3642987
Mounting Spacer
Cummins®

The Cummins 3642987 Mounting Spacer is a component designed for use in heavy-duty truck applications. It serves a specific function within the truck’s mechanical system, contributing to the overall efficiency and reliability of the vehicle. Understanding its purpose and significance is key to appreciating its role in the context of heavy-duty truck components.

Basic Concepts of Mounting Spacers

Mounting spacers are mechanical components used to create distance between two parts in an assembly. They play a role in ensuring proper alignment and stability of components, which is vital for the efficient operation of mechanical systems. By providing the necessary spacing, mounting spacers help in distributing loads evenly and reducing stress on connected parts ¹.

Purpose of the Cummins 3642987 Mounting Spacer

The Cummins 3642987 Mounting Spacer is specifically designed for use in engine or transmission mounting systems. It plays a role in maintaining the correct distance between the engine or transmission and the truck’s frame, which is important for the alignment and stability of these critical components. This spacing is vital for the efficient transfer of power and the reduction of vibrations, which can affect the performance and longevity of the truck ².

Key Features

The Cummins 3642987 Mounting Spacer is characterized by several key features that enhance its performance and durability. These include its material composition, which is typically designed to withstand the rigors of heavy-duty applications, and its precise dimensions, which ensure a proper fit within the truck’s mounting system. The design of the spacer also incorporates features that contribute to its overall effectiveness in vibration damping and component alignment ³.

Benefits of Using the Cummins 3642987 Mounting Spacer

The use of the Cummins 3642987 Mounting Spacer offers several advantages. It contributes to improved vibration damping, which can lead to a smoother operation of the truck. Additionally, it plays a role in enhancing the alignment of components, which is important for the efficient operation of the engine or transmission. The spacer also contributes to the increased longevity of the mounted systems by reducing wear and stress on the components ⁴.

Installation Considerations

Proper installation of the Cummins 3642987 Mounting Spacer is important for ensuring optimal performance and longevity. Guidelines and best practices for installation include ensuring the spacer is correctly positioned and securely fastened. Attention to these details during installation can help prevent issues such as misalignment or excessive wear, which can affect the performance of the truck.

Troubleshooting Common Issues

Common problems associated with mounting spacers can include misalignment or wear. Troubleshooting these issues may involve inspecting the spacer for signs of damage or wear, ensuring it is correctly installed, and addressing any issues with the surrounding components. Regular inspections and maintenance can help identify and address these issues before they lead to more significant problems.

Maintenance Tips

Regular maintenance of the Cummins 3642987 Mounting Spacer is important for ensuring continued reliable operation. This includes inspecting the spacer for signs of wear or damage, cleaning it to remove any debris or contaminants, and replacing it if necessary. Adhering to recommended inspection intervals and maintenance procedures can help extend the life of the spacer and contribute to the overall reliability of the truck.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality and innovation in the automotive and heavy-duty truck industry. The company’s product range includes a variety of components and systems designed to meet the demanding requirements of heavy-duty applications.

Cummins Mounting Spacer 3642987 Compatibility with Engine Models

The Cummins Mounting Spacer part number 3642987 is designed to fit a variety of Cummins engine models. This part is essential for ensuring proper alignment and stability of engine components. Below is a detailed breakdown of the engine models with which this mounting spacer is compatible:

QSK38 Series

• QSK38 CM2150 MCRS
• QSK38 CM850 MCRS

These engines are part of the QSK38 series, which are known for their robust design and high performance. The mounting spacer 3642987 ensures that the engine components remain securely in place, contributing to the overall efficiency and longevity of the engine.

QSK50 Series

• QSK50 CM2150 MCRS
• QSK50 CM2350 K108

The QSK50 series engines are engineered for heavy-duty applications, providing substantial power and reliability. The mounting spacer 3642987 is critical in maintaining the structural integrity of these engines, ensuring that they operate smoothly under demanding conditions.

QSK60 Series

• QSK60 CM500
• QSK60 CM850 MCRS

The QSK60 series engines are designed for versatility and efficiency. The mounting spacer 3642987 is compatible with these models, providing the necessary support to keep the engine components aligned and functioning correctly.

QSK78 Series

• QSK78 CM500

This engine model is part of the QSK78 series, which is known for its high power output and reliability. The mounting spacer 3642987 is essential for maintaining the precision and stability required for optimal engine performance.

QSK95 Series

• QSK95 CM2350 K111
• QSK95 CM2350 K113

The QSK95 series engines are designed for extreme durability and performance. The mounting spacer 3642987 is compatible with these models, ensuring that the engine components remain securely fastened, which is crucial for the longevity and efficiency of these high-powered engines.

This mounting spacer is a critical component for maintaining the structural integrity and operational efficiency of these Cummins engines. Its compatibility across various engine models underscores its versatility and importance in the engine assembly process.

Role of Part 3642987 Mounting Spacer in Engine Systems

The Part 3642987 Mounting Spacer is integral to the precise alignment and secure mounting of various components within engine systems. It ensures that the Alternator is correctly positioned relative to the engine block, facilitating efficient power generation and minimizing mechanical stress.

When integrated with the Alternator Guard and Alternator Service Kit, the Mounting Spacer maintains the necessary clearances and protections, safeguarding the alternator from physical damage and environmental factors.

In conjunction with the Arrangement of components such as the Belt Guard and Belt Guard Bracket, the Mounting Spacer helps in maintaining the correct tension and alignment of drive belts, which is essential for the reliable operation of the alternator and other driven accessories.

The Compressor Guard, Damper, and Vibration Damper Guard also benefit from the Mounting Spacer, as it ensures that these components are securely mounted and properly spaced. This is particularly important for the Damper Guard Bracket, where precise alignment is necessary to mitigate vibrations and ensure smooth operation.

The Mounting Spacer plays a significant role in the Drive system by ensuring that the alternator is correctly aligned with the crankshaft, allowing for efficient power transfer. Additionally, it supports the Guard components, such as the Package Guard and Power Take-Off Flange Cover, by providing a stable mounting platform that enhances the overall durability and performance of the engine system.

In summary, the Part 3642987 Mounting Spacer is a key component in the intricate arrangement of engine parts, ensuring that each element functions harmoniously within the system.

Conclusion

The Cummins 3642987 Mounting Spacer is a vital component in heavy-duty truck applications, contributing to the efficient operation and longevity of the vehicle. Its role in maintaining proper alignment and stability of engine and transmission components, along with its benefits in vibration damping and component longevity, underscores its importance in the mechanical system. Proper installation, regular maintenance, and troubleshooting of common issues are essential for ensuring the optimal performance of this Cummins part.