3963986
Sealing Washer
Cummins®

Introduction

The Cummins 3963986 Sealing Washer is a component designed for use in commercial truck applications. It plays a role in maintaining system integrity by ensuring proper sealing in various truck systems. This washer is integral to the efficient operation of commercial trucks, contributing to their reliability and performance ¹.

Basic Concepts of Sealing Washers

Sealing washers are components used in mechanical systems to create a seal between two surfaces. They prevent leaks of fluids or gases, ensuring that systems operate efficiently. In machinery, sealing washers contribute to the overall operation by maintaining pressure and preventing contamination ³.

Purpose of the 3963986 Sealing Washer

The 3963986 Sealing Washer is specifically designed to play a role in the operation of commercial trucks. It is applied in various truck systems where sealing is required to maintain system efficiency. This washer helps in preventing leaks, ensuring that fluids or gases remain contained within the system, thus supporting the truck’s performance ².

Key Features

The 3963986 Sealing Washer features a material composition that is resistant to wear and corrosion, ensuring durability in demanding environments. Its design specifications are tailored to fit precisely within the truck’s systems, providing a reliable seal. Unique attributes of this washer include its ability to withstand high pressures and temperatures, enhancing its performance in commercial truck applications ⁴.

Benefits of Using the 3963986 Sealing Washer

Utilizing the 3963986 Sealing Washer offers several advantages. It contributes to improved system efficiency by ensuring a tight seal, which prevents leaks and maintains system pressure. The washer’s durability leads to longevity, reducing the need for frequent replacements. Additionally, its reliable performance enhances the overall reliability of the truck in demanding environments ¹.

Installation Guidelines

Proper installation of the 3963986 Sealing Washer involves several steps to ensure correct fitting. Begin by cleaning the installation area to remove any debris or old washer material. Place the washer in the designated location, ensuring it is aligned correctly. Use the appropriate tools to secure the washer in place, following the manufacturer’s guidelines for torque specifications to avoid over-tightening ².

Maintenance Tips

To maintain the 3963986 Sealing Washer, regular inspection intervals are recommended to check for signs of wear or damage. Cleaning the washer and its surrounding area can prevent contamination and ensure optimal performance. If the washer shows signs of significant wear or if leaks are detected, consider replacement to maintain system integrity ³.

Troubleshooting Common Issues

Common problems associated with sealing washers include leaks and wear. To address these issues, first, identify the source of the leak or wear. Inspect the washer for damage and check the installation area for proper alignment and cleanliness. If the washer is damaged or worn, replacement may be necessary. Ensuring the correct installation and maintenance can help prevent these issues ⁴.

Cummins Corporation Overview

Cummins Corporation is a leader in the design, manufacture, and distribution of engines, filtration, and power generation products. With a history of innovation and quality, Cummins serves the automotive and heavy-duty truck sectors, providing reliable and efficient components that contribute to the performance and longevity of vehicles ¹.

Cummins Sealing Washer 3963986 in Engine Applications

The Cummins Sealing Washer part number 3963986 is a critical component used in various Cummins engine models. This sealing washer is designed to ensure a tight and secure fit, preventing leaks and maintaining the integrity of the engine’s sealing systems ².

6C8.3 Engine

In the 6C8.3 engine, the sealing washer 3963986 plays a pivotal role in maintaining the seal between different engine components. This engine, known for its robust performance and reliability, benefits from the precision engineering of the sealing washer. The washer ensures that there are no gaps or leaks, which is essential for the engine’s overall efficiency and longevity ⁴.

The 6C8.3 engine is part of a series of engines that Cummins has designed for heavy-duty applications. The sealing washer 3963986 is specifically engineered to fit the unique specifications of this engine model, providing a reliable seal that can withstand the demanding conditions these engines often operate under ².

Grouping of Engines

While the 6C8.3 engine is a notable example, the sealing washer 3963986 is also compatible with other Cummins engine models. These engines, which include various industrial and heavy-duty applications, all benefit from the precision and reliability of this sealing washer. The commonality in design ensures that the washer fits seamlessly into different engine configurations, providing a consistent sealing solution across multiple engine types ¹.

The sealing washer 3963986 is a testament to Cummins’ commitment to quality and durability. Its application in the 6C8.3 engine and other similar models underscores the importance of using high-quality components to maintain engine performance and reliability ⁴.

Role of Part 3963986 Sealing Washer in Engine Systems

The 3963986 Sealing Washer is an essential component in ensuring the integrity and efficiency of various engine systems. In the context of fuel filter plumbing, this sealing washer is positioned between the fuel filter and the plumbing connections. Its primary function is to create a tight seal, preventing any fuel leaks that could occur due to vibrations or pressure fluctuations within the fuel system ².

In broader plumbing applications within the engine, the 3963986 Sealing Washer serves a similar purpose. It is used at connection points where different plumbing components meet, such as hoses, fittings, and pipes. By providing a secure seal, it ensures that fluids, whether they are fuel, coolant, or oil, are efficiently transported without any loss or contamination ³.

Conclusion

In summary, the 3963986 Sealing Washer plays a significant role in maintaining the operational efficiency and safety of engine systems by ensuring that all connections are leak-free and secure. Its application in various Cummins engine models underscores the importance of using high-quality components to maintain engine performance and reliability ⁴.