatible with Cummins engines, and following the manufacturer’s guidelines for installation is recommended. This includes ensuring that all connections are secure and that the tube is properly routed to avoid damage or kinks that could impede fuel flow.

Maintenance and Troubleshooting

To ensure the longevity and performance of the Fuel Supply Tube 5399555, regular maintenance is advised. This includes checking for signs of wear or damage and ensuring that all connections remain secure. Common issues may include fuel leaks or reduced fuel flow, which can often be traced back to improper installation or damage to the tube. Addressing these issues promptly can help maintain the efficiency and reliability of the fuel delivery system.

Safety Considerations

When working with the Fuel Supply Tube 5399555, it is important to observe safety precautions. This includes ensuring that the fuel system is depressurized before beginning any work and handling the tube with care to avoid damage. Additionally, being aware of potential hazards associated with fuel systems, such as fuel spills or leaks, and taking steps to mitigate these risks is crucial. Adhering to regulatory compliance requirements for fuel system components is also important.

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 a reputation for quality, reliability, and innovation in the automotive industry. Its product offerings include a wide range of engines and components designed for heavy-duty applications, underscoring its commitment to meeting the needs of its customers with high-quality, durable solutions.

Cummins Engine Compatibility with Fuel Supply Tube Part 5399555

The Cummins Fuel Supply Tube part number 5399555 is designed to fit seamlessly with several engine models, ensuring efficient fuel delivery and system integrity. Here is a detailed look at the compatibility of this part with various Cummins engines:

ISL9 CM2150 SN, L8.9 CM2670 L134C, and QSL8.9 CM2150 L141

The Fuel Supply Tube part 5399555 is compatible with the ISL9 CM2150 SN, L8.9 CM2670 L134C, and QSL8.9 CM2150 L141 engines. These engines share similar fuel system architectures, which allows for the use of a standardized fuel supply tube. This compatibility ensures that the part can be easily integrated into the fuel system of these engines, maintaining the required fuel pressure and flow rates for optimal performance.

L9 CM2670 L128B and QSL9 CM850 (CM2850)

The part 5399555 also fits the L9 CM2670 L128B and QSL9 CM850 (CM2850) engines. These engines, while part of the Cummins lineup, have distinct fuel system requirements. The design of the Fuel Supply Tube part 5399555 accommodates these differences, ensuring that it can be installed without modification, thereby preserving the integrity and efficiency of the fuel system.

General Compatibility

The Cummins Fuel Supply Tube part 5399555 is engineered to meet the stringent requirements of Cummins engines, providing a reliable and durable solution for fuel delivery. Its compatibility across various engine models underscores its versatility and the meticulous engineering that goes into Cummins parts. This ensures that users can confidently rely on the part to perform consistently across different engine types.

Role of Part 5399555 Fuel Supply Tube in Engine Systems

The Part 5399555 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 filter and subsequently to the engine’s fuel injection system or carburetor.

In systems equipped with fuel filter plumbing, the Fuel Supply Tube connects directly to the fuel filter, ensuring a consistent and clean fuel flow. This connection is vital for maintaining the efficiency and performance of the engine, as it allows for the removal of contaminants and impurities from the fuel before it reaches the engine components.

When integrated with general plumbing within the fuel system, the Fuel Supply Tube works in conjunction with various hoses, connectors, and regulators to maintain the appropriate fuel pressure and flow rate. This ensures that the engine receives a steady supply of fuel, which is essential for optimal combustion and power output.

Conclusion

In summary, the Part 5399555 Fuel Supply Tube plays a significant role in the fuel delivery process by facilitating the transfer of fuel from the tank to the engine, while also interacting with other components such as the fuel filter and plumbing to ensure a clean and consistent fuel supply. Its robust construction, compatibility with various Cummins engines, and ease of installation make it a reliable component for heavy-duty applications.