3901295
Lubricating Oil Suction Tube
Cummins®

Introduction

The Lubricating Oil Suction Tube (Part #3901295) manufactured by Cummins is designed to facilitate the efficient operation of the lubrication system in commercial trucks. This part ensures that the engine receives a consistent supply of lubricating oil, which is essential for reducing friction, minimizing wear, and maintaining optimal engine performance ¹.

Basic Concepts of Lubricating Oil Suction Tubes

A Lubricating Oil Suction Tube is a conduit within the engine lubrication system that draws oil from the oil pan and directs it towards the oil pump. This tube creates a pathway for oil to flow, ensuring that the pump can effectively circulate oil throughout the engine. Proper operation of this tube is fundamental to maintaining adequate oil pressure and ensuring that all moving parts within the engine are properly lubricated ².

Purpose of the 3901295 Lubricating Oil Suction Tube

The 3901295 Lubricating Oil Suction Tube is integral to the operation of a truck’s engine. It contributes to maintaining engine performance and longevity by ensuring a reliable supply of oil to the pump. This, in turn, supports the lubrication of critical engine components, helping to prevent excessive wear and potential damage.

Key Features

The 3901295 Lubricating Oil Suction Tube is characterized by several key features that enhance its functionality. These include a durable material composition designed to withstand the harsh conditions within an engine, a precise design that ensures a secure fit and efficient oil flow, and unique attributes such as anti-corrosion coatings that extend the tube’s service life.

Benefits

Utilizing the 3901295 Lubricating Oil Suction Tube offers several benefits. It contributes to improved engine lubrication, which can lead to enhanced engine durability and performance. Additionally, its robust design and reliable operation can result in potential cost savings for fleet operators by reducing the frequency of maintenance and repair needs.

Installation Process

Installing the 3901295 Lubricating Oil Suction Tube requires careful attention to ensure proper fitting. The process involves securing the tube in place using the appropriate tools, verifying that all connections are tight to prevent leaks, and ensuring that the tube is correctly aligned with the oil pump and oil pan. It is important to follow manufacturer guidelines to achieve a successful installation.

Troubleshooting Common Issues

Common problems that may arise with the 3901295 Lubricating Oil Suction Tube include leaks or blockages. To address these issues, it is recommended to inspect the tube and connections for signs of wear or damage, clean any debris that may be obstructing oil flow, and replace the tube if necessary to restore proper lubrication system function.

Maintenance Tips

To ensure the longevity and optimal performance of the 3901295 Lubricating Oil Suction Tube, regular maintenance practices are recommended. This includes periodic inspections to check for signs of wear or damage, cleaning the tube and surrounding components to prevent blockages, and adhering to manufacturer-recommended service intervals for replacement or repair.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions solutions. With a strong reputation in the commercial truck industry, Cummins is known for its commitment to quality, innovation, and customer satisfaction, providing reliable and efficient components like the 3901295 Lubricating Oil Suction Tube.

Cummins Lubricating Oil Suction Tube Part 3901295 Compatibility

The Cummins part number 3901295, a Lubricating Oil Suction Tube, is designed to fit a range of Cummins engines. This part is essential for the proper functioning of the engine’s lubrication system, ensuring that oil is adequately drawn from the sump and circulated throughout the engine.

Compatible Engines

• 6B5.9: The 6B5.9 engine benefits from the precise fit and reliable performance of the 3901295 oil suction tube, ensuring optimal lubrication and engine health.
• B5.9 G and B5.9 GAS PLUS CM556: These engines, which include the B5.9 G and the B5.9 GAS PLUS CM556, are designed to work seamlessly with the 3901295 oil suction tube. This compatibility ensures that the engine’s lubrication system operates efficiently.
• G5.9: The G5.9 engine is another model that is compatible with the 3901295 oil suction tube. This part’s design ensures that the engine receives the necessary lubrication for smooth operation.
• ISB5.9G CM2180: The ISB5.9G CM2180 engine also fits the 3901295 oil suction tube. This compatibility is essential for maintaining the engine’s lubrication system and ensuring its longevity and performance.

By ensuring that the 3901295 oil suction tube is correctly installed, engine owners can maintain the integrity of their engine’s lubrication system, leading to better performance and reduced wear and tear.

Role of Part 3901295 Lubricating Oil Suction Tube in Engine Systems

The lubricating oil suction tube, part 3901295, is a vital component in the oil circulation system of an engine. Its primary function is to draw oil from the oil pan and deliver it to the oil pump. This process ensures a continuous supply of lubricant to the engine’s moving parts, which is essential for reducing friction and wear ³.

Integration with the Oil Pan

The oil pan serves as the reservoir for the engine’s lubricant. Positioned at the bottom of the engine, it collects used oil that drains from the various engine components. The lubricating oil suction tube is strategically mounted to the oil pan, allowing it to effectively draw oil from this reservoir. The tube’s design ensures that it can reach the oil even when the levels are low, maintaining a consistent flow to the oil pump.

Connection to the Oil Pump

Once the lubricating oil suction tube draws oil from the pan, it transports it to the oil pump. The oil pump is responsible for pressurizing the oil and distributing it throughout the engine. A reliable connection between the suction tube and the oil pump is necessary to ensure that the pump receives a steady stream of oil. This connection is typically achieved through a series of gaskets and seals that prevent leaks and maintain the integrity of the oil flow.

Ensuring Efficient Lubrication

The efficiency of the lubricating oil suction tube directly impacts the engine’s lubrication system. By ensuring a consistent supply of oil to the pump, the tube helps maintain optimal oil pressure. This, in turn, ensures that all engine components receive the necessary lubrication, promoting smooth operation and extending the engine’s lifespan.

Conclusion

In summary, part 3901295 plays a significant role in the engine’s oil circulation system by efficiently drawing oil from the pan and delivering it to the pump, thereby supporting the engine’s lubrication needs. Proper installation, maintenance, and compatibility with various Cummins engines ensure that this part contributes to the overall efficiency and longevity of the engine.