3919500
Lubricating Oil Drain Tube
Cummins®

Introduction

The Lubricating Oil Drain Tube 3919500 is a component designed by Cummins to facilitate the efficient drainage of lubricating oil from heavy-duty truck engines. This part is integral to the maintenance routine of these vehicles, ensuring that oil changes are conducted smoothly and effectively, which in turn supports the engine’s performance and longevity.

Basic Concepts of Lubricating Oil Drain Tubes

A Lubricating Oil Drain Tube is a conduit that allows used oil to be expelled from the engine during an oil change. Within the engine system, it plays a role in maintaining the cleanliness and efficiency of the lubrication system by enabling the removal of contaminated oil. This process is vital for preserving engine components, reducing wear, and enhancing overall engine performance and durability ¹.

Purpose of the 3919500 Lubricating Oil Drain Tube

The 3919500 Lubricating Oil Drain Tube is specifically engineered to serve as a reliable pathway for oil drainage in Cummins engines. It functions by connecting to the engine’s oil pan, allowing for the straightforward removal of used oil during maintenance routines. This design ensures that oil changes are performed efficiently, minimizing downtime and facilitating the maintenance process.

Key Features

The 3919500 Lubricating Oil Drain Tube boasts several key features that enhance its performance and durability. It is constructed from high-quality materials that resist corrosion and wear, ensuring longevity in demanding environments. The design incorporates a secure fitting mechanism that prevents leaks, ensuring that oil drainage is both clean and efficient. Additionally, its robust construction allows it to withstand the high pressures and temperatures typical of heavy-duty truck engines.

Benefits

Utilizing the 3919500 Lubricating Oil Drain Tube offers several advantages. It contributes to improved engine performance by ensuring that oil changes are conducted effectively, which helps maintain optimal lubrication conditions. The ease of installation and removal simplifies maintenance routines, potentially reducing labor costs. Furthermore, by facilitating efficient oil drainage, it helps in minimizing oil contamination and engine wear, which can lead to cost savings over time ².

Installation Process

Installing the 3919500 Lubricating Oil Drain Tube involves several steps to ensure proper fitting and function. Begin by ensuring the engine is cool and the oil has been allowed to settle. Locate the drain point on the oil pan and clean the area around it. Position the drain tube over the drain point, ensuring a secure fit. Use the appropriate tools to tighten the connection, following the manufacturer’s torque specifications to avoid over-tightening. Finally, verify the connection is secure and there are no leaks before starting the engine.

Troubleshooting Common Issues

Common issues with the 3919500 Lubricating Oil Drain Tube may include leaks or difficulty in securing a proper fit. To address leaks, first, ensure the tube is correctly aligned and seated. If leaks persist, inspect the gasket or seal for damage and replace if necessary. Difficulty in securing a fit may be resolved by ensuring the drain point is clean and free of debris, and by using the correct tools to achieve the proper torque without over-tightening.

Maintenance Tips

To ensure the longevity and optimal performance of the 3919500 Lubricating Oil Drain Tube, regular maintenance is recommended. Inspect the tube and its connections during routine oil changes for signs of wear or damage. Clean the area around the drain point to prevent debris from interfering with the seal. Additionally, verify the torque specifications are met during reinstallation to prevent leaks and ensure a secure fit.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a rich history of innovation and quality, Cummins serves customers in approximately 190 countries and territories through a network of company-owned and independent distributor facilities and dealerships. The company is committed to powering a more prosperous world, focusing on sustainability, efficiency, and reliability in all its products.

Cummins Lubricating Oil Drain Tube Part 3919500 Compatibility

The Cummins part number 3919500, which is a Lubricating Oil Drain Tube, is designed to fit seamlessly with several engine models. This part is crucial for maintaining the engine’s health by ensuring proper oil drainage and preventing oil sludge buildup.

Engine Compatibility

• 4B3.9 and 6B5.9 Engines

The 3919500 oil drain tube is specifically engineered to fit the 4B3.9 and 6B5.9 engines. These engines are part of the Cummins B-Series family, known for their robust performance and reliability in various applications. The oil drain tube ensures that oil is efficiently removed from the engine’s sump, facilitating regular maintenance and extending the engine’s lifespan.

• B5.9 G Engine

The B5.9 G engine also benefits from the 3919500 oil drain tube. This engine is part of the Cummins G-Series, which is designed for heavy-duty applications. The oil drain tube’s precision fit ensures that oil is effectively drained, maintaining optimal engine performance and reducing the risk of engine damage due to oil contamination.

Importance of Proper Fitment

Ensuring the correct fitment of the oil drain tube is essential for maintaining engine efficiency and longevity. The 3919500 part number is meticulously designed to align with the specific requirements of the 4B3.9, 6B5.9, and B5.9 G engines, providing a reliable solution for oil drainage. This compatibility guarantees that the engine operates smoothly and efficiently, minimizing the risk of oil-related issues.

Role of Part 3919500 Lubricating Oil Drain Tube in Engine Systems

The lubricating oil drain tube, specifically part 3919500, is integral to the maintenance and efficient operation of various engine systems. In compressor systems, this component facilitates the removal of used lubricating oil, ensuring that the compressor operates with fresh oil, which is essential for reducing wear and maintaining optimal performance.

In air systems, the lubricating oil drain tube plays a part in preserving the quality of the air by preventing contamination from old oil, which can otherwise lead to inefficiencies or damage within the air handling components.

Overall, the lubricating oil drain tube is a key element in the upkeep of engine systems, contributing to their longevity and reliability by ensuring that only clean, fresh oil circulates within these critical components ³.

Conclusion

The 3919500 Lubricating Oil Drain Tube by Cummins is a vital component for maintaining the efficiency and longevity of heavy-duty truck engines. Its design and features ensure effective oil drainage, contributing to improved engine performance and simplified maintenance routines. Regular maintenance and proper installation are key to maximizing the benefits of this Cummins part.