3938056
Plain Hose
Cummins®

The Cummins 3938056 Plain Hose is a component designed for use in commercial trucks. It serves a specific function within the truck’s fluid systems, contributing to the overall efficiency and reliability of the vehicle. Understanding its purpose and operation is key to maintaining the truck’s performance and longevity.

Basic Concepts of Plain Hoses

Plain hoses are flexible tubes used to transport fluids within various systems of a vehicle. They are integral to the operation of fluid systems, allowing for the movement of liquids and gases between different components. In the context of a truck, plain hoses facilitate the transfer of essential fluids such as coolant, fuel, and hydraulic fluid. Their design enables them to withstand pressure, temperature variations, and environmental factors, ensuring consistent performance ¹.

Purpose of the Cummins 3938056 Plain Hose

This Cummins part is designed to play a role in the fluid systems of commercial trucks. It is involved in the transportation of specific fluids, contributing to the operation of systems such as the engine cooling system, fuel delivery system, or hydraulic systems. The hose’s function is to provide a reliable conduit for these fluids, ensuring they reach their intended destinations efficiently and without leakage ².

Key Features

The Cummins 3938056 Plain Hose is characterized by several key features that enhance its performance and durability. It is constructed from materials that offer resistance to wear, corrosion, and environmental factors. The design of the hose includes reinforced layers to withstand high pressure and temperature fluctuations. Additionally, it may feature smooth inner walls to facilitate fluid flow and reduce resistance ³.

Benefits

This part offers several benefits that contribute to the efficient operation of a truck’s fluid systems. Its design allows for improved fluid transfer efficiency, ensuring that fluids reach their destinations with minimal loss or leakage. The hose’s durability under high pressure and resistance to wear and environmental factors contribute to its longevity, reducing the need for frequent replacements.

Installation Considerations

Proper installation of the Cummins 3938056 Plain Hose is crucial for its effective operation and longevity. Installation procedures should follow manufacturer guidelines to ensure a secure fit and proper alignment within the truck’s fluid systems. Best practices include using the appropriate tools and techniques to avoid damage to the hose or surrounding components. Common pitfalls to avoid during installation include over-tightening fittings, which can lead to leaks or hose failure.

Troubleshooting and Maintenance

Regular maintenance and troubleshooting are important for ensuring the longevity and performance of the Cummins 3938056 Plain Hose. Common issues may include leaks, cracks, or signs of wear, which can be identified through visual inspection or pressure testing. Maintenance tips include checking for proper alignment and connection, ensuring there is no kinking or abrasion, and replacing the hose if signs of damage are present.

Compatibility and Use

The Cummins 3938056 Plain Hose is designed for use in various truck models and configurations, compatible with specific systems and fluid types. Its application within these systems ensures that it meets the demands of commercial truck operations, contributing to the vehicle’s overall performance and reliability.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and fluid systems. With a history of innovation and commitment to quality, Cummins serves the automotive and heavy-duty truck industries, providing products that enhance the performance, efficiency, and reliability of vehicles. The company’s focus on research and development ensures that its products, including the Cummins 3938056 Plain Hose, meet the evolving needs of the industry.

Cummins Engine Compatibility with Part 3938056

The Cummins part 3938056, a Plain Hose, is designed to fit a variety of Cummins engines, ensuring compatibility across multiple models. Here is a detailed breakdown of the engines that this part fits:

15N CM2380 Series

• 15N CM2380: This engine benefits from the Plain Hose in maintaining efficient fluid transfer within the system.

4B3.9 and 6B5.9 Series

• 4B3.9
• 6B5.9

These engines utilize the Plain Hose to ensure seamless fluid flow, crucial for maintaining optimal engine performance.

6C8.3 Series

• 6C8.3
• C8.3 G
• G8.3

The Plain Hose is integral in these engines, providing the necessary flexibility and durability for fluid transfer.

B5.9 Series

• B5.9
• B5.9 GAS PLUS CM556

This part ensures that the fluid systems in these engines operate smoothly, preventing leaks and maintaining pressure.

B6.7 Series

• B6.7 G CMOH6.0 B125
• C GAS PLUS CM556
• B6.7 G CMOH6.0 G111

The Plain Hose is essential for these engines, providing the necessary connections for fluid transfer and maintaining system integrity.

ISB5.9 and ISB6.7 Series

• ISB5.9 G CM2180
• ISB6.7 G CM2180 B118

This part ensures that the fluid systems in these engines are properly connected, facilitating efficient operation.

ISX12 and ISL Series

• ISX12 G CM2180 EJ
• ISL G CM2180

The Plain Hose is critical in these engines, providing the necessary connections for fluid transfer and ensuring system reliability.

ISZ13 and QSZ13 Series

• ISZ13 CM2150 Z105
• QSZ13 CM2150 Z102

This part ensures that the fluid systems in these engines are properly connected, facilitating efficient operation.

X12N Series

• X12N CMMDG1 X143B

The Plain Hose is essential for this engine, providing the necessary connections for fluid transfer and ensuring system reliability.

L8.9G Series

• L8.9G CMOH2.0 L125B

This part ensures that the fluid systems in this engine are properly connected, facilitating efficient operation.

The Plain Hose part 3938056 is a versatile component that fits across a wide range of Cummins engines, ensuring that fluid systems operate smoothly and efficiently.

Role of Part 3938056 Plain Hose in Various Engine Systems

Part 3938056 Plain Hose is integral to several engine systems, facilitating the smooth operation and efficiency of these components.

Air Control Valve

The Plain Hose is utilized in the Air Control Valve (ACV) system to manage the airflow into the engine. It ensures that the correct amount of air is delivered to the combustion chamber, optimizing engine performance and fuel efficiency.

Air Fuel Control Plumbing

In the Air Fuel Control Plumbing system, the Plain Hose plays a key role in transporting air and fuel mixtures to the engine. This ensures precise control over the air-fuel ratio, which is essential for efficient combustion and reduced emissions.

Air Fuel Control Tube

The Air Fuel Control Tube relies on the Plain Hose to connect various components within the system. This connection is vital for maintaining the integrity of the air-fuel mixture as it travels to the engine, ensuring consistent performance.

Air Tube

Within the Air Tube system, the Plain Hose is used to route air to different parts of the engine. This is important for cooling, ventilation, and maintaining optimal operating temperatures.

Engine Installation Kit

In an Engine Installation Kit, the Plain Hose is often included to facilitate the connection between the engine and other components. This ensures a secure and leak-free installation, which is important for the overall reliability of the engine system.

Sensor Plumbing

For Sensor Plumbing, the Plain Hose is used to connect sensors to the engine. This allows for accurate monitoring of various parameters such as pressure, temperature, and flow rates, enabling the engine control unit to make real-time adjustments.

Turbocharger Plumbing

In Turbocharger Plumbing systems, the Plain Hose is essential for routing air from the turbocharger to the engine. This enhances the engine’s performance by providing a higher volume of air, which is compressed to improve combustion efficiency.

Water Outlet Connection

The Plain Hose is also used in the Water Outlet Connection system to route coolant from the engine to the radiator. This is important for dissipating heat and maintaining the engine’s operating temperature within safe limits.

Conclusion

The Cummins 3938056 Plain Hose is a critical component in the fluid systems of commercial trucks, designed to ensure efficient and reliable operation. Its key features, benefits, and compatibility with various Cummins engines make it a versatile and essential part for maintaining the performance and longevity of truck fluid systems.