4994413
Plain Hose Coupling
Cummins®

Introduction

The 4994413 Plain Hose Coupling, manufactured by Cummins, is a critical component in the automotive and heavy-duty truck industry. This coupling is essential for the fluid transfer systems in commercial trucks, ensuring secure and efficient fluid movement.

Basic Concepts of Plain Hose Couplings

Plain hose couplings are devices that connect hoses in fluid transfer systems, providing a reliable connection point for the secure and efficient transfer of fluids. In trucks, these couplings are vital for hydraulic, fuel, and coolant systems, clamping onto hose ends to create a seal that allows fluid passage while preventing leaks ¹.

Purpose of the 4994413 Plain Hose Coupling

The 4994413 Plain Hose Coupling connects hoses within a truck’s fluid transfer system, offering a secure and leak-proof connection. This ensures efficient and safe fluid transfer throughout the vehicle, especially important in environments with vibrations and movements ².

Key Features

This Cummins part features high-quality materials resistant to wear and corrosion, ensuring durability. Its design includes elements for a tight seal, minimizing leak risks, and an easy-to-use mechanism for connecting and disconnecting hoses, simplifying installation and maintenance ³.

Benefits

Using the 4994413 Plain Hose Coupling enhances reliability in fluid transfer systems. Its robust construction reduces downtime during maintenance, and durable materials decrease the need for frequent replacements. The coupling’s design allows for straightforward maintenance, helping to identify and address issues before they escalate.

Installation Process

Installing this part involves preparing hose ends, aligning the coupling, and clamping it onto the hoses. Following the manufacturer’s guidelines is crucial to avoid issues like over-tightening, which can damage the hose or coupling.

Troubleshooting Common Issues

Common issues with plain hose couplings include leaks and disconnections. To address leaks, ensure proper alignment and tightening. Inspect hose ends for damage or debris if leaks persist. For disconnections, check the coupling mechanism for proper engagement and consider environmental conditions affecting performance.

Maintenance Tips

Regular maintenance of the 4994413 Plain Hose Coupling is essential for its longevity and performance. This includes periodic inspections for wear or damage, cleaning the coupling and hose ends, and ensuring secure connections.

About Cummins

Cummins is a renowned manufacturer in the automotive and heavy-duty truck industry, known for its commitment to quality and innovation. With a history of producing reliable and high-performance components, Cummins has established a strong reputation for excellence.

Compatibility with Cummins Engines

The 4994413 Plain Hose Coupling is compatible with various Cummins engines, including:

• B6.7 CM2350 B135B
• ISB6.7 CM2250
• ISB6.7 CM2350 B101
• ISB6.7 G CM2180 B118

These engines share common design elements, allowing universal applicability of the coupling without modifications.

Application Considerations

When installing the 4994413 Plain Hose Coupling, ensure the hoses are of the correct size and type to avoid leaks or failures. The installation environment should be free of contaminants that could degrade the hose material or the coupling itself.

Installation Tips

• Verify the hose size and type before installation.
• Ensure the coupling is clean and free of debris.
• Use appropriate tools to avoid damaging the coupling or hoses during installation.

Role in Engine Systems

The 4994413 Plain Hose Coupling is integral to various engine systems:

• Auxiliary Cooling Plumbing: Connects the radiator to the auxiliary cooling system for optimal heat dissipation.
• Camshaft and Cylinder Head Plumbing: Ensures reliable coolant flow for dissipating heat generated by the camshaft and cylinder head.
• Injector Plumbing: Connects fuel lines to injectors for consistent and pressurized fuel supply.
• Cabin Heater System: Connects the heater core to the engine’s cooling system for efficient circulation of hot coolant.

Conclusion

The 4994413 Plain Hose Coupling by Cummins is a fundamental component in maintaining the integrity and efficiency of various engine and ancillary systems. Its robust design, ease of installation, and compatibility with multiple Cummins engines make it a reliable choice for ensuring secure and leak-free connections in fluid transfer systems.