3347773
Flexible Hose
Cummins®

Introduction

The Cummins 3347773 Flexible Hose is a component designed for use in commercial trucks. It facilitates the transfer of fluids between various systems, contributing to the efficiency and reliability of truck operations. Understanding its purpose and significance is essential for maintaining these vehicles.

Basic Concepts of Flexible Hoses

Flexible hoses are used in automotive systems to connect different components, allowing for the transfer of fluids such as coolant, fuel, and hydraulic fluids. They are designed to accommodate movement and vibration, reducing the risk of leaks and component failure. These hoses are typically made from materials that offer durability and resistance to the specific fluids they transport ¹.

Purpose of the 3347773 Flexible Hose

The Cummins 3347773 Flexible Hose is engineered to connect various systems within a truck, transporting essential fluids for the vehicle’s operation. It ensures that these fluids reach their intended destinations efficiently, contributing to the overall performance and reliability of the truck.

Key Features

The Cummins 3347773 Flexible Hose is characterized by several key features that enhance its performance and longevity. These include its material composition, designed to withstand specific conditions, its flexibility to accommodate movement, and its durability to resist wear and degradation. The hose is also engineered with specific design specifications to ensure optimal performance in its intended applications ².

Benefits

The Cummins 3347773 Flexible Hose offers several benefits over rigid hoses. Its flexibility allows it to accommodate the movement and vibration inherent in truck operations, reducing the risk of leaks. Additionally, its durable construction enhances its longevity, and its design facilitates ease of installation, making it a practical choice for truck maintenance and repair ³.

Installation Considerations

When installing the Cummins 3347773 Flexible Hose, it is important to follow guidelines and best practices to ensure proper fitting and securement. This includes verifying compatibility with the truck’s existing systems, using appropriate fitting methods, and ensuring that the hose is correctly positioned to avoid kinks or unnecessary strain.

Troubleshooting Common Issues

Common issues with flexible hoses may include leaks, kinks, or degradation over time. Troubleshooting these problems involves inspecting the hose for signs of wear or damage, ensuring that fittings are secure, and replacing the hose if necessary to maintain the integrity of the fluid transfer system.

Maintenance Tips

Regular maintenance of the Cummins 3347773 Flexible Hose is important to ensure its continued performance. This includes periodic inspections for signs of wear, cleaning as necessary, and replacing the hose if it shows signs of degradation or if leaks are detected. Adhering to recommended inspection intervals can help prevent unexpected failures.

Cummins: A Brief Overview

Cummins Inc. is a well-established company in the commercial truck industry, known for its range of products that include engines, powertrains, and related components. The company has a reputation for quality and reliability, which is reflected in its products, including the Cummins 3347773 Flexible Hose.

Cummins Engine Compatibility with Part 3347773

The Cummins part 3347773, a Flexible Hose, is designed to integrate seamlessly with several models within the Cummins engine lineup. This part is engineered to ensure optimal performance and durability across various engine configurations.

QSK19 Series

The QSK19 series engines, including the QSK19 CM2350 K114, QSK19 CM500, and QSK19 CM850 MCRS, are compatible with the Flexible Hose part 3347773. This hose is crucial for maintaining the integrity of the engine’s cooling and fuel systems, ensuring that these high-performance engines operate efficiently and reliably.

• QSK19 CM2350 K114: This engine benefits from the flexibility and resilience of part 3347773, which helps in managing the stresses and strains that come with its demanding operational requirements.
• QSK19 CM500: The QSK19 CM500 engine also relies on this part to maintain the necessary fluid flow and pressure, contributing to its overall performance and longevity.
• QSK19 CM850 MCRS: For the QSK19 CM850 MCRS, the Flexible Hose part 3347773 is essential in providing a reliable connection that can withstand the rigors of continuous operation.

The integration of part 3347773 into these engines ensures that the fluid pathways remain intact, preventing leaks and maintaining the efficiency of the engine’s systems. This compatibility highlights the versatility and robustness of the part, making it a critical component for the QSK19 series engines.

Role of Part 3347773 Flexible Hose in Various Engine Systems

Plumbing Systems

In plumbing applications, the 3347773 Flexible Hose is instrumental in connecting various components of the system. It allows for the transfer of fluids, such as water or coolant, between different parts of the engine or machinery. The flexibility of the hose ensures that it can accommodate movements and vibrations, reducing the risk of leaks and enhancing the overall reliability of the plumbing system.

Engine Oil Primer

When integrated into an engine oil primer system, the 3347773 Flexible Hose facilitates the pre-lubrication of engine components before startup. This is particularly important in high-performance or large engines where ensuring all moving parts are adequately lubricated can prevent wear and tear. The hose’s flexibility allows it to route oil efficiently to critical areas, ensuring that the priming process is both effective and reliable.

Pre-Lube Starter Kit

In a pre-lube starter kit, the 3347773 Flexible Hose plays a significant role in delivering oil to the engine’s bearings and other vital components prior to ignition. This pre-lubrication is essential for reducing friction and preventing damage during the initial startup phase. The hose’s design ensures that oil flows smoothly and consistently, contributing to the longevity and performance of the engine.

Conclusion

The Cummins 3347773 Flexible Hose is a critical component in the operation of commercial trucks, facilitating the efficient transfer of fluids across various systems. Its flexibility, durability, and compatibility with Cummins engines make it an essential part for maintaining the performance and reliability of these vehicles. Regular maintenance and proper installation are key to ensuring the longevity and effectiveness of this part.