4006293
Pin Dowel
Cummins®

The Cummins 4006293 Pin Dowel is a specialized component designed for use in heavy-duty truck applications. Its purpose is to ensure precise alignment and stability between mating parts within the truck’s mechanical systems. This component is significant due to its role in maintaining the integrity and performance of critical assemblies, particularly in engine components.

Basic Concepts of Pin Dowels

A pin dowel is a cylindrical rod used in mechanical assemblies to align and secure mating parts. It ensures that components are correctly positioned relative to each other, which is vital for the proper functioning of the assembly. Pin dowels contribute to the stability and accuracy of mechanical systems by preventing misalignment and excessive movement between parts ¹.

Purpose of the Cummins 4006293 Pin Dowel

The Cummins 4006293 Pin Dowel plays a specific role in the operation of heavy-duty trucks. It is applied in engine components and other critical assemblies where precise alignment is necessary. This pin dowel helps maintain the correct positioning of parts, ensuring that they function as intended without undue wear or misalignment.

Key Features

The Cummins 4006293 Pin Dowel is characterized by several key features that enhance its performance and durability. These include its material composition, which is typically a high-strength alloy to withstand the rigors of heavy-duty applications. The dimensions of the pin dowel are designed to fit specific applications, ensuring a snug and secure fit. Additionally, any unique design elements, such as chamfered ends or specific tolerances, contribute to its effectiveness in maintaining alignment.

Benefits

The Cummins 4006293 Pin Dowel offers several benefits. It improves alignment between mating parts, which reduces wear and tear on these components. This, in turn, contributes to the overall reliability and longevity of the truck’s mechanical systems. Proper alignment also ensures that the components function efficiently, which can lead to better performance and fuel efficiency ².

Installation Process

Installing the Cummins 4006293 Pin Dowel requires careful attention to detail to ensure correct placement and function. The process typically involves cleaning the dowel pin and the mating holes to remove any debris. Using a press or suitable tool, the pin dowel is then inserted into the designated holes. It is important to ensure that the pin is fully seated and aligned properly to avoid any issues during operation.

Troubleshooting Common Issues

Common problems associated with pin dowels include misalignment and wear. Misalignment can occur if the pin dowel is not properly seated or if there is debris in the mating holes. Wear can result from excessive movement or improper fit. Troubleshooting steps include inspecting the pin dowel and mating parts for damage, ensuring proper cleaning before installation, and verifying that the pin dowel is correctly aligned and seated.

Maintenance Tips

Regular maintenance of the Cummins 4006293 Pin Dowel is important to ensure its continued effectiveness. This includes periodic inspection for signs of wear or damage. Cleaning the pin dowel and mating parts as part of routine maintenance can prevent debris from causing misalignment. If significant wear is observed, considering replacement of the pin dowel can help maintain the integrity of the mechanical assembly.

Role in Engine Assemblies

Within engine assemblies, the Cummins 4006293 Pin Dowel functions to maintain precise alignment between components. This is particularly important in areas where moving parts must interact smoothly and accurately. The pin dowel’s role in ensuring correct positioning contributes to the overall performance and reliability of the engine, highlighting the importance of precise alignment in engine operation.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions. With a history of innovation and quality, Cummins has established a strong reputation in the heavy-duty truck industry. The company’s commitment to producing reliable and high-performance components is evident in its extensive product range, which includes engine components, filtration systems, and aftermarket parts. Cummins’ dedication to quality and customer satisfaction underscores its position as a trusted provider in the industry.

Pin Dowel 4006293 in Cummins Engines

The Pin Dowel 4006293, manufactured by Cummins, is an essential component in several of their engine models. This part is integral to the proper functioning and assembly of the engines, ensuring that various parts are correctly aligned and secured.

QSK78 CM500 and QSV81G Engines

In the QSK78 CM500 and QSV81G engines, the Pin Dowel 4006293 plays a crucial role in maintaining the alignment and stability of the engine’s internal components. These engines are known for their robust performance and reliability, and the pin dowel ensures that the engine operates smoothly by preventing misalignment.

QSV91-G4 CM558/CM700 V102 and QSV91G Engines

For the QSV91-G4 CM558/CM700 V102 and QSV91G engines, the Pin Dowel 4006293 is used to secure various engine parts, ensuring that they remain in their designated positions. This is particularly important in these models, which are designed for high-performance applications and require precise engineering to maintain efficiency and durability.

QSW/QSV82 and QSW73 Engines

In the QSW/QSV82 and QSW73 engines, the Pin Dowel 4006293 is utilized to maintain the integrity of the engine’s structure. These engines are known for their versatility and are used in a variety of applications, from industrial to transportation. The pin dowel ensures that the engine’s components are properly aligned, contributing to the overall reliability and longevity of the engine.

Each of these engines benefits from the Pin Dowel 4006293 in ensuring that the engine operates at peak efficiency, with components securely in place and properly aligned. This part is a testament to Cummins’ commitment to quality and precision in engine manufacturing.

Role of Part 4006293 Pin Dowel in Engine Systems

The 4006293 Pin Dowel is an essential component in ensuring the precise alignment and secure fitting of various engine parts. Its application spans across multiple engine systems, contributing to the overall efficiency and reliability of the engine.

Cylinder Block and Related Assemblies

In the Cylinder Block, the Pin Dowel ensures that components such as the Cylinder Head and Cylinder Head Kit are aligned correctly during assembly. This alignment is vital for the proper sealing and operation of the combustion chamber. Similarly, in the Cylinder Block Kit and Cylinder Block Hardware Kit, the Pin Dowel helps in maintaining the structural integrity and precise positioning of the Cylinder and other integrated parts.

Camshaft and Valve Train

For the Camshaft and associated Rocker Lever Support and Rocker Lever, the Pin Dowel plays a significant role. It ensures that the camshaft is correctly positioned relative to the cylinder head, which is essential for the accurate timing of valve operations. This, in turn, affects the engine’s performance and efficiency.

Fuel System Components

In the fuel system, particularly with the Fuel Manifold and Injector Plumbing, the Pin Dowel assists in the accurate placement of Injectors. Proper alignment here is important for consistent fuel delivery and combustion, directly impacting engine performance.

Conversion and Performance Kits

When dealing with Cylinder Head Conversion Kit or Cylinder Top Level Assembly Head, the Pin Dowel ensures that all modifications are implemented with precision. This is particularly important in performance tuning scenarios where even minor misalignments can lead to significant performance issues.

Additional Applications

The Pin Dowel also finds its use in the Block Kit and Block itself, ensuring that all components are fitted securely and aligned correctly. This is important for the durability and longevity of the engine.

Conclusion

In summary, the 4006293 Pin Dowel is a fundamental component in the assembly and maintenance of various engine systems, ensuring that each part functions as intended within the complex interplay of engine operations. Its role in maintaining precise alignment and stability is crucial for the performance, reliability, and longevity of heavy-duty truck engines.