3912968
Hose Swivel
Cummins®

The Cummins 3912968 Hose Swivel is a component designed to facilitate the efficient transfer of fluids in commercial trucks. Its role is significant in ensuring the smooth operation of various fluid systems within these vehicles. This part is integral to maintaining the functionality and reliability of truck operations, particularly in systems requiring flexible fluid transfer.

Basic Concepts of Hose Swivels

A hose swivel is a mechanical device that allows for the rotation of a hose connection, enabling fluid transfer without kinking or restricting the hose. This feature is particularly useful in applications where the connected equipment may move or rotate. In the context of trucks, hose swivels are commonly used in systems such as fuel transfer, hydraulic systems, and coolant circulation, where flexibility and durability are paramount ¹.

Purpose of the 3912968 Hose Swivel

The 3912968 Hose Swivel is designed to play a role in the fluid transfer systems of trucks by providing a swivel connection that allows for unrestricted movement and rotation. This part ensures that the hose remains functional and undamaged during operation, thereby contributing to the overall efficiency and reliability of the truck’s fluid systems.

Key Features

The 3912968 Hose Swivel is characterized by several key features that enhance its performance. Its design incorporates materials that offer durability and resistance to wear. The swivel mechanism allows for a full range of motion, reducing the risk of hose damage. Additionally, the part is engineered to withstand the pressures and temperatures typical of truck fluid systems, ensuring long-term reliability ².

Benefits

The use of the 3912968 Hose Swivel offers several benefits. It provides improved flexibility in fluid transfer systems, reducing the likelihood of hose kinking or damage. This results in less wear and tear on the hoses, leading to enhanced durability and a longer service life. The swivel also contributes to the overall efficiency of the fluid transfer process by maintaining a consistent flow without obstruction ³.

Installation

Installing the 3912968 Hose Swivel requires adherence to specific guidelines to ensure proper function and safety. The installation process may involve the use of tools to secure the swivel in place and connect it to the hose and system components. It is important to follow manufacturer recommendations for torque settings and connection procedures to avoid damage and ensure a secure fit.

Troubleshooting

Common issues with the 3912968 Hose Swivel may include leaks, reduced swivel range, or hose damage. Troubleshooting these problems involves inspecting the connections for tightness, checking for wear or damage to the swivel mechanism, and ensuring that the hose is properly aligned and not kinked. Addressing these issues promptly can help maintain the efficiency and safety of the fluid transfer system.

Maintenance

Regular maintenance of the 3912968 Hose Swivel is important to ensure its longevity and optimal performance. This includes periodic inspection for signs of wear, corrosion, or damage. Cleaning the swivel and its connections can prevent buildup that may affect performance. Following manufacturer recommendations for maintenance intervals and procedures will help keep the swivel in good working condition.

Safety Considerations

When using and maintaining the 3912968 Hose Swivel, it is important to observe safety precautions. This includes wearing appropriate personal protective equipment during installation and maintenance, ensuring that the system is depressurized before working on it, and following all manufacturer safety guidelines. Operational safety tips include regularly checking for leaks and ensuring that all connections are secure to prevent accidents.

Cummins 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 itself as a key player in the automotive and heavy-duty truck industry, providing innovative solutions that enhance the performance, efficiency, and reliability of vehicles and equipment.

Cummins Hose Swivel 3912968 Compatibility

The Cummins Hose Swivel part number 3912968 is designed to fit seamlessly with several engine models, ensuring optimal performance and durability. This part is integral to the engine’s cooling and fuel systems, providing a flexible connection that can withstand the rigors of engine operation.

Engine Compatibility

• 4B3.9 Engine

  • The Hose Swivel 3912968 is specifically engineered to integrate with the 4B3.9 engine. Its design allows for smooth rotation and flexibility, accommodating the dynamic movements of the engine components. This ensures that the hoses remain securely connected, preventing leaks and maintaining system integrity.

• 6B5.9 Engine

  • Similarly, the Hose Swivel 3912968 is compatible with the 6B5.9 engine. The part’s robust construction and precise fit are crucial for the engine’s operation, particularly in high-stress environments. The swivel feature reduces strain on the hoses, enhancing the engine’s longevity and reliability.

• Group Compatibility

  • The Hose Swivel 3912968 is part of a broader range of components designed for use with Cummins engines. It is engineered to fit within the specified parameters of these engines, ensuring that it works harmoniously with other parts in the system. This compatibility is crucial for maintaining the overall efficiency and performance of the engine.

By ensuring a secure and flexible connection, the Hose Swivel 3912968 plays a vital role in the functionality of the 4B3.9 and 6B5.9 engines. Its design and compatibility with these engines underscore Cummins’ commitment to providing high-quality, reliable parts.

Role of Part 3912968 Hose Swivel in Engine Systems

The 3912968 Hose Swivel is an integral component in various engine systems, facilitating the efficient transfer of fluids under dynamic conditions. In cooler systems, the Hose Swivel allows for the flexible routing of coolant, ensuring that the engine maintains optimal operating temperatures even when subjected to vibrations and movements. This flexibility is vital for preventing leaks and maintaining the integrity of the cooling system.

In marine gear oil systems, the Hose Swivel plays a significant role by enabling the smooth transfer of lubricants to moving components. This ensures that gears and other mechanical parts are consistently lubricated, reducing wear and enhancing the longevity of the marine gear system.

For drain systems, the Hose Swivel provides a reliable connection point for draining fluids such as oil or coolant. Its swivel design accommodates the necessary adjustments during maintenance procedures, making it easier to perform drains without risking spills or disconnections.

In remote oil systems, the Hose Swivel is employed to connect the oil reservoir to the engine, allowing for greater flexibility in system design. This is particularly beneficial in compact or custom engine setups where traditional fixed connections would be impractical. The swivel feature ensures that oil flow is uninterrupted, even as the engine or components move during operation.

Conclusion

The Cummins 3912968 Hose Swivel is a critical component in the fluid transfer systems of commercial trucks and engines. Its design and features ensure flexibility, durability, and efficient fluid transfer, contributing to the overall performance and reliability of the vehicle. Regular maintenance and adherence to safety guidelines are essential to maximize the lifespan and effectiveness of this part.