3864172
Flexible Hose
Cummins®

The Cummins 3864172 Flexible Hose is a specialized component designed for use in commercial trucks. Its primary function is to facilitate the transfer of fluids within the truck’s systems, ensuring efficient operation and reliability. This part is integral to maintaining the performance and longevity of the truck’s fluid systems.

Basic Concepts of Flexible Hoses

Flexible hoses are used extensively in automotive applications to connect various components within fluid systems. They are designed to accommodate movement and vibration, which are common in vehicle operations. Flexible hoses allow for the transfer of fluids such as coolant, fuel, and hydraulic fluid while withstanding pressure and temperature variations. Their flexibility helps reduce stress on connected components, enhancing the overall durability and performance of the system ¹.

Purpose of the 3864172 Flexible Hose

The Cummins 3864172 Flexible Hose plays a specific role in the operation of a truck by connecting critical components within fluid systems. It is responsible for transporting fluids such as coolant or hydraulic fluid between parts that may move relative to each other. This hose ensures a consistent and reliable fluid flow, which is vital for the proper functioning of the truck’s engine and other systems ².

Key Features

The Cummins 3864172 Flexible Hose is characterized by several key features that enhance its performance and longevity. It is constructed from high-quality materials that provide durability and resistance to wear and tear. The hose exhibits excellent flexibility, allowing it to accommodate the movement and vibration inherent in truck operations. Additionally, its design includes reinforced ends to ensure secure connections and prevent leaks. These features contribute to the hose’s reliability and efficiency in demanding applications.

Benefits of Using the 3864172 Flexible Hose

Using the Cummins 3864172 Flexible Hose offers several advantages. Its flexibility helps reduce the transmission of vibration to connected components, which can enhance the overall stability and performance of the truck’s systems. The hose’s durable construction ensures long-term reliability, minimizing the need for frequent replacements. Additionally, its design allows for ease of installation, simplifying maintenance procedures and reducing downtime. The hose’s robust performance also contributes to lower maintenance costs over time.

Installation Considerations

When installing the Cummins 3864172 Flexible Hose, it is important to follow guidelines and best practices to ensure proper function and longevity. Proper alignment of the hose with the connected components is crucial to prevent kinks and ensure smooth fluid flow. Secure fastening methods should be employed to maintain a tight seal and prevent leaks. Additionally, verifying compatibility with the truck’s existing systems is necessary to ensure optimal performance and safety ³.

Maintenance and Care

Regular maintenance of the Cummins 3864172 Flexible Hose is important to ensure its continued reliability and performance. Inspection routines should be established to check for signs of wear, damage, or leaks. Common indicators of hose degradation include cracks, bulges, or soft spots. Addressing these issues promptly can prevent more significant problems and extend the hose’s service life. Additionally, following manufacturer recommendations for maintenance intervals and procedures will help maintain the hose’s integrity.

Troubleshooting Common Issues

Common problems associated with flexible hoses include leaks, kinks, and degradation due to exposure to harsh conditions. To address these issues, it is important to conduct regular inspections and identify any signs of wear or damage early. If a leak is detected, the hose should be replaced to prevent fluid loss and potential system failure. Kinks can often be resolved by rerouting the hose or adjusting its position to ensure a smooth flow path. Degradation may require replacement of the hose to maintain system efficiency.

Cummins: A Brief Overview

Cummins Inc. is a renowned manufacturer with a strong presence in the commercial truck industry. The company has a history of innovation and quality, offering a wide range of products designed to enhance the performance and reliability of commercial vehicles. Cummins is committed to providing solutions that meet the demanding requirements of the trucking industry, ensuring that their components, including the 3864172 Flexible Hose, deliver exceptional performance and durability.

Cummins Flexible Hose Part 3864172 Compatibility

The Cummins Flexible Hose part number 3864172 is designed to fit a variety of Cummins engines, ensuring a secure and reliable connection in various applications. This hose is engineered to withstand the rigors of heavy-duty operations, providing flexibility and durability.

Cummins 4B3.9 and 6B5.9 Engines

The 3864172 hose is compatible with the 4B3.9 and 6B5.9 engines, offering a seamless fit for applications requiring robust fluid transfer.

Cummins B6.7 CM2670 B164C and F3.8 CM2350 F128C Engines

This flexible hose is also suitable for the B6.7 CM2670 B164C and F3.8 CM2350 F128C engines. Its design ensures it can handle the specific demands of these engines, providing a critical connection point.

Cummins F4.5 CM2620 F141C and ISB/ISD4.5 CM2150 B119 Engines

The 3864172 hose fits well with the F4.5 CM2620 F141C and ISB/ISD4.5 CM2150 B119 engines, ensuring efficient fluid transfer and maintaining the integrity of the system.

Cummins ISB/ISD6.7 CM2150 SN, ISBE CM2150, and ISBE4 CM850 Engines

This hose is compatible with the ISB/ISD6.7 CM2150 SN, ISBE CM2150, and ISBE4 CM850 engines. It provides the necessary flexibility and strength to meet the operational needs of these engines.

Cummins QSB4.5 CM2250 EC, QSB4.5 CM850(CM2850), and QSB6.7 CM2250 Engines

The 3864172 hose is designed to fit the QSB4.5 CM2250 EC, QSB4.5 CM850(CM2850), and QSB6.7 CM2250 engines. Its flexibility and durability make it an ideal choice for these applications.

Cummins QSB6.7 CM2350 B105, QSB6.7 CM850(CM2850), and QSB7 CM2880 B117 Engines

This hose also fits the QSB6.7 CM2350 B105, QSB6.7 CM850(CM2850), and QSB7 CM2880 B117 engines. Its design ensures it can handle the specific demands of these engines, providing a critical connection point.

Cummins QSF2.8 CM2880 F104, QSF2.8 CM2880 F105, QSF2.8 CM2880 F108, and QSF2.8 CM2880 F114 Engines

The 3864172 hose is compatible with the QSF2.8 CM2880 F104, QSF2.8 CM2880 F105, QSF2.8 CM2880 F108, and QSF2.8 CM2880 F114 engines. It provides the necessary flexibility and strength to meet the operational needs of these engines.

Cummins QSF3.8 CM2350 F107 and QSF3.8 CM2880 F112 Engines

This hose fits the QSF3.8 CM2350 F107 and QSF3.8 CM2880 F112 engines, ensuring efficient fluid transfer and maintaining the integrity of the system.

Cummins R2.8 CM2220 R101B Engine

The 3864172 hose is also compatible with the R2.8 CM2220 R101B engine, providing the necessary flexibility and strength to meet the operational needs of this engine.

Role of Part 3864172 Flexible Hose in Engine Systems

In the context of engine systems, the Part 3864172 Flexible Hose serves as a vital conduit for the efficient transfer of fluids, ensuring the seamless operation of various components.

Engine Oil Cooler

The flexible hose is integral to the engine oil cooler system. It facilitates the circulation of engine oil from the engine to the cooler and back. This continuous flow allows for the oil to be cooled effectively, maintaining optimal viscosity and prolonging the life of the engine by reducing thermal stress on moving parts.

Full Flow Oil Filter

In the full flow oil filtration system, the flexible hose plays a key role in directing the flow of oil from the engine to the filter. This ensures that contaminants are effectively removed from the oil, preserving the cleanliness of the lubrication system and protecting engine components from wear and damage.

Lubricating Oil Filter

Similarly, within the lubricating oil filter system, the flexible hose is responsible for transporting oil to the filter. This is essential for maintaining the quality of the lubricant, ensuring that it remains free from particles that could cause abrasion and deterioration of engine parts.

Lubricating Oil Filter Head

The flexible hose also connects to the lubricating oil filter head, which is a critical junction point in the lubrication circuit. It allows for the regulated flow of oil into the filter, ensuring that the filtration process is efficient and that the oil is adequately prepared for recirculation through the engine.

Overall, the Part 3864172 Flexible Hose is a fundamental component in maintaining the integrity and performance of the engine’s lubrication and cooling systems. Its role in facilitating the smooth and uninterrupted flow of oil is essential for the sustained operation and longevity of the engine.

Conclusion

The Cummins 3864172 Flexible Hose is a critical component in the fluid systems of commercial trucks, ensuring efficient and reliable fluid transfer. Its design, featuring high-quality materials and reinforced ends, contributes to its durability and performance. Regular maintenance and proper installation are essential to maximize its benefits and ensure the longevity of the truck’s systems. By understanding its role and importance, truck operators and maintenance personnel can better maintain and troubleshoot this essential part, contributing to the overall efficiency and reliability of the vehicle.