3093843
Plain Washer
Cummins®

The 3093843 Plain Washer is a component manufactured by Cummins, designed specifically for use in commercial trucks. This washer plays a role in the operation of trucks by providing support and distribution of load forces across various components. Cummins, a well-established manufacturer in the automotive and heavy-duty truck industry, produces this washer with a focus on durability and efficiency ¹.

Basic Concepts of Plain Washers

Plain washers are simple yet vital components in mechanical systems. They function primarily to distribute the load of a fastener, such as a bolt or nut, across a larger surface area, thereby reducing the pressure on the material being fastened. This helps prevent damage to the material and ensures a more secure fastening. Plain washers are typically made from materials like steel, stainless steel, or brass, each offering different properties such as strength, corrosion resistance, and conductivity ².

Purpose of the 3093843 Plain Washer

The 3093843 Plain Washer is designed to play a specific role in the operation of a truck. It contributes to the overall functionality and efficiency of the truck’s components by ensuring that fastenings are secure and that load forces are evenly distributed. This washer is particularly important in applications where vibrations and dynamic loads are common, as it helps maintain the integrity of the fastening and the connected components ³.

Key Features

The 3093843 Plain Washer features a design and material selection that enhance its performance and durability. Made from high-quality steel, it offers excellent strength and resistance to wear. Its design ensures optimal load distribution, which is crucial for the longevity of the fastening and the components it connects. Additionally, the washer’s smooth surface minimizes friction, which can be beneficial in applications where components are subject to frequent movement or adjustment.

Benefits

Using the 3093843 Plain Washer in truck maintenance and operation offers several benefits. It improves load distribution, which helps prevent damage to the materials being fastened. This washer also enhances fastening security, ensuring that components remain firmly in place under various operating conditions. Furthermore, its durable construction contributes to prolonged component lifespan, reducing the need for frequent replacements and maintenance.

Installation and Usage

Proper installation of the 3093843 Plain Washer is key to maximizing its effectiveness. It should be placed under the head of a bolt or nut to ensure even load distribution. Common applications within truck maintenance and repair include securing engine components, chassis parts, and various mechanical assemblies. Ensuring correct usage involves selecting the appropriate size and type of washer for the specific application to achieve optimal performance.

Troubleshooting and Maintenance

To troubleshoot common issues related to plain washers, it is important to regularly inspect them for signs of wear or damage. Common problems may include deformation, corrosion, or cracking, which can compromise the washer’s ability to distribute load effectively. Maintenance tips include replacing worn washers promptly and ensuring that all fastenings are tightened to the manufacturer’s specifications. Regular inspections can help identify potential issues before they lead to more significant problems.

Cummins: Manufacturer Overview

Cummins is a renowned manufacturer with a rich history in the automotive and trucking industry. The company is known for its commitment to quality and innovation in producing automotive components. Cummins’ extensive range of products, including the 3093843 Plain Washer, reflects their dedication to enhancing the performance and reliability of commercial vehicles. Their focus on research and development ensures that their components meet the demanding requirements of modern trucking applications ⁴.

Cummins Engine Part 3093843: Plain Washer Application

The Cummins part number 3093843, a Plain Washer, is a critical component in the assembly and operation of several Cummins engines. This part is designed to provide a smooth and secure interface between various engine components, ensuring optimal performance and longevity.

Application in QST30 Engines

In the QST30 series, the Plain Washer 3093843 is utilized in multiple configurations, including the QST30 CM2350 T101 and QST30 CM552 engines. Its primary role in these engines is to maintain the integrity of the connections between different parts, preventing leaks and ensuring that components remain properly aligned. This washer is often found in areas where bolts and nuts are used to secure parts together, providing a flat surface that distributes the load evenly and reduces the risk of damage.

Common Usage Across Engine Models

While the specific configurations of the QST30 CM2350 T101 and QST30 CM552 engines may vary, the Plain Washer 3093843 serves a consistent function across these models. Its application is typically in high-stress areas where it must withstand significant pressure and movement. This washer is integral to the assembly process, ensuring that all parts fit together seamlessly and operate as intended.

Importance in Engine Maintenance

Regular maintenance and inspection of the Plain Washer 3093843 are crucial for the continued performance of the QST30 engines. Over time, washers can become worn or damaged, which can lead to issues such as leaks, misalignment, and component failure. Replacing the washer with a genuine Cummins part ensures that the engine maintains its reliability and efficiency.

Compatibility and Fitment

The Plain Washer 3093843 is designed to fit precisely within the specifications of the QST30 engines. Its compatibility with these engines is a testament to Cummins’ commitment to quality and precision in manufacturing. Ensuring that the correct part is used during maintenance or repair is essential for the engine’s overall health and performance.

Role of Part 3093843 Plain Washer in Engine Systems

In the intricate assembly of engine systems, the Part 3093843 Plain Washer serves as an essential component, facilitating the smooth operation and integration of various engine elements.

Accessory Drive and Arrangements

Within the accessory drive system, the Plain Washer is instrumental in maintaining the precise alignment and spacing between components. It ensures that belts and pulleys operate within their designed parameters, reducing wear and enhancing efficiency.

Lifting and Bracket Systems

In lifting arrangements and brackets, the Plain Washer acts as a spacer, providing the necessary clearance to prevent metal-to-metal contact. This is particularly important in high-stress areas where vibrations and dynamic loads are prevalent.

Shipping and Drive Components

During the shipping phase, the Plain Washer protects sensitive components from damage by providing a buffer against impacts and vibrations. In drive components, it ensures that rotational parts are properly spaced, contributing to the overall stability and longevity of the system.

Fuel System Integration

In the fuel pump and fuel filter assemblies, the Plain Washer plays a role in maintaining the integrity of the fuel lines. It helps in securing connections and preventing leaks, which is vital for the safe and efficient operation of the fuel system.

Flywheel Housing and Support Structures

The Plain Washer is utilized in the flywheel housing to ensure that the flywheel operates within its designed tolerances. In support structures for both front and rear engine components, it provides the necessary spacing to accommodate thermal expansion and contraction, thereby enhancing the durability of the engine.

Plumbing and Product Installation

In plumbing applications, the Plain Washer is used to ensure tight seals and proper alignment of fittings, which is essential for the efficient flow of fluids within the engine system. During product installation, it aids in the precise mounting of components, ensuring that all parts are correctly positioned and secured.

Conclusion

The 3093843 Plain Washer, though a small component, significantly contributes to the reliability and performance of various engine systems by ensuring proper spacing, alignment, and protection of critical parts. Its role in load distribution, fastening security, and component longevity makes it an indispensable part in the maintenance and operation of commercial trucks.