3065128
Regular Hexagon Jam Nut
Cummins®

The 3065128 Regular Hexagon Jam Nut, manufactured by Cummins, is a specialized fastener designed for use in commercial truck applications. Cummins, a well-established name in the automotive industry, is known for its commitment to quality and innovation in manufacturing components for commercial vehicles. This particular jam nut is significant due to its role in ensuring secure fastenings in various truck systems, contributing to the overall reliability and performance of commercial trucks ¹.

Basic Concepts of Regular Hexagon Jam Nuts

A regular hexagon jam nut is a type of fastener characterized by its hexagonal shape, which allows for efficient tightening and loosening using standard wrenches. The jam nut design involves a secondary nut that is tightened against a primary nut to prevent loosening, especially in applications subject to vibration or dynamic loads. This design enhances the security of the fastening, making it ideal for use in demanding environments such as those found in commercial truck operations ².

Purpose of the 3065128 Regular Hexagon Jam Nut in Truck Operations

The 3065128 Regular Hexagon Jam Nut plays a role in the operation and maintenance of commercial trucks by providing secure fastenings in various truck systems. It is commonly used in applications where vibrations or dynamic loads could cause standard nuts to loosen over time. By preventing loosening, it helps maintain the integrity of critical connections, ensuring the safe and efficient operation of the truck ³.

Key Features

The 3065128 Regular Hexagon Jam Nut features a hexagonal shape that facilitates easy tightening and loosening with standard tools. Its jam nut design includes a secondary nut that is tightened against a primary nut to enhance fastening security. The nut is made from high-quality materials, ensuring durability and resistance to corrosion. Additionally, its design may include unique attributes such as a locking mechanism or special threading to further enhance performance in demanding applications.

Benefits

The 3065128 Regular Hexagon Jam Nut offers several benefits, including improved fastening security due to its jam nut design, which prevents loosening under vibration or dynamic loads. Its resistance to corrosion ensures longevity in various operating conditions. The ease of use with standard tools makes it convenient for maintenance and repair procedures, reducing downtime and enhancing operational efficiency.

Installation Guidelines

Proper installation of the 3065128 Regular Hexagon Jam Nut involves several steps to ensure optimal performance and longevity. Begin by ensuring the primary nut is securely fastened to the desired component. Then, place the jam nut onto the same thread and tighten it against the primary nut using a wrench. It is important to follow torque specifications provided by the manufacturer to avoid over-tightening, which could damage the threads or the components being fastened. Regular inspection and maintenance are recommended to ensure the jam nut remains securely fastened over time.

Troubleshooting and Maintenance

Common issues with the 3065128 Regular Hexagon Jam Nut may include loosening due to vibration or corrosion. To address these issues, regular inspection and maintenance are recommended. If loosening is detected, re-tighten the jam nut to the specified torque. In cases of corrosion, cleaning the threads and applying an appropriate anti-seize compound can help prevent future issues. Replacement may be necessary if the nut shows signs of significant wear or damage.

Cummins: Manufacturer 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 a strong reputation in the automotive industry, Cummins is committed to providing high-quality components that enhance the performance and reliability of commercial vehicles. Their dedication to quality and customer satisfaction has established them as a trusted name in the manufacturing of commercial truck components.

Regular Hexagon Jam Nut (Part 3065128) in Cummins Engines

The Regular Hexagon Jam Nut, part number 3065128, manufactured by Cummins, is a crucial component in various Cummins engine models. This part is designed to secure and stabilize threaded fasteners, ensuring they remain tight and in place during operation.

N14 CELECT and N14 MECHANICAL Engines

In the N14 CELECT and N14 MECHANICAL engines, the Regular Hexagon Jam Nut is used extensively. These engines, known for their robust performance and reliability, benefit from the jam nut’s ability to prevent loosening of critical bolts and screws. The jam nut’s design, featuring a regular hexagon shape, provides a larger surface area for torque application, enhancing its effectiveness in high-stress environments.

NH/NT 855 Engines

Similarly, in the NH/NT 855 engines, the Regular Hexagon Jam Nut plays a vital role. These engines are designed for heavy-duty applications, and the jam nut’s reliability under such conditions is paramount. Its use in securing various engine components ensures operational integrity and safety, making it an indispensable part of the engine assembly.

Application Across Cummins Engines

The Regular Hexagon Jam Nut is a versatile component that finds application across different Cummins engine models. Its design and functionality are tailored to meet the stringent demands of these engines, providing a reliable solution for securing threaded fasteners. Whether in the N14 CELECT, N14 MECHANICAL, or NH/NT 855 engines, this jam nut ensures that critical components remain firmly in place, contributing to the overall performance and longevity of the engine.

Role of Part 3065128 Regular Hexagon Jam Nut in Engine Systems

The Regular Hexagon Jam Nut, identified by part number 3065128, is integral to the secure assembly and operation of various components within engine systems. Its primary function is to ensure the stability and integrity of connections, thereby contributing to the overall efficiency and safety of the engine.

In the context of the brake system, the Regular Hexagon Jam Nut is used to fasten the brake lever to the rocker assembly. This secure attachment is essential for transmitting the force applied by the driver to the braking mechanism, ensuring reliable and responsive braking performance.

Within the engine brake system, the nut is employed to connect the engine brake lever to the rocker housing. This connection is vital for the modulation of engine braking, allowing for controlled deceleration and improved vehicle stability during descents.

The Regular Hexagon Jam Nut also plays a significant role in the assembly of the rocker housing and rocker lever housing. By securing these components, it ensures the precise movement and alignment necessary for the efficient operation of the valve train, which is fundamental to the engine’s combustion process.

Furthermore, in the rocker lever housing and rocker lever assembly, the nut is used to maintain the structural integrity and alignment of these parts. This is important for the consistent and smooth operation of the valve actuation system, directly influencing the engine’s performance and longevity.

Conclusion

In summary, the Regular Hexagon Jam Nut (part 3065128) is a key component in the secure and reliable operation of various engine and brake system assemblies. Its role in fastening and maintaining the integrity of these connections is essential for the overall functionality and performance of the engine.