4939027
Flexible Hose
Cummins®

Introduction

The Cummins 4939027 Flexible Hose Assembly is a component designed for use in commercial trucks. It serves a vital role in the fluid transfer systems of these vehicles, facilitating the movement of various fluids necessary for the truck’s operation. Its significance lies in its ability to provide a reliable and flexible connection between different parts of the truck’s fluid systems, ensuring efficient and safe operation.

Basic Concepts of Flexible Hose Assemblies

Flexible hose assemblies are components used in fluid transfer systems to connect different parts of the system, allowing for movement and flexibility where rigid connections would be impractical. In the context of heavy-duty trucks, these assemblies enable the transfer of fluids such as coolant, fuel, and hydraulic fluid, accommodating the dynamic movements and vibrations inherent in truck operation ¹.

Purpose of the 4939027 Flexible Hose Assembly

The 4939027 Flexible Hose Assembly is specifically designed to connect various systems within a truck, transporting fluids essential for the vehicle’s operation. It plays a role in ensuring that fluids can move between components without leakage, even as the truck undergoes the stresses of regular use. This assembly is integral to maintaining the efficiency and reliability of the truck’s fluid systems.

Key Features

The 4939027 Flexible Hose Assembly boasts several key features that enhance its performance and longevity. These include a material composition designed for durability and resistance to the fluids it transports, flexibility to accommodate movement, and design elements that ensure a secure and leak-free connection. These features contribute to the assembly’s ability to withstand the demanding conditions of commercial truck operation ².

Benefits

The benefits of the 4939027 Flexible Hose Assembly include improved flexibility over rigid hoses, which reduces the risk of leaks and enhances the assembly’s durability. Its design also facilitates easier installation, making it a practical choice for maintaining and upgrading truck fluid systems. These advantages contribute to more reliable and efficient truck operation.

Installation and Compatibility

Proper installation of the 4939027 Flexible Hose Assembly is crucial for ensuring it functions correctly within the truck’s system. It is designed to be compatible with various truck models and systems, though specific installation procedures may vary. Following manufacturer guidelines ensures the assembly is correctly fitted, maintaining the integrity of the truck’s fluid systems.

Troubleshooting and Maintenance

Common issues with the 4939027 Flexible Hose Assembly may include leaks or signs of wear. Regular maintenance, such as inspections for damage and ensuring connections are secure, can help prevent these issues. Addressing problems promptly and following recommended maintenance practices ensures the longevity and reliable performance of the assembly.

Safety Considerations

When handling and installing the 4939027 Flexible Hose Assembly, it is important to follow safety protocols. This includes using proper handling techniques to avoid damage to the assembly and employing safety equipment as necessary. Adhering to these safety considerations protects both the installer and the integrity of the truck’s fluid systems.

Environmental Impact

The use of the 4939027 Flexible Hose Assembly has environmental benefits, including the recyclability of its materials and the reduction of fluid leaks, which can harm the environment. By providing a durable and reliable connection in fluid systems, it contributes to more sustainable truck operation.

About Cummins

Cummins Inc. is a leading manufacturer of diesel engines and automotive components, with a history of innovation and quality. The company’s mission includes developing high-quality components that enhance the performance and reliability of vehicles. The 4939027 Flexible Hose Assembly is a testament to Cummins’ commitment to excellence in automotive manufacturing.

Role of Part 4939027 Flexible Hose Assembly in Engine Systems

The 4939027 Flexible Hose Assembly is integral to the efficient operation of various engine systems, particularly in the management of crankcase breather systems and overall plumbing configurations.

In the context of crankcase breather plumbing, the 4939027 Flexible Hose Assembly facilitates the safe and controlled release of gases and vapors that accumulate within the crankcase. This is essential for maintaining optimal engine performance and longevity. The hose assembly connects the crankcase to the intake manifold or another suitable location, allowing these gases to be re-introduced into the combustion process rather than being released into the atmosphere. This not only enhances engine efficiency but also reduces emissions ³.

When considering general plumbing within the engine system, the 4939027 Flexible Hose Assembly offers flexibility and durability. Its design allows it to withstand the high temperatures and pressures typical in engine compartments while providing the necessary flexibility to accommodate the vibrations and movements inherent in engine operation. This makes it an ideal component for various fluid and gas transfer applications within the engine system.

Conclusion

In summary, the 4939027 Flexible Hose Assembly plays a significant role in ensuring the smooth and efficient operation of crankcase breather systems and other plumbing components within engine systems. Its robust design and flexible nature make it a reliable choice for these applications.