3067567
Captive Washer Cap Screw
Cummins®

The Cummins 3067567 Captive Washer Cap Screw is a specialized fastener designed for heavy-duty truck applications. Its purpose is to secure various components within the truck, ensuring the integrity and reliability of the vehicle’s systems. This screw is integral to maintaining the structural and functional stability of truck components, contributing to the overall performance and longevity of the vehicle.

Basic Concepts of Captive Washer Cap Screws

A captive washer cap screw is a type of fastener that includes an integrated washer, which is held in place by a series of grooves or a collar on the screw’s shank. This design ensures that the washer remains attached to the screw during installation, reducing the risk of loss and simplifying the fastening process. In the automotive industry, captive washer cap screws are commonly used in applications where vibration resistance and secure fastening are required ¹.

Purpose and Role in Truck Operation

The Cummins 3067567 Captive Washer Cap Screw plays a significant role in the operation and maintenance of commercial trucks. It is utilized in various truck systems, including engine components, transmission assemblies, and chassis structures. By providing a secure and vibration-resistant connection, this screw helps maintain the alignment and integrity of critical truck components, ensuring optimal performance and reliability under demanding conditions ².

Key Features

The Cummins 3067567 Captive Washer Cap Screw is characterized by several key features that enhance its performance and durability. Its design includes an integrated washer that is held in place by a series of grooves on the screw’s shank, ensuring that the washer remains attached during installation. The screw is typically made from high-strength materials, such as alloy steel, to withstand the rigors of heavy-duty truck applications. Additionally, the screw may feature a corrosion-resistant coating to protect against environmental factors ³.

Benefits

Using the Cummins 3067567 Captive Washer Cap Screw offers several benefits. The integrated washer design simplifies the installation process, reducing the risk of washer loss and ensuring consistent torque application. The high-strength material composition provides enhanced durability and reliability, while the corrosion-resistant coating protects the screw from environmental damage. These features contribute to improved overall performance and longevity in demanding truck applications ⁴.

Installation Process

Proper installation of the Cummins 3067567 Captive Washer Cap Screw involves several steps to ensure a secure and reliable connection. Begin by cleaning the installation surface to remove any debris or contaminants. Use a torque wrench to install the screw, applying the recommended torque specification to achieve the proper clamping force. Avoid over-tightening, as this can lead to thread damage or component failure. Additionally, ensure that the screw is aligned correctly with the mating component to prevent cross-threading.

Troubleshooting and Maintenance

Common issues related to the Cummins 3067567 Captive Washer Cap Screw may include loosening due to vibration or corrosion. To address these issues, regularly inspect the screw for signs of wear or damage, and replace it if necessary. Ensure that the installation surface remains clean and free of contaminants to prevent corrosion. Additionally, applying a thread locker compound can help secure the screw and reduce the risk of loosening due to vibration.

Compatibility and Applications

The Cummins 3067567 Captive Washer Cap Screw is designed for use in various truck models and systems. Its compatibility ensures that it can be utilized in a wide range of applications, including engine components, transmission assemblies, and chassis structures. This versatility makes it a valuable fastener for maintaining the integrity and performance of heavy-duty trucks.

Safety Considerations

When working with the Cummins 3067567 Captive Washer Cap Screw, it is important to follow proper safety guidelines. Ensure that the work area is clean and free of hazards. Use appropriate personal protective equipment, such as gloves and safety glasses, to protect against injury. Additionally, follow the recommended torque specifications and installation procedures to prevent component damage or failure.

Cummins 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 commitment to quality, Cummins serves customers in approximately 190 countries and territories through a network of more than 600 company-owned and independent distributor facilities and more than 7,200 dealer locations. The company’s product range includes engines, powertrains, and related components for on-highway, off-highway, and stationary applications, demonstrating a strong commitment to advancing technology and improving performance in the automotive industry.

Captive Washer Cap Screw 3067567 in Cummins Engines

The Captive Washer Cap Screw 3067567, manufactured by Cummins, is a critical component in several engine models. This part is integral to the assembly and operation of the engines, ensuring secure fastening and stability.

N14 CELECT and N14 CELECT PLUS Engines

In the N14 CELECT and N14 CELECT PLUS engines, the Captive Washer Cap Screw 3067567 plays a pivotal role in maintaining the structural integrity of the engine. This screw is typically used in areas where high torque and vibration resistance are essential. Its design ensures that the washer remains captive, preventing it from being lost during operation, which is crucial for the longevity and reliability of the engine.

N14 MECHANICAL Engine

Similarly, in the N14 MECHANICAL engine, the Captive Washer Cap Screw 3067567 is employed to secure various components. Given the mechanical nature of this engine, the screw’s ability to withstand mechanical stresses is vital. It is often used in conjunction with other fasteners to ensure that parts remain tightly fastened, thereby preventing any potential loosening that could lead to engine failure.

Grouping of Engines

The Captive Washer Cap Screw 3067567 is a common component across the N14 CELECT, N14 CELECT PLUS, and N14 MECHANICAL engines. This commonality highlights the importance of this part in the overall design and functionality of these engines. Its use in multiple models underscores its versatility and critical role in maintaining engine performance and safety.

Role of Part 3067567 Captive Washer Cap Screw in Engine Systems

The Part 3067567 Captive Washer Cap Screw is integral in securing various components within engine systems, ensuring stability and proper function. It is commonly used in the assembly and mounting of accessories, providing a reliable fastening solution that withstands the dynamic environment of an engine.

In wiring and harness assemblies, this screw plays a significant role in maintaining the integrity of connections. It secures the electronic control module wiring, ensuring that electrical signals are transmitted without interruption. Similarly, it is employed in the mounting of injectors, where precise placement and secure fastening are essential for optimal fuel delivery.

The intake manifold, a component that requires robust mounting to handle the pressures and temperatures within the engine, benefits from the use of this screw. It ensures that the manifold remains firmly in place, contributing to efficient air-fuel mixture distribution.

In the context of engine control modules, the screw is used to secure the module to its designated location, ensuring that it remains stable and protected from vibrations. The mounting harness, which routes various cables and wires throughout the engine compartment, also relies on this screw for secure attachment.

For components like the oil control valve and its associated plumbing, the screw ensures that the valve is correctly positioned and that the plumbing connections are secure. This is vital for maintaining the proper flow of oil within the engine.

Additionally, the screw is utilized in the assembly of the oil manifold, where it helps to secure the manifold and its plumbing, ensuring a leak-free system. In the mounting of viscosity sensors and water transfer tubes, the screw provides the necessary stability to ensure accurate readings and efficient fluid transfer, respectively.

Overall, the Part 3067567 Captive Washer Cap Screw is a versatile fastening component that enhances the reliability and performance of various engine systems by ensuring that critical components are securely mounted and correctly positioned.

Conclusion

The Cummins 3067567 Captive Washer Cap Screw is a vital component in heavy-duty truck applications, providing secure and reliable fastening for various engine and truck systems. Its design, featuring an integrated washer and high-strength material composition, ensures durability and resistance to environmental factors. Proper installation and maintenance are essential to maximize the benefits of this screw, contributing to the overall performance and longevity of the vehicle.