4385280
Plain Washer
Cummins®

Introduction

The Cummins 4385280 Plain Washer is a component designed for use in commercial truck operations. It serves a specific function within the mechanical systems of trucks, contributing to the overall efficiency and reliability of the vehicle. Understanding its purpose and significance can aid in maintaining and optimizing truck performance.

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, prevent damage to surfaces, and provide a smooth bearing surface. In operation, plain washers help to evenly distribute the force applied by a fastener, such as a bolt or nut, across a larger area, reducing the risk of damage to the underlying material ¹.

Purpose of the Cummins 4385280 Plain Washer

This Cummins part plays a role in various truck components by ensuring that fasteners are securely and evenly distributed. It is applied in areas where load distribution and surface protection are necessary, such as in engine mounts, chassis components, and other critical areas where vibrations and loads are common.

Key Features

The Cummins 4385280 Plain Washer is characterized by several key features that enhance its functionality. It is typically made from high-quality materials that offer durability and resistance to wear. The dimensions and design of the washer are tailored to fit specific applications, ensuring optimal performance. Additionally, the washer may feature specific design attributes, such as a smooth surface finish, to reduce friction and enhance load distribution.

Benefits of Using Plain Washers

Incorporating plain washers in truck assemblies offers several advantages. They help in distributing loads more evenly, which can prevent damage to surfaces and components. Plain washers also contribute to reducing vibrations, which can enhance the overall stability and performance of the truck. Furthermore, depending on the material used, plain washers can offer corrosion resistance, extending the lifespan of both the washer and the components it protects ².

Installation and Usage Guidelines

Proper installation of the Cummins 4385280 Plain Washer is crucial for its effective function. It should be placed under the head of a bolt or nut to ensure even load distribution. Best practices include ensuring the washer is the correct size for the application and that it is free from defects or deformities. Common applications within truck maintenance include use in engine components, chassis assemblies, and other areas where fasteners are employed.

Troubleshooting and Maintenance

Identifying common issues with plain washers involves checking for signs of wear, deformation, or corrosion. Regular maintenance practices, such as inspecting washers during routine service intervals, can help ensure their longevity. Replacement of the Cummins 4385280 Plain Washer should be considered if there are signs of significant wear or if it no longer performs its intended function effectively.

Manufacturer Overview - Cummins

Cummins Inc. is a well-established manufacturer in the commercial truck industry, known for its wide range of products that include engines, filtration systems, and aftermarket parts. The company has a reputation for quality and reliability, backed by a history of innovation and customer-focused solutions. Cummins’ product range is designed to meet the demanding requirements of commercial truck operations, ensuring performance, efficiency, and durability.

Cummins Engine Part 4385280: Plain Washer Application

The Cummins part number 4385280, a Plain Washer, is a component in the assembly and maintenance of various Cummins engines. This part is designed to provide a smooth, flat surface that ensures proper sealing and alignment between engine parts. The Plain Washer is essential for maintaining the integrity of engine connections and preventing leaks.

Application in Cummins Engines

QSK95 and CM2350 Engines

The Plain Washer 4385280 is utilized in the Cummins QSK95 and CM2350 engines. These engines are known for their robust design and high performance, often used in heavy-duty applications such as marine and industrial sectors. The washer’s role in these engines is to maintain the alignment and seal of various components, ensuring the engine operates efficiently and reliably.

K113 Engine

Similarly, the K113 engine also incorporates the Plain Washer 4385280. This engine is typically used in construction and agricultural machinery, where durability and consistent performance are paramount. The washer’s function in the K113 engine is to provide a stable interface between parts, contributing to the engine’s overall longevity and efficiency.

Importance of the Plain Washer

The Plain Washer 4385280 is integral to the functionality of these engines. Its primary purpose is to create a flat surface that ensures proper sealing and alignment, which is crucial for the engine’s performance. By maintaining the integrity of connections, the washer helps to prevent leaks and ensures that the engine operates smoothly. This part is a testament to Cummins’ commitment to quality and reliability, as it plays a vital role in the engine’s assembly and maintenance.

Role of Part 4385280 Plain Washer in Engine Systems

Arrangement

In the arrangement of engine components, the 4385280 Plain Washer is instrumental in maintaining the proper spacing and alignment between parts. It ensures that components are not in direct contact, which could lead to wear and tear or unwanted friction. By providing a smooth surface, the washer allows for the free movement of parts, which is essential for the efficient operation of the engine.

Engine Support

The 4385280 Plain Washer plays a significant role in the engine support structure. It is often used in conjunction with bolts and nuts to secure various engine components to the frame or other supporting structures. The washer distributes the load evenly, preventing any single point from bearing too much stress, which could result in damage over time. This even distribution is key to the longevity and reliability of the engine support system.

Service Kit

When it comes to service kits, the 4385280 Plain Washer is a common inclusion. These kits are designed to provide all necessary components for routine maintenance or repair. The washer, included in the service kit, ensures that when technicians are performing maintenance, they have the correct parts on hand to reassemble the engine correctly. This not only saves time but also ensures that the engine is put back together with the precision required for optimal performance.

Conclusion

The Cummins 4385280 Plain Washer is a critical component in the maintenance and operation of commercial trucks and Cummins engines. Its role in load distribution, surface protection, and ensuring proper alignment and sealing of engine components underscores its importance in the reliability and efficiency of these systems. Regular maintenance and proper installation of this part are essential to ensure the longevity and performance of the vehicles it serves.