3073950
Plain Washer
Cummins®

Introduction

The Cummins 3073950 Plain Washer is a component designed for use in commercial trucks. It serves a specific purpose within the mechanical systems of these vehicles, contributing to the efficient operation and longevity of various truck components.

Basic Concepts of Plain Washers

Plain washers are simple yet vital components in mechanical systems. They are typically flat, annular devices made from metal or other materials. Their general function is to distribute loads more evenly across surfaces, prevent wear between moving parts, and maintain proper spacing between components. Plain washers operate by providing a barrier that reduces friction and wear, ensuring that parts function smoothly and efficiently ¹.

Purpose of the Cummins 3073950 Plain Washer

This Cummins part plays a role in the operation of a truck by distributing loads across surfaces, preventing wear between components, and maintaining the correct spacing. This washer is specifically designed to enhance the performance and durability of truck parts by ensuring that forces are evenly distributed and that components remain properly aligned.

Key Features

This part is characterized by several key features that enhance its performance and durability. These include its material composition, which is typically a high-strength metal to withstand the rigors of truck operation, its precise dimensions to ensure a proper fit, and its design attributes that contribute to its effectiveness in load distribution and wear prevention.

Benefits

Using this Cummins part provides several advantages. It improves load distribution across components, which can lead to enhanced component longevity. Additionally, it ensures reliable performance under various operating conditions, contributing to the overall efficiency and reliability of the truck’s mechanical systems ².

Installation and Usage

Proper installation of this part is crucial for its effective function. It should be placed between components where load distribution and wear prevention are required. Best practices for installation include ensuring the washer is correctly aligned and that it is not overtightened, which could lead to deformation or failure. Common applications within truck maintenance and repair include use in engine components, transmission systems, and other critical areas where precise load distribution and component alignment are necessary.

Troubleshooting and Maintenance

Identifying common issues related to plain washers, such as wear or improper installation, is important for maintaining optimal performance and longevity. Regular inspection for signs of wear or damage can help prevent failures. Maintenance tips include replacing worn washers promptly and ensuring that all components are correctly aligned and tightened to the manufacturer’s specifications.

Compatibility and Applications

This part is typically used in various applications within commercial truck systems. These include engine components, transmission systems, and other critical areas where precise load distribution and component alignment are necessary. Its compatibility with a wide range of truck models and systems makes it a versatile component in truck maintenance and repair.

Manufacturer Information - Cummins

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its wide range of high-quality products. With a history of innovation and excellence, Cummins provides components that are designed to meet the demanding requirements of commercial truck operations. The company’s reputation for quality and reliability is well-established within the industry, making its products, including the Cummins 3073950 Plain Washer, a preferred choice for truck maintenance and repair ³.

Role of Part 3073950 Plain Washer in Engine Systems

In the context of engine systems, the Part 3073950 Plain Washer serves as a component in ensuring the smooth operation and longevity of various engine parts.

Crankshaft Application

The Plain Washer is utilized in the crankshaft assembly to provide a smooth bearing surface. This reduces friction between the crankshaft and its housing, allowing for efficient rotation and minimizing wear on the crankshaft journal. The washer’s role here is to maintain consistent spacing and alignment, which is vital for the crankshaft’s balanced operation.

Flywheel Integration

When it comes to the flywheel, the Plain Washer is employed to ensure proper spacing between the flywheel and the engine block or the pressure plate in manual transmissions. This spacing is important for the flywheel’s ability to store rotational energy and transfer it smoothly to the transmission system. The washer helps in maintaining the correct clearance, which is essential for the flywheel’s effective engagement with the clutch.

Flywheel and Ring Gear Assembly

In the assembly of the flywheel and ring gear, the Plain Washer is positioned to provide a uniform gap between these components. This is particularly important for start-up mechanisms where the ring gear engages with the starter motor. The washer ensures that the engagement is precise, reducing the risk of damage to the teeth of the ring gear and promoting a reliable start-up process.

Mounting Flywheel and Ring Gear

For the mounting of the flywheel and ring gear, the Plain Washer is a key component in the bolting process. It is placed between the mounting bolts and the engine block to distribute the clamping force evenly. This even distribution is necessary to prevent over-tightening in certain areas, which could lead to distortion of the flywheel or uneven wear. The washer also acts as a spacer, ensuring that the flywheel is mounted at the correct distance from the engine, which is crucial for the proper functioning of the clutch system.

Conclusion

In summary, the Part 3073950 Plain Washer is a small yet significant component in engine systems, playing a supportive role in the operation of the crankshaft, flywheel, and their associated assemblies. Its proper use is instrumental in maintaining the integrity and performance of these engine components.