3406946
Hexagon Flange Nut
Cummins®

The Cummins part #3406946, also known as the Hexagon Flange Nut, is a specialized fastener designed for use in heavy-duty truck components. This nut is integral to the assembly and maintenance of various truck systems, ensuring secure and reliable connections in demanding environments.

Basic Concepts of Hexagon Flange Nuts

Hexagon Flange Nuts are a type of fastener characterized by a hexagonal head and a flanged base. The hexagonal shape allows for easy tightening and loosening using standard tools, while the flange provides additional surface area to distribute load and prevent the nut from loosening. These nuts are commonly used in mechanical and automotive applications where secure and durable fastening is required. Standard features include a smooth finish to reduce friction, precise threading for secure fit, and a flange that enhances stability.

Purpose and Role in Truck Operation

The 3406946 Hexagon Flange Nut plays a specific role in heavy-duty trucks by securing critical components and assemblies. It is used in applications where high torque and resistance to vibration are necessary, such as in engine mounts, exhaust systems, and chassis components. By providing a stable and secure connection, this nut contributes to the overall functionality and performance of the vehicle, ensuring that parts remain firmly in place under various operating conditions.

Key Features

The 3406946 Hexagon Flange Nut features several design elements and material characteristics that set it apart. It is constructed from high-strength steel, offering excellent durability and resistance to wear. The hexagonal head allows for efficient torque application, while the flanged base provides additional stability. The nut’s precise threading ensures a secure fit, and its smooth finish reduces friction during installation and operation.

Benefits

Using the 3406946 Hexagon Flange Nut in truck maintenance and repair offers several benefits. Its high-strength material composition ensures durability, making it suitable for long-term use in demanding environments. The design elements, such as the flange and precise threading, enhance reliability by providing a stable and secure connection. Additionally, the nut’s smooth finish reduces installation time and effort, contributing to overall performance enhancements in truck operations.

Installation and Usage

Proper installation of the 3406946 Hexagon Flange Nut involves several best practices. Ensure that the mating surface is clean and free of debris to achieve a secure fit. Use the appropriate torque specifications to tighten the nut, avoiding over-tightening which can damage threads or components. It is also important to periodically check the nut for signs of loosening or wear, especially in applications subject to vibration or high stress.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Nuts include loosening due to vibration, corrosion, and wear. To address these issues, regularly inspect the nuts for signs of damage or corrosion. If loosening is detected, re-tighten the nut to the specified torque. In cases of severe corrosion or wear, replacement may be necessary to ensure continued reliability. Maintenance tips include applying a thread locker to prevent loosening and using corrosion-resistant coatings in harsh environments.

Compatibility and Applications

The 3406946 Hexagon Flange Nut is typically used in various applications within heavy-duty trucks, including engine mounts, exhaust systems, and chassis components. It is compatible with a wide range of truck models and systems, providing versatile utility in truck maintenance and repair.

Cummins: Manufacturer Overview

Cummins is a renowned manufacturer with a significant presence in the automotive and heavy-duty truck industry. Founded in 1919, Cummins has built a reputation for producing high-quality components that meet the demanding requirements of heavy-duty applications. Their commitment to innovation, durability, and performance ensures that their products, including the 3406946 Hexagon Flange Nut, are trusted by professionals in the field.

Hexagon Flange Nut 3406946 Compatibility with Cummins Engines

The Hexagon Flange Nut 3406946, manufactured by Cummins, is a versatile component that fits a variety of Cummins engines. This part is designed to ensure secure and reliable fastening, which is crucial for the proper functioning and longevity of the engine.

ISX Series Engines

The ISX series engines, including the ISX12, ISX12/ISX11.9, ISX15, and ISX15 CM2350 X101, are compatible with the Hexagon Flange Nut 3406946. These engines are known for their robust performance and are widely used in heavy-duty applications. The ISX12 and ISX12/ISX11.9 CM2250 engines, as well as the ISX15 CM2250, benefit from the secure fastening provided by this nut, ensuring that critical components remain tightly secured under demanding conditions.

ISM and ISL Series Engines

The ISM CM570 and ISL9 CM2250 engines also utilize the Hexagon Flange Nut 3406946. These engines are designed for medium-duty applications, providing a balance of power and efficiency. The ISM CM570 engine, in particular, is known for its reliability and durability, making the secure fastening provided by this nut essential for maintaining engine integrity.

ISC Series Engines

The ISC8.3 CM2250 engine is another member of the Cummins family that is compatible with the Hexagon Flange Nut 3406946. This engine is designed for applications that require a balance of power and fuel efficiency, making it a popular choice for various industries.

QSX Series Engines

The QSX series engines, including the QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, and QSX15 CM2350 X105, are also compatible with the Hexagon Flange Nut 3406946. These engines are known for their high performance and efficiency, making them suitable for a wide range of applications. The secure fastening provided by this nut is crucial for maintaining the performance and reliability of these engines.

QSL and QSM Series Engines

The QSL9 CM2250 and QSM11 CM570 engines are compatible with the Hexagon Flange Nut 3406946. These engines are designed for specific applications where reliability and performance are paramount. The secure fastening provided by this nut ensures that these engines can operate under demanding conditions without failure.

M11 Series Engines

The M11 CELECT PLUS and M11 MECHANICAL engines are also compatible with the Hexagon Flange Nut 3406946. These engines are designed for medium-duty applications, providing a balance of power and efficiency. The secure fastening provided by this nut is essential for maintaining the performance and reliability of these engines.

QSC and QSG Series Engines

The QSC9 CM2250/QSL9 CM2250 and QSG12/X12 CM2350 G110 engines are compatible with the Hexagon Flange Nut 3406946. These engines are designed for specific applications where reliability and performance are critical. The secure fastening provided by this nut ensures that these engines can operate under demanding conditions without failure.

X15 Series Engines

The X15 CM2350 X116B engine is also compatible with the Hexagon Flange Nut 3406946. This engine is designed for heavy-duty applications, providing the power and durability needed for demanding tasks. The secure fastening provided by this nut is essential for maintaining the performance and reliability of this engine.

Role of Part 3406946 Hexagon Flange Nut in Engine Systems

The part 3406946 Hexagon Flange Nut is instrumental in securing various components within engine systems, ensuring stability and integrity during operation.

In the context of the Filter assembly, this nut is used to fasten the Full Flow Oil Filter to the Filter Head Adapter. This secure attachment is vital for maintaining the filter’s position and ensuring it functions correctly to remove contaminants from the oil.

When dealing with the Head of the engine, the Hexagon Flange Nut plays a role in attaching the Oil Filter Cooler. This cooler is essential for regulating the temperature of the oil, and the secure fastening provided by the nut ensures efficient heat exchange and prolonged component life.

In the Lubricating Oil Filter Head Kit, the nut is employed to connect various parts, ensuring a leak-free and robust assembly. This kit is designed to manage the flow of lubricating oil, and the nut’s role in this context is to maintain the structural integrity of the kit, preventing any potential oil leaks.

During the Package and Product Installation phases, the Hexagon Flange Nut is often utilized to secure different components together. Its design allows for easy tightening and removal, facilitating both initial installation and future maintenance procedures.

Overall, the part 3406946 Hexagon Flange Nut is a fundamental fastening component in engine systems, contributing to the secure and efficient operation of various assemblies.

Conclusion

The 3406946 Hexagon Flange Nut is a critical component in the maintenance and operation of heavy-duty trucks and Cummins engines. Its design and material characteristics ensure durability, reliability, and ease of use, making it an essential part for securing critical components in demanding environments. Proper installation, regular maintenance, and understanding its role in various engine systems are key to maximizing the performance and longevity of the vehicle.