3287893
Regular Hexagon Nut
Cummins®

The Cummins 3287893 Regular Hex Nut is a component used in the maintenance and operation of heavy-duty trucks. It is designed to secure various parts together, ensuring the structural integrity and functionality of the truck’s systems. Understanding its purpose and significance is vital for maintaining the efficiency and safety of heavy-duty vehicles.

Basic Concepts of Regular Hex Nuts

A Regular Hex Nut is a type of fastener characterized by its hexagonal shape, which allows for easy tightening and loosening using a wrench. In mechanical systems, hex nuts are commonly used to secure bolts and screws, providing a stable connection between components. They function by distributing clamping force evenly across the fastened parts, which helps to prevent loosening due to vibration or movement ¹.

Purpose and Role in Truck Operation

The Cummins 3287893 Regular Hex Nut plays a specific role in the operation of a truck by securing various components together. It is integral to the assembly of parts that are subject to significant stress and vibration, such as engine mounts, exhaust systems, and chassis components. By providing a secure connection, it contributes to the overall stability and performance of the truck ².

Key Features

The Cummins 3287893 Regular Hex Nut is manufactured with specific features that enhance its functionality. It is typically made from high-strength materials to withstand the rigors of heavy-duty use. The nut has a precise size and threading that matches the bolts it is designed to secure. Additionally, it may include unique design elements such as a locking mechanism to prevent loosening, or a corrosion-resistant coating to extend its lifespan in harsh environments ³.

Benefits

Using the Cummins 3287893 Regular Hex Nut offers several benefits. Its durable construction ensures long-lasting performance, even under demanding conditions. The nut’s resistance to vibration helps maintain a secure connection over time, reducing the need for frequent re-tightening. Furthermore, its design allows for easy installation and removal, facilitating maintenance and repair processes.

Installation and Usage

Proper installation of the Cummins 3287893 Regular Hex Nut is crucial for its effectiveness. It should be tightened to the manufacturer’s specified torque to ensure a secure fit without over-tightening, which could damage the nut or the fastened components. Recommended tools for installation include a torque wrench and the appropriate size wrench or socket. Common applications within truck maintenance include securing engine components, exhaust systems, and chassis parts.

Troubleshooting and Maintenance

To troubleshoot issues with the Cummins 3287893 Regular Hex Nut, one should check for signs of loosening, corrosion, or damage. If the nut appears loose, it should be re-tightened to the proper torque specification. Corrosion can be addressed by cleaning the nut and applying a corrosion-resistant coating. Regular inspection and maintenance will help ensure the longevity and reliable performance of the nut.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins is committed to quality and innovation, providing reliable solutions for a variety of industries, including automotive and heavy-duty trucking. The company’s product range includes a wide array of components and systems designed to enhance the performance and efficiency of vehicles and equipment.

Cummins Engine Compatibility with Regular Hex Nut Part 3287893

The Regular Hex Nut part 3287893, manufactured by Cummins, is a versatile component that fits a variety of Cummins engines. This part is designed to meet the stringent requirements of Cummins’ engine systems, ensuring reliability and durability across different engine models.

B Series Engines

• B4.5 CM2350 B135B
• B6.7 CM2350 B135B
• B6.7 CM2670 B153B
• B6.7 G CMOH6.0 B125

D Series Engines

• D4.0 CM2620 D103B

F Series Engines

• F2.8 CM2620 F135B
• F3.8 CM2350 F120B
• F3.8 CM2350 F128C
• F3.8 CM2620 F137B
• F4.5 CM2620 F139B
• F4.5 CM2620 F141C

ISB/ISD Series Engines

• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISB4.5 CM2350 B104
• ISB6.7 G CM2180 B118
• ISD4.5 CM2220 D108

ISF Series Engines

• ISF2.8 CM2220 F117
• ISF2.8 CM2220 F129
• ISF3.8 CM2220 AN
• ISF3.8 CM2220 F103
• ISF3.8 CM2350 F109
• ISF4.5 CM2220 F123

ISBE Series Engines

• ISBE CM2150
• ISBE CM800
• ISBE4 CM850

This hex nut is engineered to fit seamlessly into the specified engine models, providing a secure fastening solution that is critical for the proper operation and longevity of the engine components.

Role of Part 3287893 Regular Hex Nut in Various Engine Systems

Air Compressor Systems

In air compressor systems, the Regular Hex Nut (part 3287893) is instrumental in securing various components. It is commonly used to fasten mounting brackets that hold the compressor in place, ensuring stability during operation. Additionally, it secures the intake and discharge valves, maintaining the integrity of the air flow system. The Regular Hex Nut also plays a role in attaching the compressor to its drive mechanism, whether it be a belt-driven or direct-drive system, ensuring smooth and reliable operation.

Auxiliary Pump Systems

Within auxiliary pump systems, the Regular Hex Nut is vital for securing the pump housing to its mounting surface. This ensures that the pump remains firmly in place, reducing the risk of vibrations that could lead to operational inefficiencies or damage. It is also used to fasten the inlet and outlet connections, guaranteeing a secure seal that prevents leaks. Furthermore, the Regular Hex Nut is employed in attaching the pump to its drive mechanism, whether it is an electric motor or a hydraulic drive, ensuring consistent performance.

Vacuum Pump Systems

In vacuum pump systems, the Regular Hex Nut is essential for securing the pump body to its base, providing the necessary stability for efficient operation. It is also used to fasten the inlet and outlet ports, ensuring a tight seal that is critical for maintaining the vacuum level. Additionally, the Regular Hex Nut is utilized in attaching the pump to its drive system, whether it is a mechanical or electrical drive, ensuring reliable and consistent vacuum generation.

Conclusion

The Cummins 3287893 Regular Hex Nut is a critical component in the maintenance and operation of heavy-duty trucks. Its role in securing various engine and system components ensures the structural integrity and functionality of the truck. Understanding its features, benefits, and proper installation methods is essential for maintaining the efficiency and safety of heavy-duty vehicles. Regular inspection and maintenance of this part will help ensure its longevity and reliable performance.