5542204
Twelve Point Cap Screw
Cummins®

The 5542204 Twelve-Point Cap Screw by Cummins is a specialized fastener designed for use in heavy-duty truck components. This screw is integral to ensuring the secure assembly of various truck parts, contributing to the overall reliability and performance of the vehicle. Its design and material composition are tailored to withstand the demanding conditions encountered in heavy-duty applications ¹.

Basic Concepts of Twelve-Point Cap Screws

A twelve-point cap screw is a type of fastener characterized by its hexagonal-shaped head with twelve points, as opposed to the six points found on standard hex cap screws. This design allows for a greater contact area between the screw and the wrench, reducing the likelihood of cam-out and providing a more secure grip during installation and removal ². Twelve-point cap screws are commonly used in applications where high torque is required and where the fastener may be subjected to frequent removal and reinstallation.

Purpose and Role in Truck Operation

This part plays a significant role in the operation and maintenance of heavy-duty trucks. It is utilized in various applications within the truck’s structure and components, such as securing engine parts, transmission components, and chassis assemblies. The screw’s design ensures that it can handle the high stresses and vibrations inherent in heavy-duty truck operations, maintaining secure fastenings throughout the vehicle’s lifecycle ³.

Key Features

The Twelve-Point Cap Screw features a robust design that includes a twelve-point head for enhanced wrench engagement. It is typically made from high-strength materials, such as alloy steel, to provide durability and resistance to wear. The screw’s threading is precision-machined to ensure a tight and secure fit, while its overall construction is designed to resist corrosion and maintain integrity under harsh conditions.

Benefits

Using this Cummins part in truck assemblies offers several advantages. Its design allows for improved torque application, reducing the risk of stripping or damaging the fastener during installation. The twelve-point head provides resistance to loosening, which is particularly important in applications where vibrations are common. Additionally, the screw’s material composition and construction contribute to its longevity, ensuring that it remains functional over the truck’s operational life.

Installation Guidelines

Proper installation of the 5542204 is crucial for ensuring secure fastening. It is recommended to use the appropriate torque specifications provided by the manufacturer to avoid over-tightening, which can lead to thread damage, or under-tightening, which may result in insufficient clamping force. Best practices include cleaning the mating surfaces before installation, using a torque wrench for accurate tightening, and periodically checking the fastener to ensure it remains secure.

Troubleshooting and Maintenance

Common issues with twelve-point cap screws include loosening due to vibrations and corrosion from exposure to the elements. To troubleshoot these problems, it is important to regularly inspect the fasteners for signs of wear or damage. If corrosion is present, cleaning the affected area and applying a suitable anti-corrosive treatment can help. For screws that have loosened, re-tightening to the specified torque and ensuring that the mating surfaces are clean and free of debris can restore secure fastening. Regular maintenance and inspection are key to prolonging the lifespan of the fastener.

Compatibility and Usage

This part is designed for use in Cummins engines and other heavy-duty truck components. Its versatility allows it to be applied in a wide range of assemblies, from engine blocks to chassis components. The screw’s compatibility with various materials and its ability to withstand high stresses make it a reliable choice for critical fastening applications in heavy-duty trucks.

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’s product range includes a variety of engines and components designed to meet the demanding requirements of heavy-duty applications. The 5542204 is a testament to Cummins’ commitment to providing high-quality, durable components for the trucking industry.

Twelve-Point Cap Screw 5542204 in Cummins Engines

The Twelve-Point Cap Screw 5542204, manufactured by Cummins, is a critical component in various Cummins engine models. This screw is integral to the assembly and maintenance of these engines, ensuring secure fastening and stability.

ISZ13 CM2150 Z105, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102

The Twelve-Point Cap Screw 5542204 is utilized in the ISZ13 CM2150 Z105, QSZ13 CM2150 Z101, and QSZ13 CM2150 Z102 engines. These engines benefit from the screw’s robust design, which provides reliable fastening in various critical applications within the engine assembly.

QSK45 CM500, QSK60 CM500, QSK60 CM850 MCRS, QSK60 G CM2358 K110, QSK60G, QSK78 CM500

In the QSK45 CM500, QSK60 CM500, QSK60 CM850 MCRS, QSK60 G CM2358 K110, QSK60G, and QSK78 CM500 engines, the Twelve-Point Cap Screw 5542204 is employed to secure various engine components. This screw’s design ensures that parts are held firmly in place, contributing to the overall integrity and performance of the engine.

Z13 Z108G

The Z13 Z108G engine also incorporates the Twelve-Point Cap Screw 5542204. This screw is essential for maintaining the structural integrity of the engine, providing a dependable fastening solution in various applications.

The Twelve-Point Cap Screw 5542204’s versatility and strength make it a vital component across these Cummins engine models, ensuring that each engine operates efficiently and reliably.

Conclusion

The 5542204 Twelve-Point Cap Screw by Cummins is a critical component in the assembly and maintenance of heavy-duty trucks and Cummins engines. Its robust design, high-strength materials, and precision-machined threading ensure secure fastening and durability under demanding conditions. Proper installation, regular maintenance, and troubleshooting are essential to maximize the lifespan and performance of this part in heavy-duty applications.