3905206
Oil Suction Connection
Cummins®

The Cummins Oil Suction Connection, part number 3905206, is a critical component in the lubrication system of heavy-duty trucks. This part is engineered to facilitate the efficient transfer of oil from the sump to the engine, ensuring that all moving parts receive adequate lubrication. Cummins, a prominent manufacturer in the automotive industry, emphasizes durability and performance in the production of this component.

Basic Concepts of Oil Suction Connection

Oil suction connections are essential for the lubrication system of an engine. They draw oil from the sump and direct it towards the oil pump, which circulates it through the engine. This process is vital for reducing friction between moving parts, dissipating heat, and removing contaminants. Proper lubrication is key to maintaining engine health and ensuring optimal performance over time ¹.

Role of the 3905206 Oil Suction Connection in Truck Operation

This Cummins part plays a specific role in the operation of a truck by ensuring a consistent flow of oil to the engine. It interfaces with the oil pump and the sump, creating a pathway for oil to be drawn up and circulated. This connection is designed to handle the demands of heavy-duty applications, providing a reliable link in the lubrication chain that supports the engine’s overall efficiency and longevity.

Key Features

The 3905206 is characterized by its robust design and the use of high-quality materials. These features contribute to its performance and durability. The connection is engineered to withstand the pressures and temperatures associated with heavy-duty truck engines. Its design may include specific threading or sealing mechanisms to ensure a secure fit and prevent leaks, which are critical for maintaining the integrity of the lubrication system ².

Benefits

The use of the Oil Suction Connection offers several benefits. It contributes to improved engine performance by ensuring a steady supply of oil to critical components. This consistent lubrication helps in reducing wear and tear, potentially leading to increased engine reliability and longevity. For fleet operators, the durability and efficiency of this component can translate into cost savings by reducing the frequency of maintenance and the risk of engine failure.

Troubleshooting and Maintenance

Common issues with the 3905206 may include leaks or blockages, which can disrupt the oil flow and affect engine performance. Regular inspection and maintenance are recommended to identify and address these issues promptly. Maintenance practices may involve checking for signs of wear, ensuring proper sealing, and replacing the connection if it shows signs of damage or failure. Adhering to manufacturer guidelines for maintenance can help in preserving the performance and longevity of the component ³.

Compatibility

The Oil Suction Connection part number 3905206 is designed to fit seamlessly with several engine models. This part is integral to the engine’s lubrication system, ensuring that oil is properly drawn from the oil pan and delivered to the engine’s moving parts.

Compatible Engines

• 4B3.9
• 6B5.9
• B4.5
• ISB3.9 CM2220 B107
• QSB3.9 30 CM550
• QSB3.9 CM2880 B138

The part 3905206 is engineered to work with the aforementioned engines, ensuring compatibility across different engine configurations and specifications. This compatibility is crucial for maintaining the engine’s performance and longevity.

About Cummins

Cummins is a renowned manufacturer in the automotive industry, known for its commitment to quality and innovation. With a rich history of producing reliable and high-performance components, Cummins has established a strong reputation among fleet operators and automotive professionals. The company’s dedication to advancing technology and maintaining high standards in manufacturing underscores its position as a leader in the industry.

Conclusion

The Cummins Oil Suction Connection, part number 3905206, plays a vital role in the lubrication system of heavy-duty trucks. Its robust design, compatibility with various engine models, and the benefits it offers in terms of engine performance and longevity make it a valuable component for fleet operators and automotive professionals. Regular maintenance and adherence to manufacturer guidelines are essential for preserving the performance and longevity of this component.