4067881
Lubricating Oil Supply Tube
Cummins®

The Lubricating Oil Supply Tube, Part #4067881, manufactured by Cummins, is a component designed to facilitate the efficient distribution of lubricating oil within heavy-duty truck engines. This tube is integral to maintaining the lubrication system’s integrity, ensuring that vital engine components receive the necessary oil flow for optimal performance and longevity. Cummins, a renowned name in the commercial truck industry, is known for its commitment to quality and innovation in engine components ¹.

Function and Operation

The Lubricating Oil Supply Tube operates as a conduit within the engine’s lubrication system, responsible for delivering oil from the oil pump to critical engine components such as bearings, pistons, and other moving parts. Its role is to ensure a consistent and reliable flow of oil, which is vital for reducing friction, dissipating heat, and protecting against wear and tear. The tube is designed to withstand the high pressures and temperatures within the engine, ensuring that oil is delivered efficiently under all operating conditions ².

Key Features

The Lubricating Oil Supply Tube, Part #4067881, is constructed from high-quality materials that offer durability and resistance to the harsh conditions within an engine. It features precise connection types that ensure a secure fit within the lubrication system, minimizing the risk of leaks. The design includes robust fittings and a smooth interior to enhance oil flow and reduce the likelihood of blockages. These features contribute to the tube’s performance and longevity, making it a reliable component in heavy-duty applications ³.

Benefits of Using Lubricating Oil Supply Tube Part #4067881

Utilizing the Lubricating Oil Supply Tube, Part #4067881, offers several advantages. The tube’s design promotes improved oil flow, ensuring that engine components receive adequate lubrication. This results in reduced friction and wear, contributing to enhanced engine protection. Additionally, the tube’s construction minimizes the risk of oil leakage, maintaining the lubrication system’s integrity. Its compatibility with Cummins engines ensures seamless integration and optimal performance within the specified engine models.

Installation and Maintenance

Proper installation of the Lubricating Oil Supply Tube is crucial for ensuring its effectiveness. It should be fitted according to the manufacturer’s guidelines, with attention to securing all connections to prevent leaks. Regular maintenance practices, such as inspecting for signs of wear or damage and ensuring connections remain tight, are recommended to maintain optimal performance. Following these guidelines helps in identifying and addressing potential issues before they lead to more significant problems.

Troubleshooting Common Issues

Common issues with the Lubricating Oil Supply Tube may include leaks or blockages. Leaks can often be traced to loose connections or damaged fittings, which can be addressed by tightening connections or replacing damaged parts. Blockages may result from debris within the oil or a kink in the tube, requiring a thorough inspection and cleaning or replacement of the tube if necessary. Regular maintenance and inspections can help in early detection and resolution of these issues.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality, reliability, and innovation in the commercial truck industry. The company’s extensive product range includes engines, powertrains, and related components, all designed to meet the demanding requirements of heavy-duty applications. Cummins’ commitment to excellence is evident in its continuous investment in research and development, ensuring that its products deliver superior performance and durability.

Role of Part 4067881 Lubricating Oil Supply Tube in Engine Systems

The 4067881 Lubricating Oil Supply Tube is an essential component in the lubrication system of an engine, ensuring that oil is efficiently distributed to various moving parts. This tube is integral to maintaining the proper lubrication of components such as the crankshaft, camshaft, and valve train.

Integration with the Oil Fill System

In the oil fill arrangement, the 4067881 tube plays a significant role by channeling oil from the oil pan to the engine’s lubrication points. It connects to the oil pump, which draws oil from the sump and pressurizes it before distribution. The tube ensures a consistent flow of oil, which is vital for reducing friction and wear on critical engine components.

Contribution to the Arrangement of Lubrication Pathways

The tube is strategically positioned within the engine’s lubrication pathways. It interfaces with the main oil gallery, which branches out to supply oil to various parts of the engine. This includes the crankshaft bearings, where the tube delivers oil under pressure to minimize metal-to-metal contact and heat generation. Additionally, it supports the lubrication of the camshaft and valve train by ensuring a steady oil supply to these high-wear areas.

Ensuring Efficient Lubrication

By maintaining a reliable oil supply, the 4067881 tube contributes to the overall efficiency and longevity of the engine. It helps in dissipating heat away from moving parts, reducing the risk of overheating and component failure. The tube’s design allows for precise oil delivery, which is essential for engines that operate under high stress and varying conditions.

Conclusion

In summary, the Cummins part 4067881, a Lubricating Oil Supply Tube, is a vital component for the QST30 CM2350 T101 and QST30 CM552 engines, ensuring that the lubricating oil is delivered accurately and efficiently, thereby supporting the engine’s performance and durability. Its role in the engine’s lubrication system is crucial for maintaining the operational integrity of the engine, reducing wear and tear on critical components, and ensuring long-term reliability.