3090381
Fuel Supply Tube
Cummins®

Introduction

The Cummins 3090381 Fuel Supply Tube is a vital component in the fuel systems of heavy-duty trucks. It facilitates the transfer of fuel from the tank to the engine, ensuring a consistent supply under varying operational conditions. This part is essential for maintaining engine efficiency and performance by providing a reliable fuel delivery system.

Purpose and Function

The Fuel Supply Tube plays a significant role in the fuel delivery system by transporting fuel from the tank to the engine. It ensures that fuel is delivered at a consistent pressure and flow rate, which is crucial for the engine’s combustion process. This consistent delivery helps maintain engine performance and efficiency across different load and speed conditions ¹.

Key Features

The design and construction of the 3090381 incorporate several features that enhance its performance and durability. The tube is made from high-quality materials that are resistant to corrosion and wear, ensuring longevity in harsh operating environments. It features secure connection types that prevent leaks and maintain the integrity of the fuel system. Additionally, the tube may include unique attributes such as reinforced sections to withstand high pressure and flexible segments to accommodate engine movement.

Benefits

Using the Cummins 3090381 offers several advantages. It contributes to improved fuel efficiency by ensuring a consistent and reliable fuel supply to the engine. The tube’s durable construction and high-quality materials enhance the reliability of the fuel system, reducing the likelihood of failures. Furthermore, it is designed to be compatible with Cummins engines, ensuring seamless integration and optimal performance.

Installation and Compatibility

Proper installation of the 3090381 is crucial for its effective operation. Installation procedures should follow manufacturer guidelines to ensure correct fitting and sealing. This may involve using specific tools and additional parts to secure the tube in place and maintain system integrity. The tube is compatible with a range of Cummins engine models, designed to fit within the specified fuel system configurations.

Maintenance and Troubleshooting

Regular maintenance of the 3090381 is important for its longevity and efficient operation. This includes periodic inspections for signs of wear, corrosion, or leaks. Cleaning the connections and ensuring they are tight can prevent fuel leaks and maintain system pressure. Common issues such as fuel leaks or inconsistent fuel flow can often be traced back to connection problems or tube damage, which can be addressed through inspection and replacement if necessary.

Safety Considerations

When handling and installing the 3090381, it is important to follow safety practices to avoid fuel leaks and ensure proper system pressurization. This includes working in a well-ventilated area, wearing appropriate personal protective equipment, and ensuring that all connections are secure before operating the engine. Additionally, it is crucial to relieve system pressure before disconnecting any components to prevent fuel spray, which can be hazardous.

Cummins Corporation Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including diesel and natural gas engines, as well as related technologies. With a history spanning over a century, Cummins is committed to innovation and sustainability in the power generation industry. The company’s product range includes engines, filtration, emissions solutions, and power systems, all designed to meet the demanding requirements of various industries, including transportation, construction, and agriculture.

Cummins Engine Compatibility with Fuel Supply Tube Part 3090381

The Cummins Fuel Supply Tube part number 3090381 is a critical component in the fuel system of several Cummins engine models. This part ensures the efficient and reliable transfer of fuel from the fuel tank to the engine, maintaining the necessary pressure and flow for optimal engine performance.

QSK19 CM500 Engine Group

The Cummins QSK19 CM500 engine, part of the QSK series, is designed for heavy-duty applications, including marine and industrial uses. The Fuel Supply Tube part 3090381 is integral to this engine’s fuel delivery system, ensuring that fuel is delivered consistently and without interruption. This part is engineered to withstand the demanding conditions of these applications, providing durability and reliability.

Other Cummins Engines

While the primary focus here is on the QSK19 CM500, it is worth noting that the Fuel Supply Tube part 3090381 is also compatible with a range of other Cummins engines. These engines span various industries, including agriculture, construction, and power generation. The commonality in these engines is the need for a robust and dependable fuel supply system, which the part 3090381 fulfills effectively.

The design and material of the Fuel Supply Tube part 3090381 are tailored to meet the specific requirements of each engine model, ensuring compatibility and performance. This part is a testament to Cummins’ commitment to quality and precision in engine components, providing peace of mind to users and maintaining the integrity of the fuel system.

Role of Part 3090381 Fuel Supply Tube in Engine Systems

The 3090381 Fuel Supply Tube is an integral component in the fuel delivery system of various engine setups. Its primary function is to transport fuel from the fuel tank to the engine’s fuel injectors, ensuring a consistent and reliable fuel supply for combustion.

Integration with Engine Components

Fuel Injectors

The Fuel Supply Tube directly interfaces with the fuel injectors, which are responsible for spraying atomized fuel into the engine’s combustion chambers. The tube ensures that fuel is delivered under the precise pressure required by the injectors to maintain optimal performance and efficiency.

Fuel Tank and Pump

Connected to the fuel tank and pump, the Fuel Supply Tube acts as a conduit that carries pressurized fuel from the pump to the injectors. This setup is essential for maintaining the fuel pressure needed for efficient engine operation.

Plumbing and Fuel Lines

The tube is part of the overall fuel line system, which includes various plumbing components such as hoses, connectors, and filters. It works in conjunction with these parts to create a sealed and efficient fuel delivery pathway, minimizing the risk of leaks and ensuring that fuel reaches the engine without contamination.

Engine Performance

By ensuring a steady and pressurized fuel supply, the Fuel Supply Tube plays a significant role in overall engine performance. It helps in maintaining consistent fuel delivery, which is vital for engine responsiveness, power output, and fuel efficiency.

Conclusion

In summary, the 3090381 Fuel Supply Tube is a key component in the fuel delivery system, working seamlessly with fuel injectors, the fuel tank, pump, and various plumbing elements to ensure optimal engine performance. Its design and construction are tailored to meet the specific requirements of Cummins engines, providing durability, reliability, and efficient fuel delivery.