3954907
Rectangular Ring Seal
Cummins®

The 3954907 Rectangular Ring Seal, manufactured by Cummins, is a component designed for use in commercial truck applications. Cummins, a well-established name in the automotive industry, produces this seal to meet the demanding requirements of heavy-duty truck operations. This seal is integral to maintaining the efficiency and reliability of truck engines and transmissions.

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 surfaces. It functions by being compressed between the mating surfaces, which creates a barrier that prevents the leakage of fluids or gases. These seals are commonly used in various applications, including engines, transmissions, and hydraulic systems, where maintaining a secure seal is crucial for optimal performance ¹.

Purpose of the 3954907 Rectangular Ring Seal in Truck Operations

In commercial truck operations, the 3954907 Rectangular Ring Seal plays a specific role within the engine or transmission system. It is designed to ensure that fluids remain contained within their designated pathways, preventing leaks that could lead to system failure or reduced efficiency. By maintaining a reliable seal, this component contributes to the overall performance and longevity of the truck’s engine and transmission ².

Key Features of the 3954907 Rectangular Ring Seal

The 3954907 Rectangular Ring Seal is characterized by its precise design and material composition. It is crafted from high-quality materials that offer durability and resistance to the harsh conditions found in commercial truck environments. The seal’s dimensions are tailored to fit specific applications, ensuring a snug fit and effective sealing. Unique design elements may include reinforced edges or specialized coatings to enhance performance ³.

Benefits of Using the 3954907 Rectangular Ring Seal

Utilizing the 3954907 Rectangular Ring Seal offers several advantages. Its design allows for improved sealing performance, which is vital in preventing leaks. The material composition ensures durability, allowing the seal to withstand the rigors of heavy-duty truck operations. Additionally, the seal is resistant to various operating conditions, including temperature fluctuations and exposure to chemicals, which contributes to its longevity and reliability ⁴.

Installation Considerations

Proper installation of the 3954907 Rectangular Ring Seal is crucial for ensuring optimal performance and longevity. Guidelines for installation include ensuring the mating surfaces are clean and free of debris, using the correct torque specifications when tightening components, and verifying that the seal is properly seated. Following these best practices helps to maintain the integrity of the seal and the system it serves ⁵.

Troubleshooting Common Issues

Common problems associated with Rectangular Ring Seals can include leaks, seal deformation, or failure due to wear and tear. Troubleshooting steps may involve inspecting the seal for signs of damage, checking the mating surfaces for irregularities, and ensuring that the seal is correctly installed. Addressing these issues promptly can help to maintain the efficiency and reliability of the truck’s engine or transmission system ⁶.

Maintenance Tips

Routine maintenance practices can prolong the service life of the 3954907 Rectangular Ring Seal and ensure continued reliable performance. These practices include regular inspections for signs of wear or damage, cleaning the mating surfaces during maintenance intervals, and replacing the seal according to the manufacturer’s recommendations or when signs of degradation are observed. Adhering to these maintenance tips can help to prevent unexpected failures and extend the operational life of the seal ⁷.

Cummins: Manufacturer 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 commercial truck industry. The company’s product range includes engines, powertrains, and aftermarket parts, all designed to meet the needs of heavy-duty applications. Cummins’ commitment to excellence and customer satisfaction has made it a trusted name in the industry.

Rectangular Ring Seal Part 3954907 Compatibility with Cummins Engines

The Rectangular Ring Seal part number 3954907, manufactured by Cummins, is a critical component designed to ensure proper sealing in various engine applications. This seal is engineered to fit seamlessly within the engine systems, providing a reliable barrier against leaks and maintaining the integrity of the engine’s internal environment.

ISB Series Engines

• ISB CM2150
• ISB CM850
• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISB4.5 CM2350 B104
• ISB6.7 CM2250
• ISB6.7 CM2350 B101
• ISBE CM2150
• ISBE4 CM850

The ISB series engines, including both the CM2150 and CM850 variants, benefit from the 3954907 seal. This part is crucial for maintaining the seal integrity in these engines, ensuring optimal performance and longevity.

ISC Series Engines

• ISC CM2150
• ISC CM850

The ISC series engines also utilize the 3954907 seal. This component is essential in these engines to prevent leaks and maintain the necessary pressure levels within the engine’s operational parameters.

ISL Series Engines

• ISL CM2150
• ISL9 CM2150 SN
• ISL9.5 CM2880 L138

The ISL series engines, including the CM2150, CM2150 SN, and CM2880 L138 variants, are designed to incorporate the 3954907 seal. This ensures that the engine operates efficiently and reliably by maintaining the required seals.

QSB Series Engines

• QSB4.5 CM850 (CM2850)
• QSB5.9 CM850
• QSB6.7 CM2250
• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

The QSB series engines, such as the CM850, CM2250, and CM2880 B117 variants, are compatible with the 3954907 seal. This part is vital for ensuring that the engine’s sealing integrity is maintained, preventing any potential leaks that could compromise engine performance.

QSC and QSL Series Engines

• QSC8.3 CM850 (CM2850)
• QSL8.9 CM2150 L141
• QSL9 CM850 (CM2850)

The QSC and QSL series engines, including the CM850 and CM2150 L141 variants, also utilize the 3954907 seal. This ensures that these engines maintain their sealing integrity, contributing to their overall efficiency and reliability.

Role of Part 3954907 Rectangular Ring Seal in Engine Systems

The 3954907 Rectangular Ring Seal is an essential component in ensuring the integrity and efficiency of various engine systems. Its primary function is to provide a reliable seal in areas where fluid dynamics and pressure differentials are significant.

Fuel System Integration

In the fuel system, the 3954907 Rectangular Ring Seal is often utilized at the interface between the fuel filter and the fuel lines. This seal ensures that fuel is delivered without leaks, maintaining consistent pressure and flow rates. The seal’s robust design is particularly important in high-pressure fuel systems where even minor leaks can lead to performance issues or safety hazards ⁸.

Accessories and Filter Assemblies

When it comes to fuel system accessories, such as fuel pumps and injectors, the 3954907 Rectangular Ring Seal plays a significant role. It is commonly found at the connection points between these accessories and the main fuel lines. This ensures that the accessories operate within their designed parameters, free from external contaminants that could otherwise enter the system ⁹.

Upper Engine Gasket Set

In the context of the upper engine gasket set, the 3954907 Rectangular Ring Seal is used to ensure a tight seal between various engine components. This is particularly relevant in areas where the fuel system interacts with the engine’s upper components, such as the intake manifold or fuel rail. The seal helps maintain the integrity of the fuel delivery system, ensuring that fuel is metered accurately and efficiently ¹⁰.

Location-Specific Applications

The location of the 3954907 Rectangular Ring Seal within the engine system is another factor that highlights its importance. Whether it is placed at the fuel filter location or within the fuel system accessories, the seal must withstand varying temperatures and pressures. Its consistent performance across these different locations ensures that the engine operates smoothly and efficiently.

Conclusion

In summary, the 3954907 Rectangular Ring Seal is a versatile component that enhances the reliability and performance of engine systems by providing essential seals at critical junctions. Its role in preventing leaks, maintaining pressure, and ensuring the integrity of the fuel system makes it a vital part in the operation of commercial truck engines.