4964155
Flexible Hose
Cummins®

Introduction

The Cummins 4964155 Flexible Hose is a component designed for use in heavy-duty truck systems. It serves as a conduit for various fluids within the truck’s system, facilitating efficient operation and maintenance of the vehicle. This hose is engineered to withstand the demanding conditions typical of heavy-duty applications, ensuring reliable performance and longevity.

Basic Concepts of Flexible Hoses

Flexible hoses are used extensively in automotive and heavy-duty truck systems to connect different components and allow for the transfer of fluids such as coolant, fuel, and hydraulic fluids. Unlike rigid pipes, flexible hoses can accommodate movement and vibration, reducing stress on connected parts and enhancing the overall durability of the system. They are typically made from a combination of rubber, synthetic materials, and reinforcement layers to provide flexibility, strength, and resistance to environmental factors ¹.

Purpose of the Cummins 4964155 Flexible Hose

The Cummins 4964155 Flexible Hose plays a specific role in the operation of a truck by connecting various systems and transporting essential fluids. It is commonly used in fuel systems, coolant systems, and hydraulic systems. By providing a flexible connection, it allows for the natural movement and vibration of the truck’s components without compromising the integrity of the fluid transfer. This hose ensures that fluids are delivered efficiently and reliably to their intended destinations within the truck’s system.

Key Features

The Cummins 4964155 Flexible Hose is characterized by several key features that enhance its performance and longevity. It is constructed from high-quality materials that offer excellent flexibility and durability. The hose is designed to resist wear, abrasion, and environmental factors such as extreme temperatures and chemical exposure. Its design specifications include reinforced layers to maintain structural integrity under pressure and movement, ensuring a secure and reliable connection within the truck’s system.

Benefits

Using the Cummins 4964155 Flexible Hose offers several advantages. Its flexibility allows it to accommodate the movement and vibration inherent in heavy-duty truck operations, reducing the risk of damage to connected components. This flexibility also helps in minimizing vibration transmission throughout the system, contributing to a smoother and more efficient operation. Additionally, the hose’s resistance to wear and environmental factors ensures long-lasting performance, reducing the need for frequent replacements.

Installation Considerations

When installing the Cummins 4964155 Flexible Hose, it is important to follow guidelines and best practices to ensure proper fitting and secure connections. This includes selecting the correct fittings and ensuring they are compatible with the truck’s system. The hose should be routed to avoid sharp bends or kinks, which can impede fluid flow and cause damage. Securement methods such as clamps should be used to maintain a tight and stable connection, preventing leaks and ensuring the hose remains in place during operation.

Troubleshooting Common Issues

Common issues associated with flexible hoses include leaks, kinks, and degradation over time. To address these problems, regular inspections should be conducted to identify any signs of wear or damage. If a leak is detected, the hose should be replaced or repaired promptly to prevent fluid loss and potential system failure. Kinks can often be resolved by re-routing the hose to avoid sharp bends. Degradation may require replacement of the hose to maintain system integrity and performance.

Maintenance Tips

To ensure the longevity and optimal performance of the Cummins 4964155 Flexible Hose, regular maintenance is recommended. This includes periodic inspections to check for signs of wear, cracks, or leaks. Cleaning the hose and its connections can help prevent buildup of contaminants that may cause blockages or damage. Following manufacturer guidelines for replacement intervals can also help maintain system reliability and efficiency.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins is committed to quality, innovation, and customer satisfaction. The company offers a wide range of products designed to meet the needs of various industries, including automotive, construction, and agriculture. Cummins’ dedication to excellence is evident in its comprehensive product range and ongoing investment in research and development ².

Compatibility with Cummins Engines

The Cummins Flexible Hose part number 4964155 is designed to integrate seamlessly with a range of Cummins engines, ensuring efficient and reliable performance. This part is particularly compatible with the following engine models:

• QSK50 CM2150 MCRS
• QSK50 CM2350 K108
• QSK60 CM850 MCRS

These engines are part of Cummins’ robust lineup, known for their durability and power. The flexible hose is engineered to withstand the operational demands of these engines, providing a critical connection that maintains fluid flow and pressure integrity. Its design allows for flexibility and movement, accommodating the dynamic nature of engine components during operation.

When installed in the QSK50 series engines, the hose ensures that the fluid systems operate smoothly, reducing the risk of leaks and wear. Similarly, in the QSK60 series, the hose’s flexibility and strength are crucial for maintaining the high-performance standards expected from these engines.

The compatibility of the 4964155 flexible hose with these engines underscores Cummins’ commitment to providing high-quality parts that enhance engine performance and longevity.

Role of Part 4964155 Flexible Hose in Engine Systems

The part 4964155 Flexible Hose is integral to the efficient operation of the fuel pump within engine systems. This hose facilitates the seamless transfer of fuel from the fuel tank to the fuel pump, ensuring a consistent and reliable fuel supply. Its flexibility allows it to accommodate the movements and vibrations inherent in engine operation, maintaining a secure and leak-free connection.

In addition to its primary function with the fuel pump, the 4964155 Flexible Hose also plays a supportive role in other engine components. It aids in the distribution of fuel to the fuel injectors, contributing to precise fuel delivery and combustion. The hose’s durable construction ensures it can withstand the pressures and temperatures associated with fuel systems, enhancing overall engine performance and reliability ³.

Conclusion

The Cummins 4964155 Flexible Hose is a vital component in heavy-duty truck systems, designed to ensure efficient and reliable fluid transfer. Its flexibility, durability, and resistance to environmental factors make it an essential part for maintaining the performance and longevity of the vehicle. Proper installation, regular maintenance, and timely troubleshooting are key to maximizing the benefits of this Cummins part.