4093793
O Ring Seal
Cummins®

The Cummins 4093793 O-Ring Seal is a component designed for use in commercial trucks. Cummins, a well-established name in the industry, produces a range of parts and systems aimed at enhancing the performance and reliability of heavy-duty vehicles. This Cummins part is specifically engineered to meet the demanding requirements of truck applications, ensuring efficient operation and longevity.

Basic Concepts of O-Ring Seals

An O-Ring Seal is a type of gasket consisting of a ring of elastomer with a round cross-section. It functions by creating a seal between two or more parts, preventing the leakage of fluids or gases. O-Ring Seals operate on the principle of compression; when installed in a groove and compressed between two surfaces, they form a tight seal. This makes them versatile for various applications across different industries, including automotive and heavy-duty truck sectors ¹.

Purpose of the 4093793 O-Ring Seal in Truck Operation

In the context of commercial trucks, the 4093793 O-Ring Seal plays a role in ensuring the integrity of seals within various systems. It is commonly associated with components that require fluid or gas containment, such as fuel systems, hydraulic systems, and engine compartments. By providing a reliable seal, the O-Ring contributes to the efficient operation of these systems, helping to maintain performance and prevent leaks ².

Key Features of the 4093793 O-Ring Seal

The design and material characteristics of the 4093793 O-Ring Seal are tailored to meet the specific demands of truck applications. Made from high-quality elastomer materials, it offers durability, flexibility, and resistance to a wide range of fluids and temperatures. These features ensure that the O-Ring can withstand the harsh conditions encountered in commercial truck operations, providing long-lasting performance.

Benefits of Using the 4093793 O-Ring Seal

Incorporating the 4093793 O-Ring Seal into truck systems offers several advantages. It contributes to improved system efficiency by ensuring tight seals, which can lead to better fuel economy and reduced emissions. Additionally, its durability reduces the need for frequent replacements, lowering maintenance costs. The reliability of the seal also enhances the overall dependability of the truck, supporting consistent performance over time ³.

Installation Considerations

Proper installation of the 4093793 O-Ring Seal is crucial for its optimal performance and longevity. Cummins recommends following specific guidelines to ensure the seal is correctly positioned and compressed. This may include using appropriate tools to avoid damage during installation and ensuring the groove is clean and free of debris. Adhering to these procedures helps maintain the integrity of the seal and the efficiency of the system it serves.

Troubleshooting Common Issues

O-Ring Seals, including the 4093793, may encounter issues such as leaks or failure over time. Common problems can arise from improper installation, exposure to incompatible fluids, or degradation due to temperature extremes. Diagnosing these issues involves inspecting the seal for signs of wear, checking for proper installation, and ensuring compatibility with the system’s fluids and operating conditions. Addressing these factors can help resolve issues and prevent future occurrences.

Maintenance Tips

Regular inspection and maintenance of the 4093793 O-Ring Seal are recommended to prevent failures and extend its service life. This includes checking for signs of wear or damage, such as cracks or deformation, and ensuring the seal remains properly seated in its groove. Replacing the O-Ring at recommended intervals or when signs of degradation are observed can help maintain system efficiency and reliability.

Cummins: A Brief Overview

Cummins is a leading manufacturer in the commercial truck industry, known for its comprehensive range of engines, components, and systems. With a history of innovation and quality, Cummins has established a strong reputation for producing reliable and high-performance parts. Their product portfolio includes a wide array of solutions designed to meet the diverse needs of the trucking sector, contributing to the efficiency, safety, and sustainability of commercial transportation.

Cummins O-Ring Seal 4093793 Compatibility

The Cummins O-Ring Seal part number 4093793 is designed to fit a variety of Cummins engines, ensuring a reliable seal in critical applications. This seal is essential for maintaining the integrity of fluid systems and preventing leaks. Below is a detailed overview of the engines with which this O-Ring Seal is compatible:

B5.6 and B5.9 Series Engines

• B5.6 CM2670 B152B
• B5.9 GAS PLUS CM556
• B5.9 CM2670 B153B

These engines, part of the B5.6 and B5.9 series, benefit from the O-Ring Seal 4093793. This seal is crucial for maintaining the performance and longevity of these engines by ensuring that fluid systems remain sealed and leak-free.

ISB5.9 Series Engines

• ISB5.9 CM2880 B110
• ISB5.9 CM2880 B140
• ISB5.9 CM2880 B149
• ISB5.9G CM2180

The ISB5.9 series engines, including the ISB5.9G variant, are designed to operate under demanding conditions. The O-Ring Seal 4093793 is integral to these engines, providing a dependable seal that helps maintain system pressure and prevent fluid loss.

ISBE4 Series Engine

• ISBE4 CM850

The ISBE4 series engine, represented by the ISBE4 CM850, is another application where the O-Ring Seal 4093793 is essential. This seal ensures that the engine’s fluid systems remain sealed, contributing to the overall reliability and efficiency of the engine.

QSB5.9 Series Engine

• QSB5.9 CM2880 B115

The QSB5.9 series engine, specifically the QSB5.9 CM2880 B115, also utilizes the O-Ring Seal 4093793. This seal is critical for maintaining the engine’s performance by preventing leaks and ensuring that fluid systems operate as intended.

By ensuring a proper fit and reliable seal, the O-Ring Seal 4093793 is a vital component for the engines listed above, contributing to their overall performance and longevity.

Role of Part 4093793 O-Ring Seal in Engine Systems

The 4093793 O-Ring Seal is integral to maintaining the integrity and efficiency of various engine systems. In the context of a breather system, this O-Ring Seal ensures that air intake is properly regulated, preventing contaminants from entering the crankcase. Its application in the crankcase is similarly significant, where it helps maintain a sealed environment, essential for the proper functioning of the engine’s internal components.

When considering a full engine gasket set, the 4093793 O-Ring Seal plays a supportive role by providing additional sealing where gaskets alone may not suffice. This is particularly important in areas where dynamic movement or high pressure is present.

In gauge systems, such as those used for oil level or lubricating oil measurement, the O-Ring Seal is employed to ensure accurate readings by preventing leaks that could distort the gauge’s performance. Similarly, in a lower engine gasket kit, it complements the gaskets by sealing connections that are prone to leaks due to their location or the nature of the materials involved.

The O-Ring Seal is also utilized in molded hose applications, particularly in plumbing systems for fuel delivery. Here, it ensures that the fuel lines remain sealed, preventing leaks that could pose safety hazards or affect engine performance. In fuel filter systems, the seal is used to maintain the integrity of the filter housing, ensuring that the filtration process is not compromised by external contaminants or internal leaks.

Overall, the 4093793 O-Ring Seal is a versatile component that enhances the reliability and performance of various engine systems by providing essential sealing in critical junctions and connections.

Conclusion

The Cummins 4093793 O-Ring Seal is a critical component in the maintenance and operation of commercial truck engines. Its design and material characteristics are tailored to meet the demanding requirements of truck applications, ensuring efficient operation and longevity. By providing reliable seals in various systems, this part contributes to improved system efficiency, reduced maintenance costs, and enhanced overall dependability of the truck. Proper installation, regular maintenance, and timely replacement are key to maximizing the benefits of this essential component.