3958905
Fuel Supply Tube
Cummins®

Introduction

The Cummins 3958905 Fuel Supply Tube is a critical component in the fuel delivery system of commercial trucks. It ensures efficient transfer of fuel from the tank to the engine, maintaining the vehicle’s operational efficiency and reliability.

Purpose and Function

The Fuel Supply Tube facilitates the transfer of fuel within the truck’s fuel delivery system. It acts as a conduit, allowing fuel to flow smoothly and consistently to the engine. The tube is designed to withstand the pressures and conditions within the fuel system, ensuring a reliable fuel supply ¹.

Key Features

This Cummins part is characterized by features that enhance its performance and durability. It is constructed from materials resistant to fuel corrosion, ensuring longevity. The design includes elements for easy integration into the fuel system and may feature reinforced sections for high-pressure environments ².

Benefits

The 3958905 offers several advantages. It contributes to improved fuel efficiency by ensuring a consistent fuel flow to the engine. Its reliable construction supports the overall dependability of the fuel system. Additionally, it is compatible with specific Cummins engine models, ensuring optimal performance ³.

Installation and Integration

Proper installation of the Fuel Supply Tube is crucial for its function within the fuel system. The process involves using appropriate tools to connect the tube securely to both the fuel tank and the engine’s fuel intake. Careful attention to the manufacturer’s guidelines ensures that the tube is correctly positioned and sealed, preventing leaks and ensuring efficient fuel delivery.

Maintenance and Troubleshooting

Routine maintenance of the Fuel Supply Tube is important for its longevity and performance. This includes regular inspections for signs of wear or damage and ensuring all connections are secure. Common issues may include leaks or blockages, which can often be resolved by tightening connections or cleaning the tube. In cases of significant damage, replacement may be necessary.

Safety Considerations

When handling, installing, or maintaining the Fuel Supply Tube, it is important to observe safety protocols. This includes working in a well-ventilated area, avoiding open flames, and wearing appropriate personal protective equipment. Adherence to these precautions helps prevent accidents and ensures compliance with industry safety standards.

Cummins Overview

Cummins Inc. is a well-established manufacturer of diesel engines and related technologies. With a history of innovation and quality, Cummins has built a reputation for producing reliable and efficient engine components. The 3958905 Fuel Supply Tube is a testament to the company’s commitment to quality and performance in the commercial trucking industry.

Compatibility

The 3958905 Fuel Supply Tube is designed to integrate seamlessly with a range of Cummins engines, ensuring efficient fuel delivery and system integrity. This component is crucial for maintaining the performance and reliability of the engines it is paired with.

ISB CM850 Engines

The ISB CM850 engine series, known for its robust performance and reliability, is one of the key beneficiaries of the 3958905 Fuel Supply Tube. This part is engineered to fit precisely within the ISB CM850 engine’s fuel system, facilitating smooth fuel flow and contributing to the engine’s overall efficiency.

Grouping of Compatible Engines

While the ISB CM850 is a notable example, the 3958905 Fuel Supply Tube is also compatible with other Cummins engines that share similar design and operational characteristics. These engines benefit from the precise engineering of the 3958905 part, ensuring that fuel supply is consistent and reliable, which is critical for maintaining engine performance and longevity.

The compatibility of the 3958905 Fuel Supply Tube with these engines underscores Cummins’ commitment to providing high-quality, reliable components that enhance engine performance and durability.

Role in Engine Systems

The 3958905 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 filter and subsequently to the engine’s fuel injection system or carburetor.

In systems equipped with plumbing, the Fuel Supply Tube interfaces with the fuel lines, ensuring a secure and leak-free connection. This integration is vital for maintaining consistent fuel pressure and flow, which are necessary for optimal engine performance. The tube’s design allows it to withstand the pressures and temperatures within the fuel system, ensuring reliable operation over time.

When paired with a fuel filter, the Fuel Supply Tube delivers fuel to the filter, where contaminants are removed before the fuel reaches the engine. This step is important for protecting the engine’s sensitive components from damage caused by impurities in the fuel. The tube’s precise fitment with the fuel filter ensures that the filtration process is efficient and that clean fuel is consistently supplied to the engine.

Overall, the 3958905 Fuel Supply Tube plays a significant role in ensuring that the engine receives a steady and clean supply of fuel, contributing to the engine’s efficiency, performance, and longevity.

Conclusion

The Cummins 3958905 Fuel Supply Tube is a vital component in the fuel delivery system of commercial trucks. Its design and features ensure efficient and reliable fuel transfer, contributing to the overall performance and reliability of the vehicle. Proper installation, maintenance, and adherence to safety protocols are essential for maximizing the benefits of this part.