3718373
Retaining Ring
Cummins®

The Cummins 3718373 Retaining Ring is a component designed for use in commercial trucks. It serves a specific function within the truck’s mechanical systems, ensuring the secure placement of various components. This retaining ring is part of Cummins’ range of automotive components, which are known for their reliability and performance in demanding applications.

Basic Concepts of Retaining Rings

Retaining rings, also known as circlips, are mechanical fasteners that prevent components from moving along a shaft. They are widely used in various mechanical systems to secure parts in place, ensuring stability and proper function. Retaining rings come in different designs, including internal and external types, and are made from materials that offer durability and resistance to wear ¹.

Purpose of the 3718373 Retaining Ring

The 3718373 Retaining Ring plays a role in securing components within the truck’s engine system. It is associated with specific systems or components where it ensures that parts remain in their designated positions under operational conditions. This retaining ring contributes to the overall efficiency and reliability of the truck’s engine by maintaining the integrity of the component assembly.

Key Features

The 3718373 Retaining Ring is characterized by its material composition, typically a high-strength alloy that provides durability and resistance to operational stresses. Its design includes features that allow for easy installation and removal, ensuring that it can be securely placed around a shaft or within a housing. The ring’s unique attributes enhance its functionality, making it suitable for the demanding environments found in commercial truck applications.

Benefits

Using the 3718373 Retaining Ring offers several advantages. It contributes to improved reliability by securely holding components in place, reducing the risk of part displacement during operation. The design of the ring facilitates ease of installation, allowing for quick and efficient assembly. Additionally, its material and design characteristics provide maintenance benefits, as it is resistant to wear and corrosion, ensuring long-term performance ².

Installation Process

Installing the 3718373 Retaining Ring requires specific tools, such as retaining ring pliers, to ensure correct placement. The process involves positioning the ring around the shaft or within the housing, ensuring it is seated properly to hold the component securely. Best practices include checking the ring’s alignment and ensuring there is no excessive force applied during installation to avoid damage.

Common Issues and Troubleshooting

Common problems with retaining rings may include displacement or damage due to operational stresses or improper installation. Troubleshooting these issues involves inspecting the ring for signs of wear or misalignment and ensuring that it is correctly seated. In cases of damage, replacement of the retaining ring may be necessary to restore the component’s secure placement.

Maintenance Tips

Regular maintenance checks for the 3718373 Retaining Ring involve inspecting its condition during routine engine maintenance. Ensuring that the ring remains in good condition and properly seated contributes to the longevity and effectiveness of the component it secures. Maintenance practices may also include cleaning the area around the ring to prevent debris accumulation, which could affect its performance.

Compatibility and Applications

The 3718373 Retaining Ring is designed for use within Cummins engines and may be compatible with other commercial truck components. Its application is specific to systems where secure component placement is critical for operation. Understanding the compatibility of this retaining ring with various engine components ensures its effective use in maintaining the integrity of the truck’s mechanical systems.

Manufacturer Information - Cummins

Cummins is a renowned manufacturer in the automotive and heavy-duty truck industry, with a history of innovation and commitment to quality. Their components, including the 3718373 Retaining Ring, are engineered to meet the high standards required for commercial truck applications. Cummins’ reputation for reliability and performance underscores their dedication to providing solutions that enhance the efficiency and durability of vehicles.

Cummins Retaining Ring 3718373 Compatibility

The Cummins retaining ring part number 3718373 is designed to fit a variety of Cummins engines, ensuring proper assembly and function. Here’s a breakdown of the engines with which this part is compatible:

ISX Series Engines

• ISX CM570
• ISX15 CM2250 SN

KTA Series Engines

• K19
• K38
• KTA19GC
• KTA19GC CM558
• KTA38GC CM558

N14 Series Engines

• N14 CELECT
• N14 CELECT PLUS
• N14 G
• N14 MECHANICAL

QSK Series Engines

• QSK19G
• QSK38 CM850 MCRS
• QSK60 CM500
• QSK60G
• QSK78 CM500

QSM and QSN Series Engines

• QSM11 CM570
• QSN14 CM876 N103

QST Series Engines

• QST30 CM552

NH/NT Series Engines

• NH/NT 855

Other Series Engines

• GTA38 G CMEICS G116C
• V28
• X15 CM2350 X123B

This retaining ring is engineered to provide a secure fit and maintain the integrity of the engine components it is designed to hold in place. It is a critical part in ensuring the longevity and performance of the engines listed above.

Role of Part 3718373 Retaining Ring in Engine Systems

The retaining ring, identified by part number 3718373, is integral to the secure assembly and operation of various engine components. It ensures that parts remain in place under the dynamic conditions within an engine, contributing to the overall efficiency and reliability of the system.

In the aftercooler system, the retaining ring is used to secure components that facilitate the cooling of compressed air, enhancing engine performance by ensuring optimal air temperature before it enters the combustion chamber.

Within the assembly core and various core assemblies such as the heat exchanger60, heat exchanger60w, heat3b, and ht3b (dcm), the retaining ring plays a role in maintaining the structural integrity of these cores. This is vital for the efficient transfer of heat and the overall functionality of the cooling system.

For the cam follower housing and camshaft mounting, the retaining ring ensures that these components are held firmly in place. This is essential for the precise operation of the camshaft, which controls the opening and closing of the engine’s valves.

In the connecting rod and piston assembly, the retaining ring secures components that are subject to high stress and motion. This ensures the smooth operation of the piston within the cylinder, which is fundamental to the engine’s power generation.

The retaining ring is also utilized in the ebm-injector and injector plumbing to secure components that deliver fuel into the engine. Proper securing is essential for maintaining fuel pressure and ensuring accurate fuel delivery.

In the context of ebm-performance parts and ebm-turbocharger, the retaining ring is employed to secure components that enhance engine performance and efficiency. This includes parts within the turbocharger that manage the flow of exhaust gases and the compression of intake air.

For the engine brake control system, the retaining ring ensures that components are securely fastened, allowing for effective engine braking which is crucial for vehicle control and safety.

In the heat3b turbocharger and related turbocharger parts kit, the retaining ring is used to secure components that manage the high-speed rotation of the turbine and compressor wheels. This is essential for maintaining the turbocharger’s efficiency and durability.

Finally, in the turbine housing repair kit, the retaining ring is used to secure repaired or replacement components, ensuring that the turbine housing maintains its structural integrity and operational efficiency.

Conclusion

The Cummins 3718373 Retaining Ring is a critical component in the secure assembly and operation of various engine systems. Its role in maintaining the integrity of engine components under dynamic conditions contributes to the overall efficiency and reliability of commercial truck engines. Proper installation, maintenance, and understanding of its compatibility with various engine components are essential for ensuring the longevity and performance of this Cummins part.