3279043
Hexagon Flange Nut
Cummins®

Introduction

The 3279043 Hexagon Flange Nut is a specialized fastener designed for use in commercial truck maintenance and operation. This component is integral to ensuring the secure attachment of various parts within the truck’s engine and chassis systems. Its role in maintaining the integrity and performance of commercial trucks underscores its significance in the automotive industry.

Basic Concepts of Hexagon Flange Nuts

A Hexagon Flange Nut is a type of fastener characterized by its hexagonal shape and a flanged base. This design allows for easy installation and removal using standard tools, such as wrenches or sockets. In mechanical applications, these nuts are used to secure components by providing a broad bearing surface that distributes the clamping force, reducing the risk of damage to the fastened material ¹.

Purpose of the 3279043 Hexagon Flange Nut in Truck Operation

This Cummins part plays a specific role in the operation and maintenance of commercial trucks. It is commonly used in areas where secure and durable fastening is required, such as in the engine compartment, chassis, and other critical components. Its application ensures that parts remain firmly attached under various operating conditions, contributing to the overall reliability and safety of the vehicle ².

Key Features of the 3279043 Hexagon Flange Nut

The 3279043 is designed with several features that make it suitable for heavy-duty applications. Its hexagonal shape allows for efficient tightening and loosening with standard tools. The flange design provides an increased bearing surface, which helps distribute the clamping force more evenly. Additionally, the nut is made from durable materials that offer resistance to corrosion and wear, ensuring long-term performance in demanding environments ³.

Benefits of Using the 3279043 Hexagon Flange Nut

Using this part offers several advantages. The design enhances security by providing a stable and reliable fastening solution. The ease of installation is another benefit, as the hexagonal shape allows for straightforward tightening and loosening. Furthermore, the nut’s resistance to vibration and loosening ensures that components remain securely attached, even under dynamic operating conditions.

Installation and Usage Guidelines

Proper installation of the 3279043 involves several steps to ensure a secure fit. Begin by cleaning the fastening area to remove any debris or corrosion. Use the appropriate tool to tighten the nut to the specified torque, ensuring that the clamping force is evenly distributed. It is important to follow the manufacturer’s guidelines for torque specifications to avoid over-tightening or under-tightening, which can lead to component damage or loosening.

Troubleshooting Common Issues

Common issues associated with Hexagon Flange Nuts include loosening and corrosion. To address loosening, ensure that the nut is properly torqued during installation and periodically check the tightness, especially in high-vibration areas. Corrosion can be mitigated by using nuts made from corrosion-resistant materials and applying protective coatings where necessary. Regular inspection and maintenance can help identify and resolve these issues promptly.

Maintenance Tips

Regular inspection and maintenance of the 3279043 are crucial for ensuring ongoing performance and longevity. Inspect the nut for signs of wear, corrosion, or loosening during routine maintenance checks. Cleaning the nut and the fastening area can prevent the buildup of debris and corrosion. Re-torquing the nut to the specified torque can help maintain a secure fit over time.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins serves customers in approximately 190 countries and territories through a network of more than 600 company-owned and independent distributor facilities and more than 7,200 dealer locations. The company is committed to powering a more prosperous world by providing reliable and efficient power solutions across various industries.

Cummins Engine Compatibility with Hexagon Flange Nut Part 3279043

The Cummins Hexagon Flange Nut part number 3279043 is a versatile component designed to fit a variety of Cummins engines. This part is engineered to provide a secure and reliable connection in various engine configurations, ensuring optimal performance and durability.

Cummins 4B3.9 and 6B5.9 Engines

The Hexagon Flange Nut part 3279043 is compatible with the Cummins 4B3.9 and 6B5.9 engines. These engines are known for their robust construction and are often used in heavy-duty applications. The nut fits seamlessly into the engine’s design, providing a critical connection point for various components.

Cummins 6C8.3 and G5.9 Engines

For the Cummins 6C8.3 and G5.9 engines, the part 3279043 is also a perfect fit. These engines are recognized for their efficiency and reliability, making them suitable for a wide range of applications. The Hexagon Flange Nut ensures that all connections remain tight and secure, contributing to the engine’s overall performance.

Cummins B4.5, B5.6, B5.9, and B6.7 Engines

The part 3279043 is compatible with several B-series engines, including the B4.5, B5.6, B5.9, and B6.7 models. These engines are widely used in various industries due to their durability and power. The Hexagon Flange Nut is designed to fit these engines perfectly, ensuring that all connections are made with precision.

Cummins G5.9 GAS PLUS CM556 and G5.9 CM558 Engines

The Hexagon Flange Nut part 3279043 is also suitable for the G5.9 GAS PLUS CM556 and G5.9 CM558 engines. These engines are engineered for high performance and efficiency, making them ideal for demanding applications. The nut provides a reliable connection, ensuring that the engine operates smoothly.

Cummins ISB CM2150, ISB CM550, ISB CM850, and ISB/ISD4.5 CM2150 B119 Engines

The ISB series engines, including the ISB CM2150, ISB CM550, ISB CM850, and ISB/ISD4.5 CM2150 B119, are designed for versatility and performance. The Hexagon Flange Nut part 3279043 fits these engines perfectly, ensuring that all connections are secure and reliable.

Cummins D4.0, F3.8, and F4.5 Engines

The part 3279043 is also compatible with the Cummins D4.0, F3.8, and F4.5 engines. These engines are known for their efficiency and power, making them suitable for a wide range of applications. The Hexagon Flange Nut ensures that all connections are made with precision, contributing to the engine’s overall performance.

By providing a secure and reliable connection, the Cummins Hexagon Flange Nut part 3279043 is an essential component for maintaining the integrity and performance of these engines.

Role of Part 3279043 Hexagon Flange Nut in Engine Systems

The Hexagon Flange Nut (part number 3279043) is a versatile fastener utilized across various engine systems to ensure secure and reliable connections. Its application spans multiple components, contributing to the overall integrity and functionality of the engine.

Air Compressor and Refrigerant Systems

In air compressor and refrigerant systems, the Hexagon Flange Nut is employed to secure critical connections. It fastens the compressor to its mounting points, ensuring stability during operation. Additionally, it is used in the refrigerant lines to maintain secure fittings, preventing leaks and ensuring efficient cooling.

Alternator and Auxiliary Systems

For the alternator and auxiliary systems, the Hexagon Flange Nut plays a significant role in securing the alternator to its designated location on the engine. It also fastens the auxiliary pump and other accessories, ensuring they remain firmly in place despite the vibrations and stresses of engine operation.

Camshaft and Fuel Manifold Support

In the camshaft and fuel manifold support systems, the Hexagon Flange Nut is used to secure the camshaft in place, ensuring precise valve timing. It also fastens the fuel manifold to the engine, providing a stable platform for fuel distribution.

Gauge and Oil Level Systems

For gauge and oil level systems, the Hexagon Flange Nut is utilized to secure oil level gauges and sensors, ensuring accurate readings and reliable monitoring of oil levels. It also fastens plumbing connections in the turbocharger and vacuum systems, maintaining secure and leak-free fittings.

Muffler and Exhaust Systems

In muffler and exhaust systems, the Hexagon Flange Nut is crucial for securing the muffler to the exhaust pipe and other components. It ensures a tight seal, reducing the risk of exhaust leaks and maintaining efficient exhaust flow.

Turbocharger and Plumbing

For turbocharger systems, the Hexagon Flange Nut is used to secure turbocharger plumbing, ensuring that all connections are tight and leak-free. This is essential for maintaining the turbocharger’s efficiency and the overall performance of the engine.

Rear Gear Train Accessory

In the rear gear train accessory system, the Hexagon Flange Nut is used to secure various components, ensuring they remain in proper alignment and function correctly. This contributes to the smooth operation of the gear train and the overall reliability of the engine.

Engine Instrument Panel

Finally, in the engine instrument panel, the Hexagon Flange Nut is used to secure gauges and sensors, ensuring they provide accurate readings and are firmly mounted, even under the dynamic conditions of engine operation.

Conclusion

The 3279043 Hexagon Flange Nut by Cummins is a critical component in the maintenance and operation of commercial trucks and various engine systems. Its design, featuring a hexagonal shape and flanged base, ensures easy installation, secure fastening, and resistance to corrosion and wear. Proper installation, regular maintenance, and troubleshooting common issues are essential for maximizing the performance and longevity of this part. Compatibility with a wide range of Cummins engines further highlights its versatility and importance in ensuring the reliability and efficiency of engine systems.