3088291
Plain Washer
Cummins®

Introduction

The Cummins 3088291 Plain Washer is a component integral to commercial truck operations. It plays a role in the mechanical systems of trucks, contributing to vehicle efficiency and reliability. Understanding its function is key to maintaining and optimizing truck performance.

Basic Concepts of Plain Washers

Plain washers are fundamental components in mechanical systems. They are flat, annular metal rings that distribute load, reduce friction, and provide spacing between parts. In operation, plain washers help to evenly distribute the force applied by a fastener, such as a bolt or nut, across a larger surface area. This reduces the risk of damage to the connected parts and enhances the stability of the assembly ¹.

Purpose of the Cummins 3088291 Plain Washer

The Cummins 3088291 Plain Washer is specifically engineered for use in commercial trucks. It is utilized in various truck components where load distribution and friction reduction are necessary. This washer ensures that the force exerted by fasteners is spread evenly, which helps in maintaining the integrity of the connections and the overall structure of the truck ³.

Key Features

The Cummins 3088291 Plain Washer is characterized by several key features that make it suitable for heavy-duty applications. It is typically made from high-strength materials to withstand the rigors of commercial truck use. The dimensions and design of the washer are tailored to fit specific applications within truck systems, ensuring optimal performance and durability ².

Benefits of Using Plain Washers

Incorporating plain washers into truck assemblies offers several advantages. They aid in load distribution, which is crucial for preventing damage to connected parts. Plain washers also contribute to vibration damping, which can enhance the smoothness of truck operation. Additionally, they help prevent galling, a form of wear caused by friction between metal surfaces, thereby extending the lifespan of the components they are used with ¹.

Installation and Usage Guidelines

Proper installation of the Cummins 3088291 Plain Washer is important for ensuring its effectiveness. It should be placed under the head of a bolt or nut to distribute the load and prevent direct contact between the fastener and the surface it is securing. Best practices for usage include checking for the correct size and material compatibility with the application. Common applications within truck maintenance include use in engine components, chassis parts, and various fastening scenarios ³.

Troubleshooting and Maintenance

Identifying common issues related to plain washers, such as wear or deformation, is important for maintaining truck performance. Regular inspection and replacement of worn washers can prevent more significant problems. Maintenance practices should include checking for proper installation and ensuring that washers are not overtightened, which can lead to premature failure ².

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a strong reputation in the commercial truck industry. The company’s product range includes a variety of components and systems designed to enhance the performance and reliability of commercial vehicles ³.

Compatibility with Various Engines

The Cummins part number 3088291, a Plain Washer, is compatible with a range of Cummins engines. This washer is designed to provide a secure fit and ensure proper sealing and alignment in various engine configurations. Below is a detailed overview of the engines with which this part is compatible:

Compatible Engines

• 6B5.9
• G855
• ISZ13 CM2150 Z105
• K19
• KTA19GC
• KTA19GC CM558
• N14 G
• QSK19 CM2350 K105
• QSK19 CM850 MCRS
• QSK19G
• V28
• VTA903 CM2250 V105

Role of Part 3088291 Plain Washer in Engine Systems

The part 3088291 Plain Washer is a component in various engine systems, ensuring the smooth operation and integrity of multiple assemblies. Its applications span across several key areas:

Base Parts and Assembly

In the assembly of base parts, the Plain Washer provides necessary spacing and alignment between components. This ensures that parts are correctly positioned, reducing the risk of misalignment that could lead to increased wear or failure.

Breather and Crankcase Systems

Within the breather and crankcase systems, the Plain Washer plays a role in maintaining the integrity of seals and connections. It helps to prevent oil leaks by ensuring that components are tightly sealed, which is vital for maintaining the clean operation of the crankcase ventilation system.

Connection and Air Transfer

For connections involving air transfer, the Plain Washer ensures that fittings are secure and airtight. This is particularly important in systems where precise air-fuel ratios are required, such as in the cylinder head lifting fixture and governor systems.

Governor and Electronic Systems

In governor and electronic systems, the Plain Washer is used to maintain the structural integrity of connections between the electronic control module wiring and other components. This ensures reliable signal transmission and power distribution, which are essential for the accurate operation of fuel and engine control modules.

Housing and Thermostat

When installed in housing units, such as those containing the thermostat, the Plain Washer assists in maintaining the proper spacing and sealing of components. This is important for the efficient transfer of heat and the overall regulation of engine temperature.

On Board Spares and Lubricating Oil Pump

In kits designed for on board spares and the lubricating oil pump system, the Plain Washer ensures that replacement parts can be installed with the correct clearances. This is vital for the ongoing maintenance and reliability of the engine’s lubrication system.

Plumbing and Oil Cooler Water

In plumbing applications, particularly those involving the oil cooler water system, the Plain Washer helps to ensure that connections are leak-free. This is essential for maintaining the efficiency of the cooling system and preventing contamination of the lubricating oil.

Turbocharger and Engine Monitoring Systems

For the turbocharger and engine monitoring systems, the Plain Washer is used to secure sensors and monitoring equipment. This ensures that these components are accurately positioned and can provide reliable data for engine performance monitoring.

Throttle Valve

Finally, in throttle valve systems, the Plain Washer ensures that the throttle body is properly aligned and sealed. This is important for maintaining the correct air flow into the engine, which directly affects performance and fuel efficiency.

Conclusion

Overall, the Cummins 3088291 Plain Washer is a versatile component that enhances the functionality and reliability of various engine systems by ensuring proper alignment, sealing, and spacing of critical components.