3908316
Plain Washer
Cummins®

Introduction

The Cummins 3908316 Plain Washer is a specialized component designed for use in commercial trucks. Its primary role is to provide a smooth surface between moving parts, reducing friction and wear. This washer is integral to the reliable operation of various assemblies within Cummins engines, ensuring efficient performance and longevity of the mechanical components it supports.

Basic Concepts of Plain Washers

Plain washers are simple yet vital components in mechanical systems. They function by distributing the load of a fastener, such as a bolt or nut, over a larger area, thereby preventing damage to the surfaces they are placed on. Additionally, plain washers can act as spacers, provide alignment, and reduce vibration between parts. Their operation is straightforward: when a fastener is tightened, the washer helps to evenly distribute the clamping force, which can enhance the stability and durability of the joint ¹.

Purpose of the Cummins 3908316 Plain Washer

The Cummins 3908316 Plain Washer serves a specific function within the truck’s engine assembly. It is designed to fit into precise locations where it can support and align components, ensuring that they operate smoothly and efficiently. By providing a consistent and even distribution of force, this washer helps maintain the integrity of the assembly, reducing the risk of wear and tear on critical parts.

Key Features

The Cummins 3908316 Plain Washer is characterized by several key features that enhance its performance. It is typically made from high-quality materials that offer excellent durability and resistance to wear. The dimensions of this washer are meticulously designed to fit specific applications within Cummins engines, ensuring optimal performance. Additionally, any unique design elements, such as specific thickness or outer diameter, are tailored to meet the demands of its intended use.

Benefits

Using the Cummins 3908316 Plain Washer offers several advantages. Its durable material composition ensures long-lasting performance even under demanding conditions. The washer’s design helps in evenly distributing loads, which can prevent premature wear on connected parts. Furthermore, its resistance to corrosion and wear contributes to the overall reliability and maintenance-free operation of the truck’s engine components ².

Installation Considerations

Proper installation of the Cummins 3908316 Plain Washer is crucial for its effective performance. It should be placed correctly within the assembly to ensure it functions as intended. Torque specifications provided by Cummins should be followed to avoid over-tightening, which could damage the washer or the components it supports. Careful attention to these details during installation will help ensure the washer performs its role efficiently.

Troubleshooting and Maintenance

Common issues with plain washers can include wear, corrosion, or improper installation. Regular inspection of the washer during maintenance checks can help identify any signs of damage or misalignment. If issues are detected, replacing the washer with a new one of the same specifications can help restore the assembly’s performance. Proper maintenance practices, such as keeping the area clean and free of debris, can also prolong the lifespan of the Cummins 3908316 Plain Washer ³.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a rich history dating back to 1919, Cummins has established itself as a trusted name in the commercial truck industry. The company offers a wide range of products designed to meet the needs of various applications, ensuring reliable and efficient performance for its customers.

Compatibility of Part 3908316 with Cummins Engines

The Plain Washer part number 3908316, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is essential for ensuring proper sealing and alignment in various engine components. Here is a breakdown of its compatibility with different Cummins engine models:

4B3.9 and 6B5.9 Engines

The Plain Washer 3908316 is compatible with both 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’s role in these engines is to maintain the integrity of the seals and prevent leaks.

6C8.3 and C8.3 G Engines

The 6C8.3 and C8.3 G engines also benefit from the use of the Plain Washer 3908316. These engines are typically used in agricultural and construction machinery, where durability and efficiency are paramount. The washer ensures that the components remain securely fastened, enhancing the engine’s operational lifespan.

G8.3 and QSB5.9 44 CM550 Engines

The G8.3 engine, along with the QSB5.9 44 CM550, is another series where the Plain Washer 3908316 is utilized. These engines are designed for versatility, finding applications in both industrial and commercial sectors. The washer’s precision fit helps in maintaining the engine’s performance and reliability.

ISB CM550 and ISB CM850 Engines

The ISB CM550 and ISB CM850 engines are high-performance models that require components like the Plain Washer 3908316 to ensure optimal function. These engines are often used in heavy-duty trucks and other demanding applications. The washer’s role here is critical in maintaining the engine’s efficiency and longevity.

ISC CM554 and ISC CM850 Engines

The ISC CM554 and ISC CM850 engines are another set where the Plain Washer 3908316 is applicable. These engines are known for their power and reliability, commonly used in on-highway and vocational applications. The washer ensures that the engine components are properly aligned and sealed.

ISL CM554 and QSC8.3 CM554 Engines

The ISL CM554 and QSC8.3 CM554 engines also require the Plain Washer 3908316. These engines are designed for high-performance and durability, often used in heavy-duty trucks and industrial machinery. The washer’s precision ensures that the engine operates smoothly and efficiently.

QSC8.3 CM850 (CM2850) and QSL9 CM554 Engines

The QSC8.3 CM850 (CM2850) and QSL9 CM554 engines are another series where the Plain Washer 3908316 is used. These engines are known for their power and reliability, often used in heavy-duty applications. The washer’s role is crucial in maintaining the engine’s performance and longevity.

C GAS PLUS CM556 Engine

The C GAS PLUS CM556 engine also benefits from the Plain Washer 3908316. This engine is designed for natural gas applications, providing a cleaner and more efficient alternative to diesel. The washer ensures that the engine components are properly sealed and aligned, enhancing its operational efficiency.

By ensuring a proper fit and function, the Plain Washer 3908316 plays a vital role in the performance and reliability of these Cummins engines.

Role of Part 3908316 Plain Washer in Engine Systems

In the intricate assembly of engine systems, the Cummins 3908316 Plain Washer assumes a significant role by ensuring the proper functioning and longevity of various components. This unassuming yet vital component is instrumental in maintaining the efficiency and reliability of the engine.

Air Cleaner and Gauge Systems

Within the air cleaner system, the Plain Washer is utilized to secure the mounting of the air cleaner housing to the engine block. This ensures a stable and vibration-free connection, which is essential for the accurate reading of the air gauge. A secure mounting prevents any undue movement that could affect the air gauge’s ability to provide precise measurements of air intake, a factor that is pivotal for optimal engine performance.

Oil Level and Pan Systems

In the oil level and pan systems, the Plain Washer is employed between the oil pan and the engine block. This application is fundamental in creating a seal that prevents oil leakage. The washer ensures that the oil pan is tightly secured, which is vital for maintaining the correct oil level within the engine. Consistent oil levels are necessary for the lubrication of moving parts, reducing wear and tear, and ensuring the engine operates smoothly.

Governor and Electronic Fuel Control Systems

For the governor and electronic fuel control systems, the Plain Washer is used in the mounting of sensors and actuators. These components require a stable platform to function correctly, and the washer provides the necessary support. It helps in maintaining the alignment and integrity of the connections, which is essential for the governor to regulate engine speed accurately and for the electronic fuel control system to deliver the precise amount of fuel required for combustion.

Turbocharger and Module Systems

In turbocharger and module systems, the Plain Washer is critical in the assembly of the turbocharger to the engine. It ensures that the turbocharger is mounted securely, which is important for withstanding the high pressures and temperatures generated during operation. Additionally, in module systems, the washer is used to secure electronic components, ensuring they remain in place and function correctly under the dynamic conditions of engine operation.

Short Engine Kit

In a short engine kit, which is a compact version of an engine designed for specific applications, the Plain Washer is used extensively throughout the assembly. It plays a role in securing various components, from the oil pan to the turbocharger, ensuring that the engine kit is robust and functions as intended. The washer’s role in these kits is to provide the necessary support and sealing required for the engine to operate efficiently in its intended application.

Conclusion

In summary, the Cummins 3908316 Plain Washer, though small in size, plays a substantial role in the assembly and operation of engine systems. Its applications across various components highlight its importance in ensuring the stability, sealing, and overall performance of the engine.