4980961
Flexible Hose
Cummins®

The Cummins 4980961 Flexible Hose is a component designed for use in commercial truck systems. It serves as a conduit for various fluids within the truck’s operational systems, facilitating the transfer of these fluids between different parts of the vehicle. This hose is integral to maintaining the efficiency and reliability of the truck’s systems by ensuring a secure and flexible connection that can withstand the dynamic conditions of commercial vehicle operation ¹.

Basic Concepts of Flexible Hoses

Flexible hoses are utilized in automotive systems to connect components that may move relative to each other or require a degree of flexibility to accommodate the vehicle’s operation. These hoses are typically made from materials that offer durability, flexibility, and resistance to the specific fluids they transport. In automotive applications, flexible hoses play a role in systems such as fuel delivery, coolant circulation, and hydraulic systems, among others. They function by providing a pathway for fluids to travel while accommodating the movement and vibration inherent in vehicle operation ².

Purpose of the Cummins 4980961 Flexible Hose

The Cummins 4980961 Flexible Hose is specifically designed to connect various systems within a truck, facilitating the transport of fluids such as coolant, fuel, or hydraulic fluid. It plays a role in ensuring that these fluids can move between components without leakage, even as the truck undergoes the stresses of operation. This hose is part of the system that maintains the truck’s operational integrity by ensuring that fluid transfer is efficient and reliable ³.

Key Features

The Cummins 4980961 Flexible Hose is characterized by its material composition, which typically includes synthetic rubber or other durable polymers. These materials are chosen for their ability to withstand the chemical properties of the fluids they transport, as well as the physical stresses of the truck’s operation. The design of the hose may include reinforcement layers to enhance its durability and resistance to abrasion and pressure. Unique characteristics such as specific bend radii or connection types may also be present to ensure compatibility and performance within the truck’s system.

Benefits

The Cummins 4980961 Flexible Hose offers several advantages, including enhanced flexibility which allows it to accommodate the movement of connected components without kinking or leaking. Its resistance to wear and tear contributes to the longevity of the hose, reducing the need for frequent replacements. Additionally, the hose’s design and material properties contribute to the overall efficiency of the truck’s systems by ensuring reliable fluid transfer under varying operational conditions.

Installation Considerations

Proper installation of the Cummins 4980961 Flexible Hose involves ensuring compatibility with other components in the system and following best practices to secure connections and prevent leaks. It is important to verify that the hose fits within the specified parameters for length, diameter, and connection types. During installation, care should be taken to avoid kinking the hose and to ensure that all connections are tight and secure. Following the manufacturer’s guidelines for installation can help ensure optimal performance and longevity of the hose.

Troubleshooting Common Issues

Common issues with flexible hoses, such as leaks or degradation, can often be traced to installation errors, material fatigue, or exposure to incompatible fluids or environmental conditions. Troubleshooting these issues involves inspecting the hose for signs of wear, checking connections for tightness, and verifying that the hose is compatible with the fluids and systems it serves. Addressing these issues promptly can help maintain the efficiency and safety of the truck’s systems.

Maintenance Tips

Regular maintenance of the Cummins 4980961 Flexible Hose includes routine inspections for signs of wear, such as cracks, bulges, or leaks. It is also important to check connections for tightness and ensure that the hose remains free of kinks or obstructions. Signs of degradation or incompatibility with transported fluids may indicate the need for replacement. Adhering to a maintenance schedule can help prevent unexpected failures and ensure the continued reliability of the truck’s systems.

Cummins Overview

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 reputation for reliability and performance in the commercial truck industry. The company’s commitment to quality is evident in its automotive components, which are designed to meet the demanding requirements of commercial vehicle operation.

The Cummins part 4980961, a Flexible Hose, is designed to integrate seamlessly with several of Cummins’ engine models. Specifically, this part is compatible with the QSB6.7 M CM2250 and the QSC8.3 CM850 (CM2850) engines.

For the QSB6.7 M CM2250, the Flexible Hose is engineered to connect various fluid lines, ensuring a secure and leak-proof interface. This is crucial for maintaining the engine’s operational integrity by preventing fluid leaks that could lead to performance issues or damage.

Similarly, in the QSC8.3 CM850 (CM2850) engines, the Flexible Hose plays a vital role in the fluid management system. It is designed to withstand the high pressures and temperatures typical of these engines, ensuring durability and reliability under demanding conditions.

Both engines benefit from the flexibility and resilience of this hose, which allows for smooth operation and easy maintenance. The design accommodates the natural movements of the engine components, reducing stress on the connections and prolonging the lifespan of the hose itself.

Role of Part 4980961 Flexible Hose in Plumbing and Marine Gear Oil Cooler Systems

Plumbing Systems

In plumbing systems, the 4980961 Flexible Hose serves as a vital connector between various components. It facilitates the transfer of fluids such as water, gas, or other substances between pipes, valves, and appliances. The flexibility of the hose allows for easy installation and adjustment, accommodating the dynamic nature of plumbing layouts. It ensures a secure and leak-free connection, maintaining the integrity of the system. Additionally, the hose’s durability helps withstand pressure fluctuations and environmental conditions, contributing to the overall efficiency and reliability of the plumbing network.

Marine Gear Oil Cooler Systems

In marine gear oil cooler systems, the 4980961 Flexible Hose plays a significant role in the circulation of oil. It connects the gear oil cooler to the transmission system, allowing for the efficient transfer of heated oil to the cooler and the return of cooled oil to the system. This process is essential for maintaining optimal operating temperatures, which in turn enhances the performance and longevity of the marine gear. The flexibility of the hose is particularly beneficial in marine environments, where vibrations and movements are common. It ensures that the connections remain intact and functional, even under challenging conditions. The hose’s resistance to corrosion and various fluids further ensures that it can withstand the harsh marine environment, providing reliable service over time.

Conclusion

The Cummins 4980961 Flexible Hose is a critical component in the efficient and reliable operation of commercial truck systems. Its design, material composition, and compatibility with various engine models underscore its importance in maintaining the integrity of fluid transfer systems. Regular maintenance and proper installation are key to ensuring the longevity and performance of this hose, contributing to the overall efficiency of the truck’s systems.