3064721
Tube Nut
Cummins®

Introduction

The Cummins 3064721 Tube Nut is a component designed for use in commercial truck operations. It serves a specific function within the truck’s fluid systems, contributing to the overall efficiency and reliability of the vehicle. Understanding its purpose and significance is important for maintaining the truck’s performance and longevity.

Basic Concepts of Tube Nuts

Tube nuts are fittings used in fluid systems to connect tubes and hoses securely. They play a role in ensuring the integrity of fluid pathways by providing a tight seal that prevents leaks ¹. In the context of commercial trucks, tube nuts are vital for the operation of systems such as fuel, oil, and hydraulic lines, where secure connections are necessary to maintain system pressure and functionality.

Purpose of the 3064721 Tube Nut

The 3064721 Tube Nut is specifically designed to facilitate secure connections in fluid systems within commercial trucks. It is applied in scenarios where reliable sealing and pressure maintenance are required, such as in fuel lines, oil circuits, or hydraulic systems. Its role is to ensure that fluids are transported efficiently without leakage, contributing to the truck’s operational effectiveness.

Key Features

The 3064721 Tube Nut is characterized by several key features that enhance its performance and durability. It is constructed from materials that offer resistance to corrosion and wear, ensuring longevity in demanding environments. The design includes elements that facilitate easy installation and provide a secure fit, reducing the likelihood of leaks. Additionally, the tube nut may feature unique characteristics such as a tapered thread or a specialized sealing surface to improve its functionality.

Benefits

The benefits of using the 3064721 Tube Nut include improved sealing capabilities, which help prevent fluid leaks that could lead to system inefficiencies or safety hazards. Its resistance to corrosion ensures that it maintains its integrity over time, even in harsh operating conditions. Furthermore, the design of the tube nut allows for ease of installation, reducing downtime during maintenance procedures.

Installation Process

Installing the 3064721 Tube Nut requires following a series of steps to ensure a secure fit. The process involves cleaning the connection point to remove any debris, applying the appropriate sealant if necessary, and then threading the tube nut onto the fitting. Tools such as wrenches may be required to achieve the correct torque without over-tightening, which could damage the fitting or the tube nut itself. Best practices include checking for leaks after installation and periodically inspecting the connection to ensure it remains secure.

Common Issues and Troubleshooting

Common issues with the 3064721 Tube Nut may include leaks or difficulty in tightening. Leaks can often be addressed by re-tightening the tube nut or reapplying sealant. If tightening is problematic, it may be due to cross-threading or damage to the fitting, which would require careful inspection and possible replacement of the affected parts. Regular maintenance and inspection can help identify and resolve these issues before they lead to more significant problems.

Maintenance Tips

To ensure the long-term performance of the 3064721 Tube Nut, periodic checks should be conducted to verify that connections remain secure and free from leaks. Cleaning the tube nut and its fitting can prevent the buildup of debris that might compromise the seal. Additionally, being aware of the signs that indicate when a tube nut should be replaced, such as corrosion or damage, is important for maintaining the integrity of the fluid system.

Compatibility and Applications

The 3064721 Tube Nut is designed for use in various commercial truck models and systems, demonstrating its versatility and widespread application. Its compatibility with different fluid systems allows it to be a valuable component across a range of truck operations, contributing to the efficiency and reliability of these vehicles.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and a commitment to quality, Cummins serves commercial vehicle markets with a broad range of products designed to meet the demanding requirements of modern transportation. The company’s dedication to advancing technology and improving efficiency is reflected in its diverse product offerings, including components like the 3064721 Tube Nut.

Role of Part 3064721 Tube Nut in Engine Systems

The part 3064721 Tube Nut is an essential component in various engine systems, facilitating the secure connection of tubing and ensuring the integrity of fluid pathways. In the context of an Aid system, the Tube Nut plays a significant role in maintaining the pressure and flow of fluids, which are vital for the system’s operation. It ensures that connections remain tight and leak-free, which is important for the consistent delivery of aid fluids.

In Injection Systems, the Tube Nut is used to connect fuel lines and other critical pathways. Its role here is to provide a reliable seal that prevents fuel leaks, ensuring that the injection system operates efficiently. The secure fitting provided by the Tube Nut helps maintain the precise fuel delivery required for optimal engine performance.

For Starting Systems, the Tube Nut is often employed in hydraulic or pneumatic lines that are part of the starting mechanism. It ensures that the pressure within these lines is maintained, allowing for a reliable start-up sequence. The Tube Nut’s ability to create a robust connection is vital for the starting system’s functionality.

In Tube Plumbing applications, the Tube Nut is a fundamental component used throughout the system to connect various sections of tubing. It ensures that the plumbing network remains intact and functions as intended, whether it involves coolant, oil, or other fluids. The Tube Nut’s design allows for easy assembly and disassembly, which is beneficial during maintenance or repairs.

Conclusion

The Cummins 3064721 Tube Nut is a critical component in the maintenance and operation of commercial trucks and various engine systems. Its design and features contribute to the efficiency, reliability, and longevity of the vehicles it serves. Regular maintenance and proper installation are key to maximizing the benefits of this part.