3035026
O Ring Seal
Cummins®

Introduction

The Cummins 3035026 O Ring Seal is a component designed for use in commercial truck applications. Manufactured by Cummins, a leader in diesel engine technology, this O Ring Seal is engineered to meet the demanding requirements of heavy-duty truck systems. Its primary function is to provide a reliable seal in various applications, ensuring the integrity of fluid systems within the truck.

Basic Concepts of O Ring Seals

O Ring Seals are elastomeric rings with a circular cross-section, used to create a seal between two or more mating parts. They function by deforming slightly when compressed, filling the gap between the parts and preventing the leakage of fluids or gases. Common materials for O Rings include nitrile rubber, silicone, and fluorocarbon, each chosen for specific applications based on their chemical resistance, temperature tolerance, and mechanical properties. O Ring Seals are widely used in mechanical systems for their simplicity, effectiveness, and versatility in sealing dynamic and static applications ¹.

Role of the 3035026 O Ring Seal in Truck Operation

The Cummins 3035026 O Ring Seal plays a specific role in the operation of commercial trucks by ensuring the integrity of seals in various systems or components. It is typically associated with fuel systems, hydraulic systems, and engine components where fluid leakage could lead to system failure or inefficiency. By providing a reliable seal, the 3035026 O Ring Seal contributes to the efficient operation of these systems, maintaining the performance and reliability of the truck.

Key Features

The Cummins 3035026 O Ring Seal is characterized by its design and material properties, which enhance its performance in truck applications. It is made from materials that offer excellent resistance to the chemicals and temperatures encountered in truck systems. Its design ensures a tight seal under pressure, and it may feature unique characteristics such as anti-extrusion properties to prevent material from being forced out of the sealing area under high pressure.

Benefits

The use of the Cummins 3035026 O Ring Seal offers several benefits, including improved sealing efficiency and durability. Its design and material properties contribute to the overall reliability of truck systems by preventing fluid leaks, which can lead to system failures or inefficiencies. The seal’s durability ensures long-term performance, reducing the need for frequent replacements and maintenance ².

Troubleshooting and Maintenance

Common issues associated with O Ring Seals include leaks due to wear, damage, or improper installation. Troubleshooting these issues involves inspecting the seal for signs of wear or damage and ensuring it is correctly installed. Maintenance practices to ensure the longevity and effectiveness of the 3035026 O Ring Seal include regular inspection and replacement as needed, following manufacturer guidelines for installation and operation, and using the correct materials and procedures for any repairs or replacements.

About Cummins

Cummins is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including diesel and natural gas engines, as well as related technologies. With a history spanning over a century, Cummins has established itself as a trusted name in the commercial truck industry, known for its commitment to quality, innovation, and customer satisfaction. Its expertise in diesel engine manufacturing and dedication to advancing technology have made it a preferred choice for commercial truck operators worldwide.

Cummins O Ring Seal 3035026 Compatibility

The Cummins O Ring Seal part number 3035026 is a component designed to ensure a secure seal in various engine systems. This seal is compatible with a range of Cummins engines, ensuring that it can be used across multiple models to maintain system integrity and performance.

Compatible Engines

• 15N CM2380 M104B
• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN
• ISX12 CM2350 X102
• ISX12 G CM2180 EJ
• ISX12/ISX11.9 CM2250
• ISZ13 CM2150 Z105
• K19
• KTA19GC CM558
• L10 CELECT
• L10 GAS
• L10 MECHANICAL
• M11 CELECT
• M11 CELECT PLUS
• M11 MECHANICAL
• QSK19 CM500
• QSK19G
• QSK38 CM2150 MCRS
• QSK38 CM850 MCRS
• QSK45 CM500
• QSK50 CM2150 K107
• QSK50 CM2150 MCRS
• QSK50 CM2350 K108

Grouping of Compatible Engines

• ISM Series: ISM CM570, ISM CM570/870, ISM CM876, ISM11 CM876 SN
• ISX Series: ISX12 CM2350 X102, ISX12 G CM2180 EJ, ISX12/ISX11.9 CM2250
• ISZ Series: ISZ13 CM2150 Z105
• K Series: K19, KTA19GC CM558
• L Series: L10 CELECT, L10 GAS, L10 MECHANICAL
• M Series: M11 CELECT, M11 CELECT PLUS, M11 MECHANICAL
• QSK Series: QSK19 CM500, QSK19G, QSK38 CM2150 MCRS, QSK38 CM850 MCRS, QSK45 CM500, QSK50 CM2150 K107, QSK50 CM2150 MCRS, QSK50 CM2350 K108

This O Ring Seal is engineered to fit seamlessly within the specified engines, providing a reliable barrier against leaks and ensuring optimal engine performance.

Role of Part 3035026 O Ring Seal in Engine Systems

The Part 3035026 O Ring Seal is integral to maintaining the integrity and efficiency of various engine systems. Its application spans across multiple components, ensuring that each system operates within optimal parameters.

Aftercooler Systems

In the Aftercooler Gasket Set and Aftercooler Quadrant Gasket Kit, the O Ring Seal ensures a tight seal, preventing any coolant or air leaks. This is vital for the efficient cooling of compressed air, which directly impacts the engine’s performance and longevity. Similarly, in the Aftercooler Water Plumbing, the seal maintains the pressure and flow of cooling water, enhancing the aftercooling process.

Air Intake and Exhaust

For the Air Intake Manifold, the O Ring Seal is used to secure connections, ensuring that air enters the engine without any leaks. This is essential for maintaining the correct air-fuel ratio, which is critical for combustion efficiency. In the Crankcase Breather system, the seal helps in managing crankcase pressure, preventing oil vapors from escaping and ensuring a clean operating environment.

Cooling Systems

In the Auxiliary Cooling System, the O Ring Seal is employed in various connections to maintain the flow of coolant without any loss. This system is often used to cool specific engine components, and the seal’s role is to ensure that the coolant circulates effectively. The Thermostat Housing also utilizes this seal to maintain a consistent engine temperature, which is crucial for engine efficiency and durability.

Engine Block and Cylinders

The Lower Block Gasket Kit and Lower Engine Gasket Kit incorporate the O Ring Seal to ensure that there are no leaks between the engine block and other components. This is important for maintaining the engine’s structural integrity and preventing any coolant or oil leaks. In the Cylinder Head and Cylinder Top Level Assembly Head, the seal is used to secure connections, ensuring that combustion gases are contained within the cylinders, which is essential for engine power and efficiency.

Oil and Water Systems

In the Oil Pan and Water Outlet Connection, the O Ring Seal is used to prevent any leaks of oil or coolant. This is important for maintaining the lubrication of engine components and the cooling of the engine, respectively. The Water Transfer Tube also relies on this seal to ensure that water flows efficiently between components, aiding in the cooling process.

Turbocharger and Intercooler

The Turbocharger Arrangement and Intercooler both use the O Ring Seal to maintain the integrity of their systems. In the turbocharger, the seal ensures that there are no leaks in the oil supply lines, which is vital for the turbocharger’s lubrication and operation. In the intercooler, the seal helps in maintaining the pressure and flow of air, which is crucial for efficient cooling of the compressed air before it enters the engine.

Gaskets and Couplings

The Gasket Coupling 2008 Kit and Service Coupling 2008 Assembly utilize the O Ring Seal to ensure that connections are secure and leak-free. This is important for maintaining the integrity of the engine’s various systems, ensuring that fluids and gases flow as intended without any loss.

Oversize and Performance Parts

In the Oversize Gasket Kit and Performance Parts, the O Ring Seal is used to accommodate larger components or enhance the engine’s performance. These seals ensure that any modifications to the engine do not result in leaks, maintaining the engine’s efficiency and reliability.

Conclusion

The Cummins 3035026 O Ring Seal plays a significant role in various engine systems, ensuring that connections are secure, leaks are prevented, and the engine operates efficiently. Its application across different components highlights its importance in maintaining the overall health and performance of the engine.