4917974
Flexible Hose
Cummins®

The Cummins 4917974 Flexible Hose is a critical component in commercial truck operations, designed to facilitate the efficient and safe transfer of fluids. Understanding its purpose and significance is essential for maintaining the overall performance and reliability of commercial vehicles.

Basic Concepts of Flexible Hoses

Flexible hoses are utilized in various automotive and industrial applications to transport fluids such as coolant, fuel, and air. They are engineered to offer flexibility and durability, accommodating the dynamic movements and vibrations inherent in vehicle operations. These hoses provide a conduit for fluid transfer between rigid components, reducing stress on the system ¹.

Purpose of the Cummins 4917974 Flexible Hose

The Cummins 4917974 Flexible Hose is employed in truck systems to connect different components, enabling the transfer of specific fluids. It maintains the integrity of the fluid transfer system by allowing for movement and reducing the transmission of vibrations to connected parts. This hose is vital for ensuring that the fluid systems within a truck operate smoothly and efficiently.

Key Features

The Cummins 4917974 Flexible Hose is distinguished by several key features that enhance its performance. These include its material composition, designed to withstand the pressures and temperatures of the fluids it transports. The hose’s flexibility allows it to accommodate the movements of the truck without kinking or breaking, while its durability ensures long-term reliability. Design specifications such as reinforced layers and specific diameters contribute to its effectiveness in fluid transfer systems ².

Benefits

The use of the Cummins 4917974 Flexible Hose offers several advantages. Its flexibility over rigid hoses reduces the likelihood of damage from movement and vibration, leading to a more durable and reliable fluid transfer system. This reduction in vibration and stress on connected components can contribute to the longevity of the entire system. Additionally, the design of the hose enhances safety and reliability in fluid transfer, minimizing the risk of leaks and failures ³.

Installation Considerations

When installing the Cummins 4917974 Flexible Hose, it is crucial to follow guidelines and best practices to ensure proper function and longevity. This includes ensuring proper alignment with connected components, using appropriate securing methods to maintain position and integrity, and verifying compatibility with existing systems to prevent issues such as leaks or improper fit.

Troubleshooting and Maintenance

Common issues with flexible hoses may include leaks, wear, and reduced flexibility over time. Diagnosing problems involves inspecting the hose for signs of damage, ensuring proper installation, and checking for compatibility issues with other system components. Maintenance tips for the Cummins 4917974 Flexible Hose include regular inspection for wear and damage, ensuring secure connections, and replacing the hose if signs of degradation are present to maintain optimal performance and safety.

Safety Precautions

When handling, installing, and maintaining the Cummins 4917974 Flexible Hose, it is important to observe safety measures to prevent accidents. This includes wearing appropriate personal protective equipment, ensuring the system is depressurized before working on it, and following manufacturer guidelines for installation and maintenance to ensure safe operation.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions solutions. With a history of innovation and a commitment to quality, Cummins has established a strong reputation in the commercial truck industry. The company’s product range is designed to meet the demanding requirements of commercial operations, emphasizing durability, efficiency, and reliability.

Cummins Engine Part 4917974: Flexible Hose Compatibility

The Cummins part number 4917974, a Flexible Hose, is a critical component in the engine systems of various Cummins engines. This part is designed to provide flexibility and durability, ensuring smooth operation and longevity in demanding environments. Here is a detailed look at how this part integrates with the specified engines:

QSK60 and CM850 Engines

The Cummins QSK60 and CM850 engines are high-performance, heavy-duty diesel engines widely used in various industrial applications, including marine, power generation, and heavy-duty transportation. The flexible hose part 4917974 is integral to these engines, connecting various fluid systems and ensuring that the engine operates efficiently under high stress and varying conditions.

• QSK60 Engine: This engine is known for its robust design and high power output. The flexible hose part 4917974 is used in the engine’s cooling system, connecting the engine block to the radiator. This connection is crucial for maintaining optimal engine temperature and preventing overheating, which can lead to severe damage.

• CM850 Engine: Similarly, the CM850 engine benefits from the flexibility and durability of part 4917974. This part is often used in the fuel delivery system, ensuring that fuel is efficiently transported from the fuel tank to the engine. The flexibility of the hose allows for smooth operation even when the engine is subjected to vibrations and movements.

MCRS Engines

The MCRS (Marine Compact Repower System) engines are designed for marine applications, providing reliable power in challenging marine environments. The flexible hose part 4917974 is essential in these engines, facilitating the connection between various fluid systems and ensuring the engine’s smooth operation.

• MCRS Engines: In the MCRS engines, the flexible hose part 4917974 is commonly used in the engine’s lubrication system. This part connects the oil pump to the engine block, ensuring that the engine receives a consistent supply of lubrication. The flexibility of the hose allows for smooth operation even when the engine is subjected to the constant vibrations and movements of a marine environment.

By integrating seamlessly with the QSK60, CM850, and MCRS engines, the Cummins part number 4917974 ensures that these engines operate efficiently and reliably, providing the performance and durability that Cummins customers expect.

Role of Part 4917974 Flexible Hose in Engine Systems

The part 4917974 flexible hose is integral to the efficient operation of various engine systems, particularly in the context of turbocharger oil plumbing. This component serves as a vital link in the oil supply and return circuits, ensuring that the turbocharger receives the necessary lubrication for optimal performance and longevity.

In the turbocharger oil plumbing system, the flexible hose connects the oil supply line from the engine to the turbocharger. This connection allows for the transfer of pressurized oil to lubricate the turbocharger’s bearings and other moving components. The flexibility of the hose accommodates the dynamic movements and vibrations inherent in engine operation, preventing stress and potential failure of the oil lines.

Additionally, the hose plays a role in the oil return circuit, facilitating the flow of used oil back to the engine sump. This ensures that the oil can be recirculated and reconditioned, maintaining a consistent supply of clean, pressurized oil to the turbocharger.

The use of a flexible hose in these applications enhances the reliability and durability of the oil plumbing system. It allows for easier installation and maintenance, reducing the likelihood of leaks and improving overall system efficiency.

Conclusion

The Cummins 4917974 Flexible Hose is a vital component in the fluid transfer systems of commercial trucks and various Cummins engines. Its flexibility, durability, and design features contribute to the efficient and reliable operation of these systems. Proper installation, maintenance, and adherence to safety precautions are essential to ensure the longevity and performance of this part.