4393172
O Ring Seal
Cummins®

The 4393172 O-Ring Seal, a component manufactured by Cummins, is designed for use in commercial trucks. This part ensures the integrity of various systems by providing reliable seals, crucial for the efficient operation of these vehicles.

Basic Concepts of O-Ring Seals

An O-Ring Seal is a gasket with a circular cross-section, designed to create a seal between parts to prevent the leakage of fluids and gases. They are compressed between flanges or in a groove, forming a barrier that blocks the passage of substances ¹.

Purpose of the 4393172 O-Ring Seal in Truck Operations

In commercial trucks, this Cummins part is utilized in systems requiring sealing to maintain efficiency and prevent leaks. It is commonly associated with fuel systems, hydraulic systems, and other critical components where fluid leakage prevention is essential for optimal performance and safety.

Key Features of the 4393172 O-Ring Seal

This O-Ring Seal is engineered with specific design and material characteristics to meet the demanding requirements of commercial truck applications. It is made from materials that offer durability, resistance to a range of chemicals, and the ability to operate effectively across a wide temperature range. These features ensure that the seal remains effective under the varying conditions encountered in truck operations ².

Benefits of Using the 4393172 O-Ring Seal

The use of this part in commercial trucks offers several advantages. It contributes to improved system efficiency by ensuring that fluids and gases are contained within their intended paths. Additionally, its durability and resistance to wear and chemical exposure enhance the longevity and reliability of the sealing application, reducing the need for frequent replacements and maintenance.

Installation Considerations

Proper installation of the 4393172 O-Ring Seal is key to ensuring its optimal performance and longevity. Guidelines for installation include ensuring the sealing surfaces are clean and free of debris, using the correct amount of lubrication to facilitate installation, and avoiding over-tightening which can damage the seal. Following these best practices helps in achieving a secure and effective seal.

Troubleshooting Common Issues

Common issues with O-Ring Seals, such as leaks or failures, can often be traced back to installation errors, environmental factors, or wear and tear. Troubleshooting steps include inspecting the seal and its groove for damage, checking for proper installation, and assessing the condition of the surrounding components. Addressing these issues promptly can help in maintaining the integrity of the system.

Maintenance Tips

Regular maintenance of the 4393172 O-Ring Seal is important for ensuring its continued effectiveness. This includes periodic inspections for signs of wear or damage, cleaning the seal and its groove to remove any contaminants, and replacing the seal according to the manufacturer’s recommendations or when signs of degradation are observed.

Cummins: Manufacturer Overview

Cummins is a renowned manufacturer in the automotive and heavy-duty truck industry, known for its high-quality products and innovative solutions. With a rich history and a strong reputation for reliability and performance, Cummins offers a wide range of products designed to meet the needs of commercial truck operators, including the 4393172 O-Ring Seal.

O-Ring Seal 4393172 Compatibility with Cummins Engines

The O-Ring Seal part number 4393172, manufactured by Cummins, is designed to ensure a tight seal in various engine applications. This seal is engineered to fit seamlessly within the engine’s architecture, providing essential sealing properties that prevent leaks and maintain system integrity.

ISX Series Engines

The ISX series engines, known for their robust performance and reliability, include:

• ISX CM570
• ISX CM870
• ISX CM871
• ISX12 CM2350 X102
• ISX12 G CM2180 EJ
• ISX12/ISX11.9 CM2250
• ISX15 CM2250
• ISX15 CM2250 SN
• ISX15 CM2350 X101

This O-Ring Seal is specifically designed to fit within the ISX series engines, ensuring optimal sealing performance across various configurations and applications.

QSX Series Engines

The QSX series engines, recognized for their high power output and efficiency, include:

• QSX11.9 CM2250 ECF
• QSX15 CM2250
• QSX15 CM2250 ECF
• QSX15 CM2350 X105

This O-Ring Seal is also compatible with the QSX series engines, providing a reliable seal that is crucial for maintaining engine performance and longevity.

Other Cummins Engines

The O-Ring Seal 4393172 is also suitable for the following engines:

• QSZ13 CM2150 Z102
• X15 CM2350 X116B
• X15 CM2350 X123B
• X15 CM2450 X134B

This seal ensures that these engines operate efficiently by preventing leaks and maintaining system pressure, contributing to the overall reliability and performance of the engine.

Role of Part 4393172 O-Ring Seal in Engine Systems

The 4393172 O-Ring Seal is a component in maintaining the integrity and efficiency of various engine systems. When integrated into the lower engine gasket kit, this O-Ring Seal ensures a tight and reliable seal between the engine block and the oil pan. This seal is vital for preventing oil leaks, which can lead to decreased lubrication and potential engine damage.

In the context of the oil pan, the 4393172 O-Ring Seal plays a significant role in securing the pan to the engine block. This seal helps maintain the oil reservoir’s integrity, ensuring that the oil remains contained within the pan and is available for circulation through the engine. A properly sealed oil pan is essential for consistent oil pressure and efficient lubrication of moving parts.

Furthermore, within the oil system, the 4393172 O-Ring Seal contributes to the overall reliability of oil delivery. By ensuring that oil does not escape from the designated pathways, this seal supports the consistent flow of oil to critical engine components, such as bearings, pistons, and camshafts. This consistent oil flow is necessary for reducing friction, dissipating heat, and prolonging the lifespan of the engine.

Conclusion

The 4393172 O-Ring Seal is a fundamental component in the lower engine gasket kit and oil pan assembly, playing a key role in maintaining the engine’s lubrication system and overall performance. Its proper installation, maintenance, and compatibility with various Cummins engines underscore its importance in ensuring the reliability and efficiency of commercial truck operations.