AR11151
Lubricating Oil Suction Tube
Cummins®

The Cummins AR11151 Lubricating Oil Suction Tube is a component designed to facilitate the efficient operation of heavy-duty truck engines. This part plays a role in the lubrication system by ensuring a steady flow of oil from the sump to the engine’s lubrication points. Its design and function are integral to maintaining the engine’s performance and longevity.

Basic Concepts

The fundamental principle behind the operation of the AR11151 involves the continuous circulation of oil within the engine’s lubrication system. The tube is positioned to draw oil from the sump, where it is stored, and transport it to the oil pump. This process ensures that all moving parts within the engine receive the necessary lubrication to reduce friction, dissipate heat, and prevent wear ¹.

Purpose and Function

This Cummins part serves the purpose of maintaining a consistent supply of oil to the engine’s lubrication system. By ensuring that oil is efficiently drawn from the sump and delivered to the oil pump, the tube contributes to the engine’s overall operation. This consistent oil flow is vital for the engine’s moving parts, helping to reduce friction and wear, which in turn supports the engine’s efficiency and durability.

Key Features

The AR11151 is characterized by its robust design and the materials used in its construction. Typically made from high-quality metals or durable polymers, the tube is engineered to withstand the high pressures and temperatures within the engine compartment. Its design may include features such as reinforced walls or specialized coatings to enhance performance and durability under demanding conditions.

Benefits

The use of the AR11151 offers several benefits. It contributes to improved engine performance by ensuring a reliable supply of oil to critical components. This consistent lubrication helps reduce wear and tear on engine parts, leading to enhanced reliability and longevity of the truck. Additionally, efficient oil circulation supports the engine’s cooling system, aiding in the dissipation of heat generated during operation ².

Troubleshooting and Maintenance

Common issues with the AR11151 may include blockages or leaks, which can disrupt the oil flow and affect engine performance. Troubleshooting steps may involve inspecting the tube for signs of damage or obstruction and ensuring proper alignment and sealing. Routine maintenance, such as regular checks for wear and cleanliness, can help prevent issues and ensure the tube’s optimal performance and longevity.

Installation Considerations

When installing the AR11151, it is important to consider factors such as proper alignment with the sump and oil pump, ensuring a secure seal to prevent leaks, and integrating the tube smoothly with other components of the lubrication system. Attention to these details during installation can help maintain the efficiency and reliability of the engine’s lubrication system.

Manufacturer Information

Cummins is a renowned manufacturer in the automotive industry, known for its commitment to quality and innovation. With a history of producing reliable and high-performance engine components, Cummins has established a reputation for excellence. The company’s dedication to advancing technology and meeting the needs of its customers underscores its position as a leader in the field.

Cummins AR11151 Lubricating Oil Suction Tube Compatibility

The Cummins AR11151 Lubricating Oil Suction Tube is designed to ensure the smooth operation of various engine models. This part is engineered to fit seamlessly within the engine systems, facilitating the proper flow of lubricating oil.

NH/NT 855 Engines

The AR11151 is specifically designed to integrate with the NH/NT 855 engines. This engine series is known for its robust performance and reliability, making it a popular choice in various industrial applications. The AR11151 ensures that the lubricating oil is efficiently drawn from the oil sump and distributed throughout the engine, maintaining optimal lubrication levels and reducing wear and tear on engine components.

The AR11151 is engineered to fit precisely within the NH/NT 855 engine architecture, ensuring a secure and reliable connection. This compatibility is crucial for maintaining the engine’s performance and longevity, as it helps prevent oil starvation and ensures that all moving parts are adequately lubricated.

By using the AR11151 Lubricating Oil Suction Tube in the NH/NT 855 engines, users can expect enhanced engine reliability and efficiency, contributing to the overall effectiveness of their machinery.

Role of AR11151 Lubricating Oil Suction Tube in Engine Systems

The AR11151 is an essential component in the lubrication system of an engine, working in conjunction with the oil pan to ensure the smooth operation of the engine.

Integration with the Oil Pan

The oil pan serves as the reservoir for the engine’s lubricating oil. It collects and stores the oil that has circulated through the engine, providing a ready supply for the lubrication system. The AR11151 suction tube is strategically positioned to draw oil from the oil pan. This tube facilitates the transfer of oil from the pan to the oil pump, which then circulates the oil throughout the engine to lubricate moving parts.

Function in the Lubrication Process

As the engine operates, the oil pump draws oil through the AR11151 suction tube. This continuous flow ensures that the oil reaches critical engine components such as bearings, pistons, and camshafts. The efficient design of the suction tube helps maintain a consistent oil supply, which is vital for reducing friction and wear on these components.

Ensuring Optimal Performance

The AR11151 suction tube’s role extends beyond simple oil transfer. Its design and placement are optimized to prevent air ingestion, which can lead to cavitation in the oil pump. This ensures that the oil pump receives a steady stream of oil, promoting reliable engine performance and longevity.

Conclusion

In summary, the AR11151 Lubricating Oil Suction Tube plays a significant role in the engine’s lubrication system by efficiently drawing oil from the oil pan and delivering it to the oil pump, thereby supporting the overall health and performance of the engine.