3029620
Captive Washer Cap Screw
Cummins®

Introduction

The Captive Washer Cap Screw, specifically part number 3029620 by Cummins, is a critical component in various mechanical assemblies, particularly in heavy-duty trucks. Cummins, a renowned name in the commercial truck industry, is known for manufacturing robust and reliable parts. This screw is essential for maintaining the integrity and functionality of various truck components.

Basic Concepts of Captive Washer Cap Screws

A Captive Washer Cap Screw is a fastener that includes an integrated washer. This design facilitates efficient installation and minimizes the risk of washer loss during assembly. The washer distributes the load of the screw, preventing damage to the fastened materials and enhancing the stability of the connection. These screws are ideal for applications requiring secure and durable fastening solutions.

Purpose of the 3029620 Captive Washer Cap Screw

The 3029620 Captive Washer Cap Screw is engineered to provide a secure fastening solution in the demanding environment of commercial trucks. It is used in areas prone to vibration and stress, ensuring that components remain firmly attached. This screw contributes to the overall reliability and safety of the truck by maintaining the integrity of critical connections.

Key Features

This Cummins part is designed with specific elements and material properties to withstand the rigors of heavy-duty applications. It is made from high-strength materials, ensuring durability and resistance to wear. The integrated washer provides even load distribution, reducing the risk of damage to the fastened components. Additionally, the screw features a corrosion-resistant coating, enhancing its longevity in harsh conditions.

Benefits

Using the 3029620 Captive Washer Cap Screw offers several advantages. Its durable construction ensures long-lasting performance, even under demanding conditions. The integrated washer simplifies the installation process, reducing the time and effort required for assembly. Additionally, the screw’s reliable performance contributes to the overall safety and efficiency of the truck.

Installation Process

To install the 3029620 Captive Washer Cap Screw, follow these steps:

1. Ensure the surface is clean and free of debris.
2. Align the screw with the designated hole.
3. Use the appropriate tool to drive the screw into place, ensuring it is tightened to the recommended torque specification.
4. Verify that the screw is secure and the washer is properly seated.

Common Applications

The 3029620 Captive Washer Cap Screw is commonly used in various parts of a commercial truck, including:

• Engine compartment fastenings
• Body panel attachments
• Undercarriage components
• Electrical system mountings

Troubleshooting and Maintenance

Regular inspection of the 3029620 Captive Washer Cap Screw is recommended to identify any signs of wear or damage. If corrosion or loosening is detected, the screw should be tightened or replaced as necessary. Proper maintenance ensures the continued reliability and safety of the truck.

Cummins: Manufacturer Overview

Cummins is a leading manufacturer in the commercial truck industry, with a history of producing high-quality engine and component solutions. The company offers a wide range of products designed to meet the demands of heavy-duty applications. Cummins is recognized for its commitment to innovation, quality, and customer satisfaction, making it a trusted name in the industry.

Cummins Part 3029620: Captive Washer Cap Screw Compatibility

The Cummins part 3029620, a Captive Washer Cap Screw, is designed to fit seamlessly with a variety of engine models. This part is engineered to provide a secure fastening solution, ensuring that components remain tightly secured during operation.

Compatible Engines

• 6B5.9: This engine benefits from the reliable fastening provided by the Captive Washer Cap Screw, ensuring critical components remain securely in place.
• K19, K38, K50: These engines utilize the part 3029620 to maintain the integrity of their assemblies, ensuring durability and performance.
• L10 GAS, L10 MECHANICAL: Both gas and mechanical versions of the L10 engine incorporate this cap screw, providing a consistent fastening solution across different fuel types.
• N14 MECHANICAL: The N14 MECHANICAL engine relies on the Captive Washer Cap Screw for its robust fastening needs, ensuring longevity and reliability.
• NH/NT 855: This engine model also utilizes the part 3029620, benefiting from its secure fastening capabilities to maintain operational integrity.

The Captive Washer Cap Screw is integral to the assembly and maintenance of these engines, ensuring that all components are fastened securely and reliably.

Role of Part 3029620 Captive Washer Cap Screw in Engine Systems

The Part 3029620 Captive Washer Cap Screw is instrumental in securing and maintaining the integrity of various engine components. Its application spans across multiple systems, ensuring that each part functions optimally and remains in place under operational conditions.

In the accessory support system, this screw plays a role in attaching accessories to the engine, providing a stable platform for components like the alternator or fuel filter. For the air starter mounting, it ensures that the air starter is firmly attached, allowing for efficient engine starting under various conditions.

When it comes to the alternator location and alternator mounting, the screw is used to secure the alternator in its designated position, ensuring it operates without vibration or movement that could affect its performance. Similarly, in corrosion resistor and corrosion resistor mounting applications, it helps in attaching corrosion-resistant components, protecting the engine from environmental damage.

The engine oil cooler and oil cooler mounting bracket benefit from the secure attachment provided by this screw, ensuring the oil cooler remains in place and functions effectively in dissipating heat from the engine oil. In the fuel filter system, it aids in mounting the filter securely, preventing leaks and ensuring clean fuel delivery to the engine.

For the heat shield top mounting, the screw is essential in attaching the heat shield, protecting nearby components from excessive heat. In marine gear support applications, it ensures that the marine gear is securely mounted, contributing to the overall stability and performance of marine engines.

The performance parts category sees widespread use of this screw for attaching various high-performance components, ensuring they remain securely in place under demanding conditions. In the power train support system, it is used to secure components that transmit power from the engine to the wheels, ensuring efficient power transfer.

For the starting motor, the screw is vital in securing the motor in place, ensuring reliable engine starts. In the thermostat housing and turbocharger bracket applications, it ensures these components are firmly attached, contributing to the engine’s thermal management and turbocharging efficiency.

In the water bypass connection mounting, water header cover, water manifold, and water transfer tube systems, the screw is used to secure these components, ensuring the engine’s cooling system operates efficiently by maintaining the integrity of water flow paths.

Overall, the Part 3029620 Captive Washer Cap Screw is a versatile component that plays a significant role in the secure attachment and optimal functioning of various engine systems.

Conclusion

The 3029620 Captive Washer Cap Screw by Cummins is a vital component in the maintenance and operation of heavy-duty trucks. Its durable construction, efficient design, and reliable performance make it an essential part for ensuring the integrity and safety of various truck components. Regular maintenance and proper installation are crucial for maximizing the benefits of this screw in demanding applications.