4058941
O Ring Seal
Cummins®

Introduction

The Cummins 4058941 O Ring Seal is a specialized component designed for use in commercial trucks. Its primary function is to provide a reliable seal in various applications within the truck’s systems, ensuring the integrity of fluid and gas pathways. This seal is integral to maintaining the efficiency and reliability of the truck’s operations.

Basic Concepts of O Ring Seals

An O Ring Seal is a toroidal (ring-shaped) elastomer with a circular cross-section. It functions by creating a seal when compressed within a groove, preventing the leakage of fluids or gases. O Ring Seals are widely used in mechanical systems due to their simplicity, effectiveness, and versatility in various applications, including automotive, aerospace, and industrial machinery ¹.

Role of the 4058941 O Ring Seal in Truck Operation

This Cummins part plays a specific role in the operation of commercial trucks by ensuring the sealing of critical components. It is typically placed in grooves within the truck’s systems where it is compressed to create a barrier against leaks. This seal is crucial in applications where the prevention of fluid or gas leakage is necessary to maintain system performance and safety ².

Key Features

The Cummins 4058941 O Ring Seal is characterized by several key features that enhance its performance. It is made from high-quality elastomer materials, designed to withstand the harsh operating conditions found in commercial trucks. The seal’s design specifications ensure a precise fit within its designated groove, providing a reliable seal under various pressures and temperatures. Additionally, it may possess unique attributes such as resistance to specific chemicals or oils, further enhancing its durability and effectiveness in demanding environments ³.

Benefits

The Cummins 4058941 O Ring Seal offers several benefits that contribute to the overall efficiency and reliability of commercial trucks. Its design allows for improved sealing efficiency, reducing the risk of leaks and ensuring the proper functioning of the truck’s systems. The seal’s durability and resistance to various operating conditions, including extreme temperatures and pressures, ensure long-term performance. Furthermore, its ability to resist degradation from exposure to oils, chemicals, and other contaminants enhances its longevity and effectiveness in critical applications.

Troubleshooting and Maintenance

Common issues associated with O Ring Seals include leaks, degradation, and failure due to wear or exposure to incompatible substances. Troubleshooting these problems involves inspecting the seal for signs of damage, ensuring proper installation, and verifying compatibility with the system’s fluids and operating conditions. Maintenance practices for the Cummins 4058941 O Ring Seal include regular inspection for wear or damage, proper cleaning before installation, and replacement according to the manufacturer’s recommendations or when signs of degradation are observed. These practices help ensure the longevity and effectiveness of the seal, contributing to the reliable operation of the truck.

About Cummins

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 is renowned for its commitment to quality, innovation, and customer satisfaction. The company’s extensive product line includes components for automotive, heavy-duty, and off-highway applications, demonstrating its expertise in the manufacturing of reliable and high-performance parts. Cummins’ dedication to advancing technology and improving efficiency has established it as a trusted name in the industry, providing solutions that meet the demanding requirements of commercial and industrial applications.

Cummins O Ring Seal Part 4058941 Compatibility

The Cummins O Ring Seal part 4058941 is a critical component designed to ensure a tight seal in various engine applications. This seal is engineered to fit seamlessly within a range of Cummins engines, providing essential sealing capabilities that prevent leaks and maintain system integrity.

B Series Engines

The B series engines, including B4.5 CM2350 B129B, B6.7 CM2350 B135B, and ISB4.5 CM2350 B104, benefit from the O Ring Seal part 4058941. This seal is specifically designed to fit the unique sealing requirements of these engines, ensuring optimal performance and longevity.

F Series Engines

The F series engines, such as F2.8 CM2620 F135B, F3.8 CM2350 F120B, F3.8 CM2350 F128C, F3.8 CM2620 F137B, F3.8 F102, F4.5 CM2620 F139B, and F4.5 CM2620 F141C, also utilize the O Ring Seal part 4058941. This seal is engineered to provide a reliable seal in these engines, ensuring that they operate efficiently and without leaks.

I Series Engines

The I series engines, including ISC CM850, ISF2.8 CM2220 F129, ISF3.8 CM2220 AN, ISF3.8 CM2220 F103, ISF3.8 CM2350 F109, ISF4.5 CM2220 F123, and ISL9 CM2150 SN, are also compatible with the O Ring Seal part 4058941. This seal is designed to fit the sealing requirements of these engines, ensuring that they perform reliably and efficiently.

G Series Engines

The G series engine, G855, is another engine that benefits from the O Ring Seal part 4058941. This seal is engineered to provide a tight seal in this engine, ensuring that it operates without leaks and maintains system integrity.

L Series Engines

The L series engine, L9 CM2670 L128B, is also compatible with the O Ring Seal part 4058941. This seal is designed to fit the sealing requirements of this engine, ensuring that it operates efficiently and without leaks.

N Series Engines

The N series engines, N14 CELECT PLUS and N14 MECHANICAL, are also compatible with the O Ring Seal part 4058941. This seal is engineered to provide a reliable seal in these engines, ensuring that they perform reliably and efficiently.

QSF Series Engines

The QSF series engine, QSF2.8 CM2880 F104, is another engine that utilizes the O Ring Seal part 4058941. This seal is designed to fit the sealing requirements of this engine, ensuring that it operates without leaks and maintains system integrity.

ISV (Nissan)

The ISV (Nissan) engine is also compatible with the O Ring Seal part 4058941. This seal is engineered to provide a reliable seal in this engine, ensuring that it performs reliably and efficiently.

Role of Part 4058941 O Ring Seal in Engine Systems

The part 4058941 O Ring Seal is integral to the functionality and efficiency of various engine components. Its primary role is to ensure a secure and leak-free seal in several critical areas of the engine system.

Block and Cylinder Block

In the block and cylinder block, the O Ring Seal is used to prevent leaks between mating surfaces. It ensures that lubricating oil remains contained within the system, maintaining proper lubrication for moving parts and reducing wear.

Filter and Fuel System Components

For the filter and components such as the fuel inlet, fuel supply tube, and injector fuel supply tube, the O Ring Seal is essential. It creates a tight seal that prevents fuel leaks, ensuring that the fuel system operates efficiently and safely.

Crankshaft and Gear Cover

In the front crankshaft seal kit and gear cover kit, the O Ring Seal helps to keep lubricating oil within the crankshaft and gear housing. This is vital for the smooth operation of these components and for preventing contamination from external debris.

Head and Cylinder

When installed in the head and cylinder, the O Ring Seal ensures that combustion gases are contained within the cylinder, promoting efficient combustion and preventing loss of power.

Injector and Plumbing

For the injector and associated plumbing (fuel supply and injector lines), the O Ring Seal is used to maintain the integrity of the fuel delivery system. It prevents fuel leaks and ensures consistent fuel pressure, which is essential for engine performance.

Long Block and Gasket Kits

In the long block kit, lower engine gasket kit, lower engine gasket set, and upper engine gasket kit, the O Ring Seal complements the gaskets by providing additional sealing at critical points. This enhances the overall seal integrity of the engine block.

Oil Pan and Turbocharger

The O Ring Seal is also utilized in the oil pan to prevent oil leaks. In the turbocharger and turbocharger oil drain connection, it ensures that oil remains within the turbocharger system, contributing to the turbocharger’s longevity and performance.

Additional Components

Other components such as the piston cooling nozzle, threaded plug, and O Ring Adapter also benefit from the sealing properties of the O Ring Seal. It ensures that these components function correctly without leaks, contributing to the engine’s overall reliability and performance.

Conclusion

The Cummins 4058941 O Ring Seal is a critical component in the operation and maintenance of commercial trucks and various Cummins engines. Its role in preventing leaks and ensuring the integrity of fluid and gas pathways is essential for the efficient and reliable performance of these systems. Proper maintenance and timely replacement of this part are crucial to maintaining the longevity and effectiveness of the truck and engine systems.