3912473
Rectangular Ring Seal
Cummins®

The Cummins 3912473 Rectangular Ring Seal is a component designed to ensure the efficient operation of commercial trucks. This seal plays a role in maintaining the integrity of the engine or transmission system by preventing leaks and ensuring proper fluid containment. Its design and functionality are tailored to meet the demanding requirements of heavy-duty applications.

Basic Concepts of Rectangular Ring Seals

A Rectangular Ring Seal is a type of gasket used in mechanical systems to create a seal between two or more mating surfaces. These seals are typically made from elastomeric materials, which provide flexibility and resilience. They function by deforming under pressure to fill any irregularities between surfaces, thereby creating a tight seal. Rectangular Ring Seals are commonly used in applications where high pressure and temperature are present, such as in engines and transmissions ¹.

Purpose of the Cummins 3912473 Rectangular Ring Seal

The Cummins 3912473 Rectangular Ring Seal is specifically designed to operate within the engine or transmission system of commercial trucks. It plays a role in maintaining the seal between various components, ensuring that fluids such as oil and coolant remain contained. This containment is vital for the efficient operation of the engine, as it prevents leaks that could lead to decreased performance or damage ².

Key Features

The Cummins 3912473 Rectangular Ring Seal is characterized by several key features that enhance its performance. It is constructed from high-quality elastomeric materials, which provide durability and resistance to wear and tear. The design of the seal ensures a snug fit within the engine or transmission, contributing to its effectiveness in preventing leaks. Additionally, the seal is engineered to withstand the high pressures and temperatures typical of commercial truck operations ³.

Benefits

The Cummins 3912473 Rectangular Ring Seal offers several benefits. Its design contributes to improved sealing efficiency, which is crucial for maintaining the performance of the engine or transmission. The durability of the seal ensures long-term reliability, reducing the need for frequent replacements. Furthermore, its resistance to wear and tear enhances the overall longevity of the component, providing value to fleet operators ⁴.

Installation Process

Proper installation of the Cummins 3912473 Rectangular Ring Seal is crucial for ensuring a secure fit and optimal performance. The installation process involves cleaning the mating surfaces to remove any debris or old sealant. The seal should be lubricated with a compatible lubricant to facilitate installation and reduce the risk of damage. Using the appropriate tools, the seal is then carefully placed into the designated groove, ensuring it is seated correctly. It is important to follow manufacturer guidelines to ensure the seal is installed to the specified depth and orientation.

Troubleshooting and Maintenance

Common issues with the Cummins 3912473 Rectangular Ring Seal may include leaks or seal failure. These issues can often be traced to improper installation, wear and tear, or exposure to incompatible fluids. Regular inspection and maintenance can help identify potential problems before they lead to significant issues. Maintenance tips include checking for signs of wear or damage during routine inspections and replacing the seal as needed to prevent leaks.

Manufacturer - Cummins

Cummins Inc. is a renowned manufacturer with a long-standing reputation in the automotive and heavy-duty truck industry. The company is known for its commitment to producing high-quality components that meet the rigorous demands of commercial applications. Cummins’ history of innovation and excellence in engineering underscores its position as a trusted provider of automotive parts, including the Cummins 3912473 Rectangular Ring Seal.

Cummins Rectangular Ring Seal 3912473 Compatibility

The Cummins Rectangular Ring Seal part number 3912473 is a critical component designed to ensure proper sealing in various engine applications. This seal is engineered to fit seamlessly with a range of Cummins engines, providing a reliable barrier against leaks and maintaining system integrity.

Compatible Engines

• 4B3.9
• 6B5.9
• 6C8.3
• B3.9 G
• B4.5
• B5.9 CM2670 B166C
• B5.9 G
• B5.9 GAS PLUS CM556
• C GAS PLUS CM556
• C8.3 G
• G5.9
• G5.9 CM558
• G8.3
• G8.3 CM558
• GTA8.3 CM558
• ISB CM550
• ISB3.9 CM2220 B107
• ISB5.9 CM2880 B127
• ISB5.9G CM2180
• ISC CM2150
• ISC CM554
• ISC CM850
• ISC8.3 CM2250
• ISL CM2150
• ISL CM554

This seal is integral to the performance and longevity of these engines, ensuring that they operate efficiently and reliably. Its compatibility across a diverse range of engine models underscores its versatility and importance in maintaining engine functionality.

Role of Part 3912473 Rectangular Ring Seal in Engine Systems

The Rectangular Ring Seal, part number 3912473, is integral to maintaining the integrity and efficiency of various engine components. Its primary function is to provide a secure seal between mating surfaces, preventing leaks and ensuring optimal performance.

Integration with Specific Components

• Coupling and Housing: The seal is often installed in couplings and housings to prevent fluid or gas leakage. This is particularly important in high-pressure systems where even minor leaks can lead to significant performance issues.

• Fuel Pump and Cover: In fuel systems, the Rectangular Ring Seal is used between the fuel pump and its cover. This ensures that fuel remains contained within the system, enhancing efficiency and safety.

• Front Gear and Cylinder Head: When installed between the front gear and cylinder head, the seal helps maintain the integrity of the combustion chamber, ensuring that gases are properly contained during the combustion process.

• Engine Gasket Sets: Whether it’s a lower engine gasket kit, upper engine gasket kit, or a full engine gasket set, the Rectangular Ring Seal plays a role in complementing these gaskets by providing additional sealing where needed.

• Flywheel Housing and Mounting: The seal is crucial in the flywheel housing and its mounting components. It ensures that no lubricants escape, which is vital for the smooth operation of the flywheel and connected components.

• Overhaul and Rebuild Kits: In overhaul and rebuild kits, the Rectangular Ring Seal is often included to replace worn-out seals, ensuring that the engine maintains its sealing integrity post-overhaul.

• Seal Kit: Naturally, this seal is a common component in seal kits, designed to replace multiple seals throughout the engine to restore its sealing capabilities.

• Radiator Mounting: Although less common, the seal may also be used in radiator mounting components to ensure that coolant remains within the system, maintaining efficient cooling.

By understanding the role of the Rectangular Ring Seal in these components, engineers and mechanics can better appreciate its importance in maintaining the overall efficiency and reliability of engine systems.

Conclusion

The Cummins 3912473 Rectangular Ring Seal is a vital component in the maintenance and efficiency of commercial truck engines. Its design, compatibility with various Cummins engines, and role in preventing leaks make it an essential part of engine systems. Proper installation and regular maintenance are crucial to ensure its effectiveness and longevity.