5396584
Twelve Point Cap Screw
Cummins®

The 5396584 Twelve-Point Cap Screw by Cummins is a specialized fastener designed for use in heavy-duty truck maintenance and operation. This component is integral to ensuring the secure assembly of various truck components, contributing to the overall reliability and performance of the vehicle.

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 more torque to be applied without rounding off the head, making it suitable for high-stress applications. In the automotive industry, twelve-point cap screws are commonly used in applications requiring robust fastening solutions, such as engine components, transmission systems, and chassis assemblies ¹.

Purpose and Role in Truck Operation

This Cummins part plays a significant role in the operation and maintenance of heavy-duty trucks. It is utilized in areas where secure and durable fastening is required, such as engine mounts, transmission housings, and frame components. By providing a strong and reliable connection, this cap screw helps maintain the integrity of critical truck systems, ensuring safe and efficient operation.

Key Features

The 5396584 Twelve-Point Cap Screw features a robust design that includes a twelve-point socket head, which allows for increased torque application without the risk of stripping. It is typically made from high-strength materials, such as alloy steel, to ensure durability and resistance to wear. The screw’s design also includes precise threading to provide a secure fit and reduce the likelihood of loosening over time.

Benefits

Using the 5396584 Twelve-Point Cap Screw offers several benefits. Its design allows for improved torque application, making it easier to achieve the required fastening strength. The twelve-point head reduces the risk of rounding, which can occur with traditional hex-head screws. Additionally, the high-strength material composition ensures longevity, even in harsh operating conditions, contributing to the overall reliability of the truck.

Installation Guidelines

Proper installation of this part is crucial for optimal performance and safety. Begin by ensuring the mating surfaces are clean and free of debris. Use a torque wrench to apply the specified torque value, avoiding over-tightening, which can damage the screw or the component being fastened. It is also important to periodically check the fastener for signs of loosening or wear, especially in high-stress applications.

Troubleshooting and Maintenance

Common issues with twelve-point cap screws include loosening due to vibration or thermal expansion and contraction. Regular inspection and maintenance can help identify and address these issues before they lead to more significant problems. If a screw shows signs of wear or damage, it should be replaced promptly to maintain the integrity of the assembly. Additionally, ensuring that all fasteners are tightened to the manufacturer’s specified torque values can help prevent loosening.

Compatibility and Usage

The 5396584 Twelve-Point Cap Screw is designed for use in Cummins engines and other truck systems where secure and durable fastening is required. It is compatible with a variety of components, including engine mounts, transmission housings, and frame assemblies. When selecting fasteners for specific applications, it is important to consider the material, size, and torque requirements to ensure proper fit and function.

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 spanning over a century, Cummins has established a reputation for quality and reliability in the heavy-duty truck industry. The company offers a wide range of products and services, including engines, powertrain components, and aftermarket parts, designed to meet the demanding requirements of commercial vehicle applications ².

Twelve-Point Cap Screw 5396584 in Engine Applications

The Twelve-Point Cap Screw 5396584, manufactured by Cummins, is a critical component in various engine assemblies. This screw is designed to provide robust fastening capabilities, ensuring secure connections in high-stress environments.

F2.8 CM2620 F135B and ISF2.8 CM2220 F117

In the F2.8 CM2620 F135B and ISF2.8 CM2220 F117 engines, the 5396584 screw is utilized in several key areas. These include securing engine mounts, attaching various brackets, and fastening components within the engine’s internal structure. The screw’s twelve-point design allows for efficient torque application, reducing the risk of stripping and ensuring reliable performance.

ISF2.8 CM2220 F129

Similarly, in the ISF2.8 CM2220 F129 engine, the 5396584 screw plays a vital role in maintaining the integrity of the engine assembly. It is used to fasten critical components such as engine covers, brackets, and other structural elements. The screw’s high strength and durability make it suitable for the demanding conditions within these engines.

Common Applications

Across these engines, the 5396584 screw is integral to ensuring that all fastened components remain securely in place under operational stresses. This screw’s design and material properties contribute to the overall reliability and longevity of the engine assemblies.

Conclusion

The 5396584 Twelve-Point Cap Screw by Cummins is a critical component in heavy-duty truck maintenance and operation. Its robust design, high-strength material, and precise threading ensure secure and durable fastening in various truck systems. Proper installation, regular maintenance, and adherence to torque specifications are essential for optimal performance and safety. Cummins’ reputation for quality and reliability underscores the importance of this part in ensuring the longevity and efficiency of heavy-duty trucks.