206512
Twelve Point Cap Screw
Cummins®

The Twelve Point Cap Screw, Part #206512, manufactured by Cummins, is a specialized fastener designed for use in commercial truck applications. Cummins, a well-established name in the automotive industry, is renowned for its high-quality components that enhance the performance and reliability of commercial vehicles. This particular cap screw is integral to various truck components, ensuring secure and durable connections.

Basic Concepts of Twelve Point Cap Screws

A twelve point cap screw is a type of fastener characterized by its hexagonal socket head, which provides a larger contact area compared to traditional hex-head screws. This design allows for better torque application and reduced risk of cam-out, making it suitable for high-stress applications ¹. In the automotive industry, twelve point cap screws are commonly used in engine components, chassis assemblies, and other critical areas where secure fastening is required ².

Purpose and Role in Truck Operation

This Cummins part plays a significant role in the operation and maintenance of commercial trucks. It is utilized in various truck components, including engine mounts, transmission housings, and chassis frames. By providing a secure and stable connection, this cap screw helps maintain the structural integrity of these components, ensuring optimal performance and safety. Its design allows for efficient torque application, which is vital in high-stress environments typical of commercial truck operations ³.

Key Features

The Twelve Point Cap Screw, Part #206512, boasts several key features that enhance its performance and durability. Its twelve-point design offers a larger contact area, reducing the risk of stripping and cam-out during installation. The screw is made from high-strength materials, ensuring it can withstand the rigors of commercial truck use. Additionally, its precise manufacturing tolerances guarantee a snug fit in mating components, further enhancing its reliability ⁴.

Benefits

The benefits of using the Twelve Point Cap Screw, Part #206512, in truck applications are manifold. Its design allows for improved torque application, ensuring that connections are secure and stable. The screw’s resistance to loosening under vibration and stress makes it ideal for use in dynamic environments. Furthermore, its high-strength material composition enhances the structural integrity of truck assemblies, contributing to overall vehicle reliability and safety ⁵.

Installation Considerations

Proper installation of the Twelve Point Cap Screw, Part #206512, is crucial for ensuring its effectiveness and longevity. It is recommended to use the appropriate torque specifications provided by the manufacturer to avoid over-tightening or under-tightening. Utilizing the correct tools, such as a torque wrench, ensures precise application of the required torque. Additionally, inspecting the mating surfaces for cleanliness and proper alignment before installation can prevent potential issues and ensure a secure fit ⁶.

Troubleshooting and Maintenance

Common issues associated with twelve point cap screws in truck applications include loosening due to vibration and corrosion. Regular inspection and maintenance can help identify and address these issues promptly. If loosening is detected, re-torquing the screw to the manufacturer’s specifications is recommended. In cases of corrosion, cleaning the affected area and applying a suitable anti-corrosion treatment can prevent further degradation. Routine maintenance checks ensure the longevity and reliability of the fastener ⁷.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a rich history spanning over a century, Cummins has established a strong reputation for quality and innovation in the commercial truck industry. The company’s commitment to excellence is evident in its extensive product range, which includes engines, powertrain components, and aftermarket parts. Cummins’ dedication to advancing technology and improving efficiency has made it a trusted name among commercial truck manufacturers and operators ⁸.

Role of Part 206512 Twelve Point Cap Screw in Engine Systems

The Part 206512 Twelve Point Cap Screw is integral to the secure assembly and reliable operation of various engine components.

In the Adapter system, this cap screw ensures a tight and stable connection between different sections, facilitating efficient fluid or gas transfer without leaks. Its twelve-point design allows for greater torque application, enhancing the screw’s resistance to loosening over time.

For the Damper & Pulley assembly, the Part 206512 cap screw plays a significant role in maintaining the alignment and integrity of the components. It secures the damper to the pulley, ensuring smooth operation and reducing vibrations that could lead to premature wear or failure.

In the MTG (Mounting) applications, this cap screw is used to fasten various engine components to the engine block or other structural parts. Its robust design ensures that the mounting remains firm under the dynamic stresses encountered during engine operation.

Similarly, in Pulley and Damper Mounting scenarios, the Part 206512 cap screw is employed to secure these components to the engine. This ensures that the pulleys and dampers operate within their designed parameters, contributing to the overall efficiency and longevity of the engine system.

Overall, the Part 206512 Twelve Point Cap Screw is a fundamental fastener in these engine systems, providing the necessary strength and stability for reliable performance.

Conclusion

The Twelve Point Cap Screw, Part #206512, is a critical component in the maintenance and operation of commercial trucks. Its design and material composition ensure secure and durable connections in high-stress environments. Proper installation and regular maintenance are essential to maximize its effectiveness and longevity. Cummins’ reputation for quality and innovation underscores the reliability of this part in enhancing the performance and safety of commercial vehicles.