3920922
Lock Washer
Cummins®

The 3920922 Lock Washer, a component manufactured by Cummins, is integral to the commercial vehicle industry. Designed for use in commercial trucks, this part enhances the security of fastening systems by securing bolts and nuts in place. Understanding its function and application is essential for maintaining the integrity and safety of truck operations.

Basic Concepts of Lock Washers

Lock washers are mechanical devices that prevent bolts and nuts from loosening due to vibration or dynamic forces. They achieve this by creating additional friction or deforming to grip the surfaces they are placed between. This added security is crucial in applications where fastener loosening could lead to equipment failure or safety hazards ¹.

Purpose of the 3920922 Lock Washer in Truck Operations

In commercial trucks, the 3920922 Lock Washer enhances the security of fastenings across various components. It is particularly significant in areas subjected to high stress or vibration, such as engine mounts, chassis components, and suspension systems. Secure fastening is vital for the longevity and reliability of truck operations, ensuring that components remain firmly in place under varying conditions ².

Key Features of the 3920922 Lock Washer

This Cummins part is characterized by its material composition, typically made from high-strength steel to withstand the rigors of truck applications. Its design includes specific features such as serrations or splits that allow it to grip the mating surfaces more effectively. These attributes contribute to its performance by providing enhanced resistance to loosening and durability under stress ³.

Benefits of Using the 3920922 Lock Washer

Utilizing the 3920922 Lock Washer offers several advantages. It provides improved fastening security, ensuring that bolts and nuts remain tight over time. Its durability under stress and resistance to vibration and environmental factors make it a reliable choice for commercial truck applications. Additionally, its design helps to distribute loads more evenly, reducing the risk of damage to fastened components ⁴.

Installation Guidelines

Proper installation of the 3920922 Lock Washer is key to its effectiveness. It should be placed under the head of the bolt or nut, ensuring it is correctly oriented to engage with the surfaces it is designed to lock. Pairing it with the appropriate fasteners and components is also important to ensure optimal performance and longevity. Following manufacturer guidelines for torque settings and installation procedures will help achieve the best results.

Troubleshooting Common Issues

Common issues with lock washers may include failure to prevent loosening or damage due to improper installation or environmental factors. Addressing these problems may involve re-evaluating the installation process, ensuring correct orientation and torque settings, or considering environmental protections such as coatings or sealants to enhance durability.

Maintenance Recommendations

Regular inspection and maintenance of the 3920922 Lock Washer are recommended to prolong its service life and ensure continued reliable performance. This includes checking for signs of wear or damage and replacing the washer as necessary. Adhering to a maintenance schedule that aligns with the operational demands of the truck will help maintain the integrity of fastenings across the vehicle.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a rich history in the diesel engine and technology sector, Cummins is recognized for its commitment to quality, innovation, and customer satisfaction in the commercial vehicle industry. Its expertise and dedication to advancing technology play a significant role in the development of reliable components like the 3920922 Lock Washer.

Conclusion

The 3920922 Lock Washer is a critical component in ensuring the safety and reliability of commercial truck operations. Its design and features provide enhanced fastening security, durability under stress, and resistance to vibration and environmental factors. Proper installation, regular maintenance, and understanding its role in truck operations are essential for maximizing its benefits and ensuring the longevity of truck components.