3687304
Flexible Hose
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$389.95 $464.04

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.


DESCRIPTION

The Cummins 3687304 Flexible Hose is a component designed for use in commercial trucks. It serves a specific function within the truck’s system, contributing to the efficient operation of various subsystems. Understanding its role and significance can provide insights into the overall functionality and maintenance of commercial trucks.

Basic Concepts of Flexible Hoses

Flexible hoses are components used in automotive and other systems to transfer fluids or gases. They are designed to accommodate movement and vibration, which are common in vehicle operations. These hoses are typically made from materials that offer flexibility, durability, and resistance to the substances they transport. Their applications range from fuel lines to coolant systems, providing a vital link between different parts of the vehicle 1.

Purpose of the 3687304 Flexible Hose in Truck Operations

The 3687304 Flexible Hose plays a role in the operation of commercial trucks by connecting specific systems and facilitating the transport of fluids. It is engineered to withstand the pressures and temperatures associated with its intended use, ensuring reliable performance in demanding environments. The hose’s flexibility allows it to adapt to the movements of the truck, reducing the risk of damage or disconnection 2.

Key Features

This Cummins part is characterized by several key features that enhance its performance. These include its material composition, which is selected for durability and resistance to the fluids it transports. The hose’s flexibility is designed to accommodate the dynamic movements of a commercial truck, while its construction ensures longevity and reliability. Design specifications such as diameter, length, and connection types are tailored to meet the specific requirements of its application 3.

Benefits of Using the 3687304 Flexible Hose

Utilizing the 3687304 Flexible Hose offers several advantages. Its design contributes to improved system reliability by reducing the risk of leaks and disconnections. The hose’s flexibility in routing allows for easier installation and adaptation to the truck’s layout. Additionally, its durability ensures longevity, providing a cost-effective solution compared to rigid hoses that may require more frequent replacement.

Installation Considerations

When installing the 3687304 Flexible Hose, it is important to follow guidelines and best practices to ensure proper function and longevity. This includes selecting the correct fittings, securing the hose in place to prevent movement that could lead to wear or damage, and ensuring that the hose is correctly aligned within the truck’s system to maintain efficient fluid flow.

Maintenance and Troubleshooting

Regular maintenance of the 3687304 Flexible Hose is key to ensuring its longevity and efficiency. This includes periodic inspections for signs of wear, damage, or leaks. Common issues that may arise include hose degradation due to exposure to harsh chemicals or physical damage from moving parts. Troubleshooting steps may involve replacing worn sections, ensuring proper alignment, or addressing leaks promptly to prevent system failure.

Cummins: A Brief Overview

Cummins Inc. is a well-established manufacturer in the commercial truck industry, known for its commitment to quality and innovation. The company offers a wide range of products designed to meet the demanding requirements of commercial vehicles. Cummins’ reputation is built on a history of delivering reliable, high-performance components that contribute to the efficiency and durability of trucks.

Role of Part 3687304 Flexible Hose in Plumbing and Turbocharger Systems

Plumbing Systems

In plumbing systems, the 3687304 Flexible Hose serves as a vital connector between various components. It facilitates the transfer of fluids, such as water or coolant, ensuring a secure and leak-free connection. This hose is often used to link pipes, valves, and fittings, accommodating the necessary movement and vibration that occur within the system. Its flexibility allows it to absorb shocks and reduce stress on the connected components, enhancing the overall durability and reliability of the plumbing network.

Turbocharger Systems

Within turbocharger systems, the 3687304 Flexible Hose plays a significant role in managing the flow of exhaust gases and intake air. It connects the turbocharger to the engine’s intake and exhaust manifolds, allowing for efficient transfer of high-pressure air and gases. The hose’s flexibility is essential in handling the dynamic movements and thermal expansions that occur during engine operation. This ensures a stable and secure connection, minimizing the risk of leaks and maintaining optimal turbocharger performance. Additionally, the hose helps in reducing vibrations transmitted from the turbocharger to the engine, contributing to smoother operation and prolonged component life.

Conclusion

The 3687304 Flexible Hose is a critical component in the operation of commercial trucks, offering flexibility, durability, and efficient fluid transfer. Its role in both plumbing and turbocharger systems underscores its importance in maintaining the reliability and performance of truck engines. Regular maintenance and proper installation are essential to ensure the longevity and efficiency of this part.


  1. Livesey, Andrew. The Repair of Vehicle Bodies. Elevier, 2000.

  2. Kershaw, John F. SAE International’s Dictionary for Automotive Engineers. SAE International, 2023.

  3. General Information. Bulletin Number 3666013. Operation and Maintenance Manual.

SPECIFICATIONS

Package Dimensions
13.0 x 1.0 x 1.0 in
Weight
0.26 lbs
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.