3905084
Flexible Hose
Cummins®

Introduction

The Cummins 3905084 Flexible Hose is a component designed for use in commercial trucks. Its primary purpose is to facilitate the transfer of fluids within the truck’s system. This hose is integral to maintaining the operational efficiency of the vehicle by ensuring that fluids are transported reliably and without leakage.

Basic Concepts of Flexible Hoses

Flexible hoses are utilized in various fluid transfer systems due to their ability to accommodate movement and vibration, which are common in automotive and heavy-duty applications. These hoses are typically constructed from layers of materials that include an inner tube, reinforcement layers, and an outer cover. The materials used in flexible hoses vary but often include synthetic rubbers, textiles, and metal wires, each contributing to the hose’s flexibility, strength, and resistance to environmental factors ¹.

Role of the 3905084 Flexible Hose in Truck Operation

The Cummins 3905084 Flexible Hose plays a specific role in the operation of a truck by transferring fluids such as coolant, fuel, or hydraulic fluid. It is designed to withstand the pressures and temperatures associated with these fluids, ensuring that they are delivered efficiently to their intended destinations within the truck’s system. This contributes to the overall performance and efficiency of the vehicle by maintaining the integrity of the fluid transfer process ².

Key Features

The Cummins 3905084 Flexible Hose is characterized by several key features that enhance its functionality. Its design incorporates materials that provide flexibility and durability, allowing it to bend and twist without compromising the flow of fluids. The construction materials are chosen for their resistance to wear and tear, as well as their ability to withstand the chemical properties of the fluids they transport. Additionally, the hose may feature unique characteristics such as reinforced layers for added strength or specialized coatings for enhanced resistance to environmental factors.

Benefits

Utilizing the Cummins 3905084 Flexible Hose in commercial trucks offers several advantages. Its improved flexibility allows for greater movement and vibration absorption, reducing the risk of damage to the hose and the system it serves. The resistance to wear and tear ensures a longer service life, minimizing the need for frequent replacements. Enhanced performance is achieved through the reliable transfer of fluids, contributing to the truck’s overall efficiency. Longevity is a significant benefit, as the hose’s durable construction and resistance to environmental factors allow it to maintain its integrity over time.

Troubleshooting and Maintenance

Common issues with the Cummins 3905084 Flexible Hose may include signs of wear such as cracks, leaks, or hardening of the material. Regular inspection intervals are recommended to identify these issues early and prevent potential failures. Maintenance tips include checking for proper installation, ensuring there is no kinking or abrasion, and replacing the hose if any signs of degradation are present. Following these best practices can help maintain the hose in optimal condition and ensure the continued reliable operation of the truck’s fluid transfer system.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a strong reputation in the commercial truck industry. The company’s commitment to manufacturing high-quality components is evident in its product line, including the Cummins 3905084 Flexible Hose, which is designed to meet the demanding requirements of commercial truck applications.

Compatibility with Various Engines

The Cummins part 3905084, a Flexible Hose, is designed to fit seamlessly within a range of Cummins engine models. This part is engineered to provide reliable and durable connections in various engine configurations, ensuring optimal performance and longevity.

6B5.9 and 6C8.3 Engines

The Flexible Hose part 3905084 is compatible with the 6B5.9 and 6C8.3 engines. These engines, known for their robust design and efficiency, benefit from the flexibility and resilience of this hose. It is particularly useful in applications where engine movement and vibration are factors, providing a stable connection that can withstand these conditions.

QSC8.3 and CM850 (CM2850) Engines

Similarly, the QSC8.3 and CM850 (CM2850) engines also utilize the Cummins part 3905084. This hose is integral to maintaining the integrity of the engine’s fluid systems, ensuring that connections remain secure and leak-free. Its design allows for easy installation and removal, facilitating maintenance and repair processes.

The flexibility of this hose ensures that it can adapt to the specific requirements of each engine model, providing a reliable solution for connecting various components within the engine system.

Role of Part 3905084 Flexible Hose in Engine Systems

The part 3905084 flexible hose is a key component in the arrangement and operation of various engine systems, particularly those involving turbochargers. Its primary function is to facilitate the transfer of fluids or gases between different parts of the engine, ensuring smooth and efficient operation.

Turbocharger Integration

In turbocharger systems, the flexible hose plays a significant role in the turbocharger’s plumbing. It connects the turbocharger to other components, allowing for the movement of exhaust gases that drive the turbine. This connection is vital for the turbocharger to function correctly, as it relies on the efficient transfer of exhaust gases to spin the turbine and compress the intake air.

Turbocharger Location and Plumbing

The positioning of the turbocharger within the engine bay often requires flexible connections to accommodate the complex routing of hoses and pipes. The part 3905084 flexible hose is designed to handle these challenges, providing a reliable connection that can withstand the high temperatures and pressures associated with turbocharger operation. Its flexibility allows it to be routed around other engine components without kinking or restricting flow, which is essential for maintaining optimal turbocharger performance.

Overall Engine Arrangement

Beyond its specific role in turbocharger systems, the flexible hose contributes to the overall engine arrangement by providing a versatile solution for connecting various components. Whether it’s linking the intercooler to the intake manifold or connecting the exhaust manifold to the catalytic converter, the part 3905084 ensures that these connections are secure, leak-free, and capable of withstanding the dynamic conditions within the engine compartment.

Conclusion

In summary, the Cummins 3905084 Flexible Hose is a critical element in the efficient and reliable operation of engine systems, particularly those involving turbochargers. Its ability to provide flexible, durable connections ensures that engine components can operate harmoniously, contributing to overall engine performance and longevity.