3930247
Sealing Washer
Cummins®

The Cummins 3930247 Sealing Washer is a critical component designed to maintain the integrity of fluid systems in commercial trucks. Its primary function is to create a secure seal between mating surfaces, preventing leaks and maintaining system pressure. Sealing washers are essential for the efficient and reliable operation of various truck systems, ensuring that fluids remain contained within their designated pathways.

Basic Concepts of Sealing Washers

Sealing washers are mechanical components used to create a seal between two or more parts. They function by filling the gap between surfaces, thereby preventing the escape of fluids or gases. These washers are utilized in a wide range of mechanical systems, including hydraulic, pneumatic, and fuel systems. The materials used in manufacturing sealing washers vary but commonly include rubber, silicone, and metal. Each material offers distinct properties such as flexibility, resistance to chemicals, and durability, which are selected based on the specific requirements of the application ¹.

Purpose of the 3930247 Sealing Washer

The Cummins 3930247 Sealing Washer plays a specific role in the operation of a truck by ensuring the integrity of seals in various systems. It is associated with components that require a reliable seal to function correctly, such as fuel injectors or hydraulic systems. By providing a tight seal, this washer contributes to the efficient operation of these systems, ensuring that fluids are delivered under the correct pressure and without leakage ².

Key Features

The Cummins 3930247 Sealing Washer is characterized by its design and material composition. It is crafted from materials that offer excellent resistance to the chemicals and pressures encountered in truck systems. Its design ensures a snug fit in the intended application, enhancing its performance and durability. Unique attributes may include specific dimensions or surface treatments that improve its sealing capabilities.

Benefits

The use of the Cummins 3930247 Sealing Washer offers several benefits. It contributes to improved system efficiency by ensuring that fluids are contained within their pathways, reducing the risk of leaks. This results in reduced maintenance requirements, as systems operate more reliably with fewer interruptions. Enhanced reliability of the sealing washer also contributes to the overall performance and longevity of the truck, as critical systems function as designed without unexpected failures ³.

Installation and Usage

Proper installation of the Cummins 3930247 Sealing Washer is vital to its effectiveness. Guidelines for installation include ensuring the mating surfaces are clean and free from debris to allow for a proper seal. Specific procedures may involve the use of lubricants to facilitate installation without damaging the washer. It is used in various truck systems and components where a reliable seal is necessary to maintain system integrity.

Troubleshooting and Maintenance

Common issues with the Cummins 3930247 Sealing Washer, such as leaks or failures, can often be traced to improper installation or wear over time. Troubleshooting may involve inspecting the washer for signs of damage or deformation. Maintenance tips include regular inspection of the washer for wear and replacing it according to the manufacturer’s recommendations or as part of routine maintenance schedules to ensure continued system integrity.

Cummins Overview

Cummins Inc. is a leader in the commercial truck industry, known for its commitment to quality and innovation in manufacturing truck components. With a rich history of providing reliable and efficient solutions, Cummins has established a reputation for excellence. The company’s dedication to advancing technology and improving the performance of commercial vehicles is evident in its wide range of products, including the Cummins 3930247 Sealing Washer.

Cummins Sealing Washer 3930247 in Engine Applications

The Cummins Sealing Washer 3930247 is a critical component in ensuring the integrity and efficiency of various Cummins engines. This part is designed to provide a reliable seal in high-pressure environments, preventing leaks and maintaining the operational integrity of the engine.

Application in 6C8.3 Engines

In the 6C8.3 engine, the sealing washer 3930247 plays a pivotal role in maintaining the seal between different engine components. This engine, known for its robust performance, relies on precise sealing to function optimally. The washer ensures that there are no gaps or leaks, which could otherwise lead to performance degradation or engine failure.

Grouping of Engines

The Cummins Sealing Washer 3930247 is also compatible with a range of other Cummins engines, where it serves the same fundamental purpose of providing a secure seal. These engines, while differing in specifications and applications, all benefit from the reliability and effectiveness of this sealing washer.

Importance of the Sealing Washer

The sealing washer 3930247 is essential in maintaining the pressure and fluid integrity within the engine. Its design ensures that it can withstand the high temperatures and pressures typical in engine environments, providing a long-lasting and dependable seal. This is crucial for the overall performance and longevity of the engine.

Installation and Maintenance

Proper installation of the sealing washer 3930247 is critical to its effectiveness. Technicians should ensure that the washer is correctly positioned and not damaged before installation. Regular maintenance checks should be conducted to verify that the washer remains in good condition and continues to provide an effective seal.

Role of Part 3930247 Sealing Washer in Engine Systems

The part 3930247 Sealing Washer is an essential component in maintaining the integrity and efficiency of various engine systems. Its primary function is to ensure a tight seal, preventing leaks and maintaining pressure within the system.

Breather System

In the breather system, the sealing washer is utilized to seal connections and joints. This is particularly important in the valve cover breather kit, where it prevents the escape of crankcase vapors. By maintaining a secure seal, the washer ensures that these vapors are properly vented through the breather system rather than leaking into the engine compartment.

Crankcase Ventilation

The crankcase ventilation system relies on the sealing washer to maintain pressure balance. It is installed in critical joints and connections to prevent air or vapor leaks. This ensures that the crankcase pressure remains within specified limits, contributing to the overall efficiency and longevity of the engine.

Valve Cover Kit

Within the valve cover kit, the sealing washer plays a significant role in sealing the valve cover to the engine block. This prevents oil leaks and ensures that the valvetrain components are properly lubricated. The washer’s ability to create a reliable seal is vital for the consistent performance of the valve cover system.

Valve Cover Breather Kit

In the valve cover breather kit, the sealing washer is employed to seal the breather passages. This is essential for managing the flow of crankcase vapors and preventing contamination of the engine oil. The washer ensures that the breather system operates efficiently, contributing to the engine’s overall health and performance.

Conclusion

The Cummins 3930247 Sealing Washer is a vital component in the maintenance and operation of commercial truck systems. Its role in ensuring secure seals across various engine and system applications highlights its importance in maintaining system integrity, efficiency, and reliability. Proper installation, regular maintenance, and timely replacement of this part are essential practices to ensure the continued performance and longevity of truck systems.