3336587
Plain Washer
Cummins®

Introduction

The Cummins 3336587 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 truck components. Understanding its purpose and role is fundamental for 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 metal rings that are placed under bolt heads or nuts. Their primary function is to distribute the load of the fastener over a larger area, preventing damage to the surface and providing a uniform pressure distribution. Additionally, plain washers can act as spacers, provide a bearing surface, and help in reducing vibration and wear between moving parts ¹.

Purpose of the Cummins 3336587 Plain Washer

The Cummins 3336587 Plain Washer plays a role in various truck components by ensuring that fasteners are properly secured without causing damage to the surfaces they contact. It is applied in areas where load distribution and surface protection are necessary, such as in engine components, transmission systems, and chassis parts. Its design allows it to withstand the stresses and vibrations inherent in heavy-duty truck operations ².

Key Features

The Cummins 3336587 Plain Washer is characterized by its material composition, typically made from high-strength steel or other durable alloys, ensuring it can endure the rigors of heavy-duty applications. Its dimensions are precisely engineered to fit specific fastener sizes, and its design includes features that enhance its performance, such as a smooth surface finish to reduce friction and wear ³.

Benefits of Using Plain Washers

Incorporating plain washers like the Cummins 3336587 into truck assemblies offers several advantages. They help in distributing loads more evenly, which can prevent surface damage and extend the life of components. Plain washers also contribute to reducing vibration between parts, which can lead to a smoother operation of the truck. Furthermore, their material composition often includes corrosion-resistant properties, enhancing the durability of the assembly in various environmental conditions ¹.

Installation and Usage Guidelines

Proper installation of the Cummins 3336587 Plain Washer involves placing it under the head of a bolt or nut before tightening. It is important to ensure that the washer is correctly aligned and that it fits snugly without gaps. Best practices include checking for any signs of wear or damage before installation and ensuring that the washer is compatible with the fastener and application. Common applications within truck maintenance include securing engine mounts, transmission components, and chassis parts ².

Troubleshooting and Maintenance

Identifying issues with plain washers can involve checking for signs of wear, deformation, or corrosion. If a washer shows signs of damage, it should be replaced to prevent further complications. Regular maintenance practices, such as inspecting washers during routine checks and ensuring they are properly installed, can help in maintaining the longevity and performance of truck components ³.

Common Applications in Trucks

The Cummins 3336587 Plain Washer is typically used in various truck assemblies, including engine components where it helps in securing engine mounts, in transmission systems to support gear housings, and in chassis parts to fasten components securely. Its versatility and durability make it a common choice for many critical applications within commercial trucks ¹.

Manufacturer Information - Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and aftermarket parts. With a history of innovation and quality, Cummins has established a strong reputation in the commercial truck industry for producing reliable and high-performance components. The Cummins 3336587 Plain Washer is part of their extensive product range, designed to meet the demanding requirements of heavy-duty truck applications ².

Cummins Part 3336587 Plain Washer Compatibility

The Cummins part 3336587 Plain Washer is designed to fit seamlessly within a variety of engine models. This plain washer is a critical component that ensures proper sealing and alignment in the engine assembly. Here is a detailed look at its compatibility across different engine types:

Cummins Engine Models

• QSV81G, QSV91G, QSW/QSV82, QSW27, QSW36, QSW73, QSZ90

The part 3336587 Plain Washer is engineered to fit within the specified dimensions and tolerances required by these engine models. Its design ensures that it provides a reliable seal, preventing leaks and maintaining the integrity of the engine’s internal components.

Grouping by Engine Series

• QSV Series (QSV81G, QSV91G, QSW/QSV82)

The QSV series engines benefit from the precision of the 3336587 Plain Washer. This washer is specifically crafted to align with the unique design features of the QSV engines, ensuring optimal performance and longevity.

• QSW Series (QSW27, QSW36, QSW73)

For the QSW series engines, the 3336587 Plain Washer is tailored to fit the specific requirements of these models. Its robust construction and precise dimensions make it an ideal choice for maintaining the engine’s operational efficiency.

• QSZ90

The QSZ90 engine also incorporates the 3336587 Plain Washer as part of its assembly. This washer plays a crucial role in ensuring that the engine components are properly aligned and sealed, contributing to the overall reliability of the engine.

Each of these engines relies on the 3336587 Plain Washer to maintain its operational integrity, providing a dependable solution for sealing and alignment needs ².

Role of Part 3336587 Plain Washer in Engine Systems

The part 3336587 Plain Washer is an essential component in various engine systems, facilitating smooth operation and ensuring the integrity of multiple assemblies.

In the Air Shutdown Device, the Plain Washer helps in maintaining the seal between moving parts, preventing air leaks that could affect the device’s performance.

Within the Assembly Ignition, it ensures that connections between the ignition box sub-assembly and ignition boxes subassy remain tight, which is vital for consistent spark delivery.

For the Control Operating Engine, the Plain Washer is used to secure components, reducing friction and wear between parts that experience regular motion.

In the Cooler, Engine Oil system, it plays a role in maintaining the seal around fittings and connections, ensuring optimal oil flow and cooling efficiency.

The Cover Crankshaft Assembly and Crankshaft Assembly Cover benefit from the Plain Washer by providing a secure fit that prevents oil leaks and maintains the cover’s alignment with the crankshaft.

In the Damper, Vibration and Vibration Assembly Damper, the Plain Washer helps in securing the damper to its mounting points, ensuring it can effectively absorb vibrations without loosening over time.

For the ETR, CNT Cense Module Assy, it ensures that sensor connections remain stable, which is important for accurate readings and engine performance.

In the Fuel Pump Assembly Cover and Fuel Pump Cover, the Plain Washer is used to create a seal that prevents fuel leaks, maintaining the integrity of the fuel system.

The Governor Assembly Bracket uses the Plain Washer to secure the governor to the engine, ensuring it can regulate engine speed accurately.

In the Heat Assembly Shield, it helps in maintaining the shield’s position, protecting nearby components from excessive heat.

For the Housing, Flywheel, the Plain Washer ensures that the flywheel is securely attached, which is essential for smooth power transmission.

In the Injector Pump Side A V16 Cover and Pump Side B V16 Injector Cover, it creates a seal that prevents fuel leaks and maintains pressure within the system.

The Oil Level Regulation Assy and Oil Sub Assembly Pan use the Plain Washer to ensure that oil levels are accurately regulated and that there are no leaks from the pan.

In the Prefilter Assembly, it helps in securing the prefilter to its housing, ensuring that it can effectively filter contaminants from the fuel or oil.

The Protective Cover relies on the Plain Washer to maintain a secure fit, protecting underlying components from damage.

In the Separator Air-Oil Module, it ensures that the module remains sealed, preventing any mixing of air and oil which could compromise engine performance.

Finally, in Wiring Accessories, the Plain Washer is used to secure wiring harnesses and connections, ensuring they remain in place and function correctly ³.

Conclusion

The Cummins 3336587 Plain Washer is a critical component in the maintenance and operation of commercial trucks. Its role in load distribution, surface protection, and vibration reduction contributes to the overall efficiency and reliability of truck components. Proper installation, regular maintenance, and understanding its applications are key to leveraging the benefits of this Cummins part in heavy-duty truck operations.