3967107
Plain Washer
Cummins®

The 3967107 Plain Washer is a component manufactured by Cummins, a well-established name in the commercial truck industry. This washer plays a role in the mechanical systems of commercial trucks by providing stability and efficiency to various components. Plain washers, in general, are significant in mechanical assemblies due to their ability to distribute loads, prevent wear, and maintain proper spacing between parts ¹.

Basic Concepts of Plain Washers

Plain washers are simple yet vital components in mechanical assemblies. They function by providing a smooth surface between two parts, which helps in distributing the load more evenly. This even distribution reduces the risk of wear and tear on the components. Additionally, plain washers help in maintaining the correct spacing between parts, which is crucial for the proper functioning of mechanical systems ².

Purpose of the 3967107 Plain Washer

The 3967107 Plain Washer, specifically, plays a role in the operation of commercial trucks by aiding in the distribution of loads across components. It helps prevent wear by providing a barrier between moving parts, and it maintains the proper spacing necessary for the efficient operation of truck assemblies. This washer is integral to ensuring that the mechanical systems within commercial trucks operate smoothly and efficiently ³.

Key Features

The 3967107 Plain Washer is characterized by several key features that enhance its performance and durability. It is made from high-quality materials that are resistant to wear and corrosion, ensuring longevity in demanding truck environments. The dimensions of this washer are precisely engineered to fit specific applications, ensuring optimal performance. Additionally, any unique design elements contribute to its effectiveness in load distribution and wear prevention.

Benefits of Using the 3967107 Plain Washer

Incorporating the 3967107 Plain Washer into truck assemblies offers several advantages. It improves load distribution across components, which can lead to enhanced durability of the mechanical systems. The use of this washer can also reduce maintenance requirements by preventing wear and ensuring proper spacing between parts. These benefits contribute to the overall efficiency and reliability of commercial trucks.

Installation Considerations

Proper installation of the 3967107 Plain Washer is important for its optimal performance. Best practices include ensuring the washer is correctly aligned and placed between the components it is intended to separate. Common mistakes to avoid during installation include over-tightening, which can lead to deformation of the washer, and incorrect placement, which can result in inefficient load distribution. Attention to these details during installation can significantly impact the performance and longevity of the washer.

Troubleshooting and Maintenance

Identifying and addressing common issues related to the 3967107 Plain Washer, such as wear and tear or corrosion, is important for maintaining its performance. Regular inspections can help in early detection of these issues, allowing for timely replacement or repair. Maintenance tips include keeping the washer and its surrounding components clean and free from debris, which can contribute to its longevity and reliable performance.

Cummins: A Brief Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its commitment to quality and innovation. The company offers a wide range of products, including engines, filtration systems, and aftermarket parts, all designed to meet the demanding requirements of commercial trucking. Cummins’ reputation for manufacturing reliable and high-performance components is built on its history of excellence and continuous improvement in automotive technology.

Cummins Engine Compatibility with Part 3967107

The Plain Washer part number 3967107, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is essential for maintaining the integrity and functionality of the engine’s components. Below is a detailed breakdown of the engines that are compatible with this washer:

4B3.9 and 6B5.9 Engines

The Plain Washer 3967107 is compatible with the 4B3.9 and 6B5.9 engines. These engines are known for their robust performance and reliability, often used in heavy-duty applications. The washer ensures proper sealing and alignment in these engines, contributing to their longevity and efficiency.

6C8.3 and QSC8.3 Engines

This washer is also suitable for the 6C8.3 and QSC8.3 engines. These engines are part of Cummins’ lineup of high-performance diesel engines, often utilized in industrial and construction machinery. The washer’s role in these engines is to maintain the precision required for optimal operation.

B5.9 Engines

The Plain Washer 3967107 fits the B5.9 engines, including variants such as B5.9 CM2670 B166C and B5.9 GAS PLUS CM556. These engines are commonly found in various applications, from agricultural to marine uses. The washer’s compatibility ensures that these engines operate smoothly and efficiently.

C GAS PLUS CM556 Engine

This engine is another variant where the Plain Washer 3967107 is applicable. The washer is crucial for maintaining the engine’s performance and preventing any potential leaks or misalignments.

ISB3.9, ISB5.9, and ISL9 Engines

The Plain Washer 3967107 is compatible with the ISB3.9 CM2220 B107, ISB5.9 CM2880 B127, and ISL9 CM2150 SN engines. These engines are known for their versatility and are used in a wide range of applications, including trucks, buses, and industrial equipment. The washer ensures that these engines maintain their operational integrity.

ISL9.5 Engine

The ISL9.5 CM2880 L138 engine is another application for the Plain Washer 3967107. This engine is designed for heavy-duty use and requires precise components to function correctly. The washer plays a vital role in this engine’s performance.

L8.9 Engines

The Plain Washer 3967107 fits the L8.9, L8.9 CM2670 L134C, and L8.9G CMOH2.0 L125B engines. These engines are often used in agricultural and construction machinery, where durability and reliability are paramount. The washer ensures that these engines operate efficiently.

L9 and QSL8.9 Engines

The L9 CM2670 L128B and QSL8.9 CM2150 L141 engines are also compatible with the Plain Washer 3967107. These engines are used in various applications, including construction and agricultural machinery. The washer’s role in these engines is to maintain the precision required for optimal operation.

QSL9 and QSB Engines

The Plain Washer 3967107 is suitable for the QSL9 CM850(CM2850) engine and the QSB3.9 CM2880 B138, QSB5.9 CM2880 B139 engines. These engines are known for their high performance and are used in a variety of applications, from industrial to marine. The washer ensures that these engines maintain their operational integrity.

By understanding the compatibility of the Plain Washer 3967107 with these various Cummins engines, users can ensure that their engines operate efficiently and reliably.

Role of Part 3967107 Plain Washer in Engine Systems

The part 3967107 Plain Washer is integral to the smooth operation and maintenance of various engine systems. It is commonly employed in several key components to ensure efficient functionality and longevity.

Adapter and Drive Systems

In adapter and drive systems, the Plain Washer is used to maintain proper spacing and alignment between components. For instance, in the front drive arrangement, it ensures that the drive components are correctly positioned relative to each other, reducing the risk of misalignment and subsequent wear.

Heat Management Components

For components like the heat shield and flywheel housing, the Plain Washer plays a role in thermal management. It helps in maintaining consistent gaps, which are essential for effective heat dissipation and protection of nearby components from excessive heat.

Belt and Tensioner Systems

In the belt tensioner bracket and idler pulley systems, the Plain Washer is used to provide the necessary spacing that allows the belt to operate within the optimal tension range. This ensures efficient power transmission from the engine to auxiliary components like the alternator and refrigerant compressor.

Brake and Clutch Systems

Within the brake and clutch systems, the Plain Washer is employed to maintain the correct distance between moving parts. This is vital for the precise operation of these systems, ensuring that the brake or clutch engages and disengages smoothly without undue stress on the components.

Fuel and Plumbing Systems

In the fuel pump coupling and various plumbing connections (such as the exhaust outlet and water inlet), the Plain Washer helps in creating a secure fit. This is important for preventing leaks and ensuring that the fuel and fluid systems operate under the correct pressure conditions.

Control and Manual Systems

For components like the manual throttle lever and control systems, the Plain Washer ensures that there is adequate clearance and reduced friction between moving parts. This contributes to the smooth operation of these control mechanisms.

Flywheel and Spacer Applications

In the flywheel and associated spacer applications, the Plain Washer is used to maintain the correct spacing, which is essential for the balanced rotation of the flywheel. This, in turn, affects the engine’s overall performance and stability.

Ignition and Tensioner Systems

Finally, in the ignition system and belt tensioner components, the Plain Washer ensures that all parts are held in the correct position. This is fundamental for the reliable operation of the ignition system and the consistent tensioning of belts that drive various engine accessories.

Conclusion

The 3967107 Plain Washer is a critical component in the maintenance and operation of Cummins engines. Its role in load distribution, wear prevention, and maintaining proper spacing between parts is essential for the efficient and reliable operation of commercial trucks. Proper installation, regular maintenance, and understanding its compatibility with various Cummins engines are key to maximizing the benefits of this Cummins part.