4941864
Plain Hose Coupling
Cummins®

Introduction

The 4941864 Standard Hose Coupling, manufactured by Cummins, is a critical component in the fluid transfer systems of commercial trucks. This part ensures efficient and reliable operation by maintaining the integrity of fluid transfer pathways, which is essential for the performance and maintenance of commercial truck fleets ¹.

Basic Concepts of Standard Hose Couplings

Standard hose couplings are essential devices in fluid transfer systems, connecting hoses to fittings or other hoses. They facilitate secure and leak-free transfer of fluids such as fuel, coolant, and hydraulic fluids. These couplings create a tight seal between the hose and the fitting, preventing leaks and ensuring efficient fluid transfer under various operational conditions ².

Purpose of the 4941864 Standard Hose Coupling

This Cummins part is designed to ensure a secure connection between hoses and fittings in the fluid transfer systems of commercial trucks. It is particularly important in environments with vibrations, temperature changes, and pressure fluctuations, as it maintains a stable and leak-free connection ³.

Key Features

The 4941864 Standard Hose Coupling is constructed from high-quality materials that resist corrosion and wear, ensuring durability in demanding environments. Its design includes elements for easy installation and removal, reducing maintenance downtime. Additionally, it features a robust sealing mechanism that maintains integrity under varying pressure and temperature conditions.

Benefits

Using this part in commercial truck applications offers several benefits, including improved efficiency in fluid transfer systems, enhanced reliability due to its durable construction, and ease of use during installation and maintenance. These attributes contribute to the overall performance and longevity of the truck’s fluid transfer systems.

Installation Process

Proper installation of the 4941864 Standard Hose Coupling involves cleaning the fitting and hose ends, aligning the coupling with the fitting and hose, and tightening it according to the manufacturer’s specifications to achieve the correct seal without over-tightening.

Maintenance Tips

Regular maintenance is recommended to ensure the longevity and optimal performance of the 4941864 Standard Hose Coupling. This includes periodic inspections for wear, corrosion, or leaks, cleaning the coupling and its surrounding areas, and checking the tightness of the coupling at regular intervals.

Troubleshooting Common Issues

Common issues with the 4941864 Standard Hose Coupling may include leaks, difficulty in installation or removal, and signs of wear or corrosion. Troubleshooting steps involve inspecting the coupling for proper seating and seal integrity, ensuring it is correctly tightened, and checking for any physical damage or corrosion that may compromise its function.

Compatibility and Applications

The 4941864 Standard Hose Coupling is designed for use in various commercial truck applications, particularly those involving fluid transfer systems. Its compatibility with a range of hose sizes and fitting types makes it a versatile component for different truck models and fluid transfer requirements.

Safety Considerations

When working with the 4941864 Standard Hose Coupling, it is important to follow safety protocols to ensure personal safety and the integrity of the equipment. This includes wearing appropriate personal protective equipment, ensuring that the system is depressurized before beginning work, and following proper handling procedures to avoid injury or damage to the coupling.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration systems, and aftermarket parts. With a commitment to innovation and quality, Cummins serves customers in over 190 countries and territories, providing reliable and efficient power solutions for various applications, including commercial trucks, construction equipment, and power generation.

Cummins Engine Compatibility with Part 4941864

The Cummins Standard Hose Coupling, part number 4941864, is designed to fit a variety of Cummins engines. This part is essential for maintaining the integrity of the engine’s cooling and fuel systems by ensuring secure connections between hoses and engine components.

ISC Series Engines

The ISC CM2150 and ISC8.3 CM2250 engines are part of the ISC series, known for their reliability and efficiency in various applications. The Standard Hose Coupling 4941864 is compatible with these engines, providing a reliable connection for the hoses that transport coolant and fuel.

ISF and ISL Series Engines

The ISF2.8 CM2220 F129, ISL CM2150, ISL G CM2180, and ISL9 CM2250 engines are part of the ISF and ISL series. These engines are widely used in heavy-duty applications, including trucks and construction equipment. The part 4941864 fits seamlessly with these engines, ensuring that the hoses remain securely attached, which is crucial for maintaining optimal engine performance.

QSC and QSL Series Engines

The QSC9 CM2250/QSL9 CM2250 and QSL9 CM2350 L102 engines are part of the QSC and QSL series. These engines are designed for high-performance applications, often found in marine and industrial settings. The Standard Hose Coupling 4941864 is engineered to fit these engines, providing a dependable connection that can withstand the rigors of demanding environments.

By ensuring a secure and reliable connection, the Cummins Standard Hose Coupling 4941864 plays a critical role in the overall performance and longevity of these engines.

Role of Part 4941864 Standard Hose Coupling in Engine Systems

The 4941864 Standard Hose Coupling is a critical component in various engine systems, facilitating the secure and efficient connection of hoses to different parts of the engine. Its application spans across multiple systems, enhancing both performance and reliability.

Plumbing Systems

In engine plumbing systems, the 4941864 Standard Hose Coupling ensures a tight seal between hoses and fittings. This is particularly important in coolant and fuel lines where any leakage can lead to system failure or reduced efficiency. The coupling’s design allows for easy installation and removal, making maintenance tasks more straightforward. It also accommodates slight misalignments, which can occur during engine vibrations, ensuring a consistent flow of fluids.

Exhaust Recirculation Systems

For exhaust recirculation (EGR) systems, the 4941864 Standard Hose Coupling plays a significant role in connecting hoses that transport exhaust gases back into the intake manifold. This process helps in reducing nitrogen oxides (NOx) emissions, contributing to a cleaner combustion process. The coupling’s robust construction withstands the high temperatures and pressures associated with exhaust gases, ensuring durable and reliable performance.

Water Systems

In water systems, such as those used for cooling or washing purposes within the engine compartment, the 4941864 Standard Hose Coupling provides a dependable connection. Whether it’s for cooling jackets or wash-down systems, the coupling ensures that water flows efficiently without leaks. Its corrosion-resistant properties are particularly beneficial in marine or industrial applications where exposure to harsh environments is common.

Conclusion

Overall, the 4941864 Standard Hose Coupling is a versatile component that enhances the functionality and reliability of various engine systems by providing secure, leak-proof connections. Its compatibility with a wide range of Cummins engines and its robust design make it an essential part for maintaining the integrity of fluid transfer systems in commercial trucks.