3930884
Oil Filler Tube
Cummins®

Introduction

The Cummins 3930884 Oil Filler Tube is a critical component for heavy-duty truck engines, designed to facilitate the addition of oil to ensure the lubrication system functions correctly. Proper lubrication is essential for engine efficiency and longevity, making this Cummins part a vital element in engine maintenance and performance.

Purpose and Function

This part plays a role in the lubrication system by providing a pathway for oil addition. It is positioned for easy access during oil changes and top-ups, ensuring the engine maintains the correct oil level. Adequate lubrication reduces friction, dissipates heat, and prevents wear, contributing to engine efficiency and durability ¹.

Key Features

The Cummins 3930884 is characterized by its robust design and high-quality materials, capable of withstanding high temperatures and pressures. It is corrosion-resistant, ensuring longevity and reliable performance. The tube may also feature a secure fitting mechanism to prevent oil leaks and ensure a tight seal ².

Benefits

Using the Cummins 3930884 offers several advantages. It enhances the engine’s lubrication system, providing a reliable method for adding oil, which is crucial for maintaining optimal engine performance. The durable construction contributes to its longevity, reducing the need for frequent replacements. Proper lubrication facilitated by this component can lead to improved engine efficiency and extended engine life ³.

Installation and Compatibility

Proper installation of this Cummins part is crucial for its correct function within the engine system. Installation procedures may vary slightly depending on the specific engine model, but generally involve securing the tube in place and ensuring a tight seal to prevent oil leaks. This component is compatible with various Cummins engine models, though it is always recommended to consult the manufacturer’s guidelines for specific compatibility information.

Maintenance and Troubleshooting

Routine maintenance of the Cummins 3930884 involves checking for signs of wear or damage, ensuring it remains securely fitted, and verifying there are no oil leaks. Common issues may include corrosion, loose fittings, or blockages. Troubleshooting steps can include cleaning the tube, tightening fittings, or replacing the tube if it is damaged. Regular inspections and maintenance can help prevent more significant issues and ensure the continued efficient operation of the engine.

Safety Considerations

When working with the Cummins 3930884, it is important to follow safety precautions to protect oneself and ensure the component functions correctly. This includes wearing appropriate personal protective equipment, such as gloves and safety glasses, to prevent injury from hot oil or sharp edges. Additionally, it is crucial to follow manufacturer recommendations for installation and maintenance to avoid accidents and ensure the component’s effectiveness.

Cummins Overview

Cummins Inc. is a well-established company in the automotive industry, known for its high-quality engine components and systems. With a history of innovation and commitment to excellence, Cummins has built a reputation for producing reliable and efficient engine parts. The company’s dedication to quality and performance is evident in its wide range of products, including the Cummins 3930884, which is designed to meet the demanding requirements of heavy-duty truck engines.

Cummins Engine Compatibility with Oil Filler Tube Part 3930884

The Cummins Oil Filler Tube part number 3930884 is designed to fit a variety of Cummins engines, ensuring a secure and efficient oil filling process. This part is integral to maintaining the proper oil levels and quality in the engine, which is crucial for optimal performance and longevity.

Compatible Engines

• 4B3.9
• 6B5.9
• QSB5.9 30 CM550
• QSB5.9 44 CM550

Grouping of Compatible Engines

The Oil Filler Tube part 3930884 is compatible with the following groups of engines:

• QSB5.9 Series:
  • QSB5.9 30 CM550
  • QSB5.9 44 CM550

The QSB5.9 series engines are known for their robust design and reliability, making them suitable for a variety of applications. The part 3930884 ensures that these engines maintain the correct oil levels, which is essential for their performance and durability.

• Other Models:
  • 4B3.9
  • 6B5.9

The 4B3.9 and 6B5.9 engines also benefit from the use of the Oil Filler Tube part 3930884. This part is engineered to fit seamlessly with these engines, providing a reliable method for oil replenishment and ensuring that the engine operates smoothly.

By using the Cummins Oil Filler Tube part 3930884, engine owners can be confident that their engines will receive the proper oil management, contributing to their overall efficiency and lifespan.

Role of Part 3930884 Oil Filler Tube in Engine Systems

The 3930884 Oil Filler Tube is a critical component in the lubrication system of an engine, facilitating the smooth operation of various interconnected parts.

In the arrangement of engine components, the Oil Filler Tube is strategically positioned to allow for efficient oil addition and maintenance. It is typically located on the cylinder block or connected to the oil fill system, ensuring that the engine’s moving parts are consistently lubricated.

During operation, the Oil Filler Tube works in conjunction with the oil fill system to maintain optimal oil levels. This is vital for the proper functioning of the cylinder block, where pistons and other internal components rely on a continuous supply of oil to reduce friction and wear.

Additionally, the tube is often covered by an oil fill cover, which not only protects the tube but also provides a secure point for the oil cap. This cover ensures that the oil remains contained within the system, preventing leaks and contamination.

Overall, the 3930884 Oil Filler Tube plays a significant role in ensuring that the engine’s lubrication system operates efficiently, thereby contributing to the longevity and performance of the engine.

Conclusion

The Cummins 3930884 Oil Filler Tube is a vital component for maintaining the efficiency and longevity of heavy-duty truck engines. Its robust design, compatibility with various Cummins engine models, and role in the lubrication system make it an essential part of engine maintenance and performance. Regular maintenance and adherence to safety precautions are crucial for ensuring the continued efficient operation of the engine.