4937620
Air Transfer Tube
Cummins®

The Cummins 4937620 Flexible Hose Assembly is a component designed for use in commercial trucks. It serves a role in the fluid transfer systems of these vehicles, ensuring the efficient and safe movement of fluids between various parts of the truck. Understanding its purpose and significance is key to maintaining the overall performance and reliability of commercial trucks.

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 the movement of fluids such as coolant, fuel, or hydraulic fluid. These assemblies are designed to accommodate the vibrations, movements, and thermal expansions that occur within a vehicle, ensuring a secure and leak-free connection. They operate by providing a flexible link between rigid components, which helps to absorb shocks and reduce stress on the system ¹.

Purpose of the 4937620 Flexible Hose Assembly

This Cummins part is specifically designed to connect various systems within a truck, facilitating the transport of fluids essential for the vehicle’s operation. It plays a role in connecting components within the engine cooling system, fuel system, or hydraulic systems, depending on its application. By providing a flexible connection, it ensures that fluids can be transferred efficiently and safely, even as the vehicle undergoes various movements and vibrations.

Key Features

The 4937620 is characterized by several key features that enhance its performance and durability. It is constructed from high-quality materials that offer resistance to wear, corrosion, and high temperatures. Its design includes reinforced ends to ensure a secure connection to fittings, and it may feature unique characteristics such as spiral wire reinforcement for added strength and flexibility. These features contribute to its reliability and longevity in demanding applications ².

Benefits

The use of the 4937620 offers several benefits. Its flexibility allows it to accommodate the movements and vibrations inherent in truck operations, reducing the risk of leaks and disconnections. The materials used in its construction provide resistance to wear and tear, enhancing its durability. Additionally, its design contributes to safer fluid transfer operations by minimizing the risk of fluid leaks, which can pose safety hazards.

Installation Considerations

Proper installation of the 4937620 is crucial for ensuring its optimal performance and longevity. Installation procedures should follow manufacturer guidelines, including the use of appropriate tools and techniques to secure connections. It is important to ensure that the hose is not kinked or twisted during installation, as this can impede fluid flow and reduce the effectiveness of the assembly. Following best practices for installation will help to maintain the integrity of the fluid transfer system.

Troubleshooting Common Issues

Common issues with flexible hose assemblies may include leaks, degradation, or blockages. Troubleshooting these problems involves inspecting the hose for signs of wear, checking connections for tightness, and ensuring that the hose is not damaged or obstructed. Addressing these issues promptly can help to maintain the efficiency and safety of the fluid transfer system.

Maintenance Tips

Routine maintenance of the 4937620 is important for prolonging its lifespan and ensuring reliable operation. This includes regular inspections for signs of wear or damage, cleaning the hose to remove any buildup that could impede fluid flow, and replacing the assembly according to manufacturer guidelines or when signs of degradation are observed. Adhering to these maintenance practices will help to maintain the performance of the fluid transfer system.

Safety Precautions

When working with the 4937620, it is important to observe safety precautions to protect both the technician and the vehicle. This includes wearing appropriate protective equipment, such as gloves and safety glasses, and ensuring that the vehicle is properly supported and secured before beginning work. Handling the hose assembly with care and following manufacturer guidelines for installation and maintenance will help to ensure a safe working environment.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration systems, and aftermarket parts. With a commitment to innovation and quality, Cummins serves customers in approximately 190 countries and territories, providing reliable and efficient power solutions for a variety of applications. The company’s history of excellence and dedication to customer satisfaction underscores its position as a leader in the automotive industry.

Flexible Hose Assembly 4937620 by Cummins

The Flexible Hose Assembly 4937620, manufactured by Cummins, is a component designed to fit seamlessly with the ISC CM2150 and ISL CM2150 engines. This part is engineered to provide a reliable connection between various fluid systems within these engines, ensuring efficient operation and minimizing the risk of leaks or failures.

For the ISC CM2150 engine, the Flexible Hose Assembly 4937620 is specifically tailored to interface with the engine’s hydraulic and cooling systems. Its flexibility allows it to accommodate the natural movements and vibrations of the engine, reducing stress on the connections and extending the lifespan of the hose.

Similarly, in the ISL CM2150 engine, the Flexible Hose Assembly 4937620 is designed to integrate with the engine’s fuel and cooling systems. The assembly’s robust construction and precise fit ensure that it can handle the high pressures and temperatures typical of these systems, maintaining optimal performance and reliability.

Both engines benefit from the use of this part, as it provides a secure and flexible connection that can withstand the rigors of continuous operation. The compatibility of the Flexible Hose Assembly 4937620 with both the ISC CM2150 and ISL CM2150 engines underscores its versatility and importance in maintaining the integrity of the engine’s fluid systems.

Role of Part 4937620 Flexible Hose Assembly in Engine Systems

The 4937620 Flexible Hose Assembly is a component in various engine systems, facilitating the efficient transfer of fluids and gases. In the context of plumbing systems within engines, this hose assembly is utilized to connect different sections of the coolant system. It ensures a secure and flexible connection between the radiator, water pump, and engine block, allowing for the circulation of coolant. This circulation is vital for maintaining optimal engine temperature, preventing overheating, and ensuring the longevity of engine components.

In Exhaust Recirculation (EGR) systems, the 4937620 Flexible Hose Assembly plays a role by providing a durable and flexible conduit for recirculated exhaust gases. It connects the EGR valve to the intake manifold, allowing a measured amount of exhaust gas to be reintroduced into the combustion chamber. This process helps reduce nitrogen oxides (NOx) emissions, contributing to a cleaner and more efficient combustion process. The flexibility of the hose assembly accommodates the vibrations and movements inherent in engine operation, ensuring a reliable seal and preventing leaks that could compromise EGR system performance.

Conclusion

The 4937620 Flexible Hose Assembly by Cummins is a critical component for the efficient and safe operation of commercial trucks and engines. Its design, featuring high-quality materials and reinforced ends, ensures durability and reliability in demanding applications. Proper installation, regular maintenance, and adherence to safety precautions are essential for maximizing the performance and lifespan of this part. Cummins’ commitment to innovation and quality is reflected in the design and functionality of the 4937620, making it a valuable asset in the maintenance and operation of commercial vehicles and engines.