3089025
O Ring Seal
Cummins®

The 3089025 O Ring Seal, manufactured by Cummins, is a critical component designed for use in commercial trucks. This article provides an overview of the O Ring Seal, its function, key features, benefits, and maintenance suggestions.

Basic Concepts of O Ring Seals

An O Ring Seal is a mechanical gasket with a circular cross-section, designed to create a seal between two or more parts, preventing the leakage of fluids or gases ¹. O Ring Seals are commonly made from elastomers, which provide flexibility and resilience, allowing the seal to adapt to various shapes and surfaces, ensuring a tight fit and effective sealing ².

Function of the 3089025 O Ring Seal

The 3089025 O Ring Seal plays a role in maintaining the integrity of fluid systems within a truck. It is used to prevent leaks in connections where fluids, such as engine oil or coolant, are present. Proper sealing ensures efficient operation and longevity of the truck’s components by maintaining the necessary fluid levels and preventing contamination ³.

Key Features

• Made from durable elastomer materials, this part is designed to withstand the demanding conditions found in commercial truck engines.
• It is engineered for specific fit and function in Cummins engines, ensuring compatibility and optimal performance.
• The seal is resistant to a range of temperatures and chemical environments, making it suitable for various operating conditions.
• It ensures a reliable seal in both dynamic and static applications, providing consistent performance over time.

Benefits

• The 3089025 O Ring Seal enhances the reliability of fluid systems by preventing leaks and maintaining fluid integrity.
• It reduces the risk of leaks and contamination, which can lead to engine damage and decreased performance.
• The seal contributes to the overall efficiency and performance of the truck by ensuring that fluid systems operate within specified parameters.
• It is easy to install and replace, minimizing downtime and allowing for quick maintenance when necessary.

Troubleshooting and Maintenance

Regular inspection of the O Ring Seal is recommended to ensure it remains in good condition. Signs of wear, such as cracks or deformation, should be addressed promptly. Replacement should follow manufacturer guidelines to maintain seal integrity and ensure continued reliable performance.

Compatibility with Cummins Engines

The O Ring Seal part 3089025 is engineered to fit seamlessly within a range of Cummins engines, providing a reliable barrier against leaks and maintaining system pressure. Below is a detailed overview of its compatibility across different engine models.

ISX Series Engines

• ISX CM570
• ISX CM870
• ISX CM871
• ISX15 CM2250
• ISX15 CM2250 SN
• ISX15 CM2350 X101

QSK Series Engines

• QSK45 CM500
• QSK60 CM500
• QSK60 CM850 MCRS
• QSK60G
• QSK78 CM500
• QSK95 CM2350 K111
• QSK95 CM2350 K113

QSV and QSW Series Engines

• QSV81G
• QSV91-G4 CM558/CM700 V102
• QSV91G
• QSW/QSV82
• QSW27
• QSW36
• QSW73
• QSX15 CM2250
• QSX15 CM2250 ECF
• QSX15 CM2350 X105
• X15 CM2350 X116B

Role of Part 3089025 O Ring Seal in Engine Systems

The 3089025 O Ring Seal is integral to maintaining the integrity and efficiency of various engine systems. It ensures that connections remain sealed, preventing leaks and ensuring optimal performance across several components.

Adapter Top Level Assembly Connection

In the adapter top level assembly connection, the O Ring Seal is positioned to create a tight seal between mating surfaces. This prevents any fluid or gas leakage, ensuring that the system operates under the correct pressure and maintains efficiency.

Air Transfer Connection

For the air transfer connection, the O Ring Seal is essential in sealing the interface between components. This ensures that air flows smoothly without any escape, which is vital for maintaining the correct air-fuel ratio and engine performance.

Auxiliary Cooling System

Within the auxiliary cooling system, the O Ring Seal is used at various connection points to prevent coolant leaks. This is important for maintaining the system’s pressure and ensuring that the engine remains within optimal operating temperatures.

Cylinder Assembly Block and Cylinder Block Kit

In the cylinder assembly block and cylinder block kit, the O Ring Seal is employed to seal connections between the block and other components, such as the head or oil passages. This helps in maintaining the integrity of the lubrication system and preventing any oil leaks that could lead to engine damage.

Flywheel Housing Kit and Front Gear Housing

For the flywheel housing kit and front gear housing, the O Ring Seal ensures that any fluid pathways, such as oil or coolant, are sealed properly. This is important for the longevity and performance of these components, as leaks can lead to contamination or loss of lubricants.

Full Flow Oil Filter and Lubricating Oil Filter

In the full flow oil filter and lubricating oil filter, the O Ring Seal is used to ensure a secure connection between the filter housing and the engine block. This prevents oil leaks and ensures that the filtration process is effective, contributing to engine cleanliness and longevity.

Gear Assembly Housing

The gear assembly housing utilizes the O Ring Seal to maintain a seal between the housing and other connected components. This is essential for preventing lubricant leakage and ensuring that the gears operate smoothly without contamination.

Heat Assembly Exchanger and Heat Exchanger

In the heat assembly exchanger and heat exchanger, the O Ring Seal is critical for sealing connections that involve coolant flow. This ensures efficient heat transfer and prevents any coolant loss, which is vital for engine thermal management.

Hose Kit and Lower Block Gasket Kit

The hose kit and lower block gasket kit both rely on the O Ring Seal to create secure connections. In the hose kit, it prevents fluid leaks, while in the lower block gasket kit, it ensures that the gasket remains in place and effective, preventing any oil or coolant leaks from the engine block.

Lubricating Oil Filter Head Kit and Lubricating Oil Pump

For the lubricating oil filter head kit and lubricating oil pump, the O Ring Seal is used to ensure that all connections are leak-free. This is important for maintaining the pressure and flow of lubricants, which are essential for engine protection and performance.

Oil Filter Housing and Oil Top Level Assembly Pan

In the oil filter housing and oil top level assembly pan, the O Ring Seal ensures that these components are securely attached to the engine, preventing any oil leaks that could lead to engine damage or inefficient lubrication.

Prechamber Bits, QSV, and D67

The prechamber bits, QSV (Quick Service Valve), and D67 components all utilize the O Ring Seal to ensure that connections are tight and leak-free. This is important for maintaining the integrity of the fuel system and ensuring efficient combustion.

Remote Oil Drain and Service Kit

The remote oil drain and service kit both incorporate the O Ring Seal to ensure that all connections are secure. This is vital for preventing oil spills during maintenance and ensuring that the service kit components function correctly.

Support Heat Exchanger Assembly

In the support heat exchanger assembly, the O Ring Seal is used to maintain a seal between the heat exchanger and other connected components. This ensures efficient heat transfer and prevents any coolant leaks.

Thermostat Housing Arrangement and Thermostat Mounting Housing

The thermostat housing arrangement and thermostat mounting housing both rely on the O Ring Seal to create a secure connection. This is essential for maintaining the integrity of the cooling system and ensuring that the thermostat functions correctly.

Threaded Assembly Plug

Finally, the threaded assembly plug uses the O Ring Seal to ensure a tight fit within the engine block or other components. This prevents any fluid leaks and ensures that the plug functions as intended, maintaining system integrity.

Conclusion

The 3089025 O Ring Seal is a vital component in maintaining the integrity and efficiency of various engine systems in Cummins engines. Its role in preventing leaks and ensuring optimal performance across different components underscores its importance in the operation and longevity of commercial trucks.