3924724
Banjo Connector Screw
Cummins®

The 3924724 Banjo Connector Screw, manufactured by Cummins, is a vital component in commercial truck operations. Cummins, a prominent name in the industry, produces a range of parts designed to enhance truck performance and reliability. This part is integral to the hydraulic and fuel systems of trucks, ensuring efficient operation and maintenance.

Basic Concepts and Functionality

A Banjo Connector Screw is a fitting used in hydraulic and fuel systems. It typically consists of a bolt with a hollow body and a sealing washer at one end. The design allows it to connect hoses or pipes to various components within the system. This Cummins part functions by providing a secure and leak-proof connection, enabling the transfer of fluids under pressure ¹.

Purpose of the 3924724 Banjo Connector Screw

The 3924724 Banjo Connector Screw facilitates the connection between hoses and components within the hydraulic or fuel system. Its application ensures that fluids are delivered efficiently and without leaks, which is vital for the proper functioning of the truck’s systems. This component is designed to withstand the pressures and conditions typical in commercial truck environments ².

Key Features

The 3924724 features several important characteristics. It is made from durable materials that can resist corrosion and wear, ensuring longevity in demanding conditions. The thread type is designed for a secure fit, reducing the likelihood of loosening over time. Additionally, the sealing mechanisms incorporated into the design help prevent leaks, maintaining system integrity ³.

Benefits

The 3924724 offers several advantages. Its robust construction contributes to improved system reliability, reducing the risk of failures during operation. The design allows for ease of installation, which can save time during maintenance procedures. Furthermore, its maintenance advantages include straightforward replacement processes and compatibility with standard tools, making it a practical choice for truck operators ⁴.

Installation Process

Installing the 3924724 involves several steps. First, ensure that the mating surface is clean and free of debris. Next, apply the appropriate sealant to the threads if required. Using the correct torque specifications, tighten the screw to secure the connection. It is important to use the necessary tools and follow safety precautions to avoid damage to the component or surrounding parts.

Troubleshooting Common Issues

Common problems with Banjo Connector Screws may include leaks or connection failures. To address these issues, first, check for proper torque application and ensure that the sealing washer is in good condition. If leaks persist, inspect the mating surfaces for damage or contamination. Replacing worn or damaged components can often resolve these issues.

Maintenance Tips

Regular maintenance of the 3924724 is important for ensuring its longevity and performance. Inspect the connection periodically for signs of wear or leaks. Clean the mating surfaces as needed and replace the sealing washer if it shows signs of degradation. Following these practices can help maintain the efficiency of the truck’s hydraulic or fuel system.

Cummins Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its wide range of products that include engines, filtration systems, and aftermarket parts. With a history of innovation and quality, Cummins has established a strong reputation for producing reliable components that contribute to the performance and durability of commercial vehicles.

Cummins Banjo Connector Screw 3924724 Compatibility

The Cummins Banjo Connector Screw part number 3924724 is a critical component in the fuel and fluid systems of various engines. This screw is designed to secure the banjo fitting, ensuring a tight seal and preventing leaks in high-pressure systems. Here’s how it fits with the listed engines:

4B3.9 and 6B5.9 Engines

The 4B3.9 and 6B5.9 engines, both part of the Cummins B-Series engine family, utilize the 3924724 screw in their fuel and lubrication systems. These engines are known for their robust design and are commonly used in heavy-duty applications. The screw ensures that the banjo fittings used in these systems remain securely fastened, maintaining the integrity of the fuel and lubrication pathways.

ISB (Chrysler) Engines

The ISB (Chrysler) engines, which include the ISB CM2150 and ISB6.7 CM2250, also incorporate the 3924724 screw. These engines are part of the Cummins ISB series, which is designed for both on-highway and off-highway applications. The screw is essential for maintaining the connections in the fuel and coolant systems, ensuring that these engines operate efficiently and reliably.

ISB CM2150 and ISB6.7 CM2250 Engines

The ISB CM2150 and ISB6.7 CM2250 engines are specific variants within the ISB series. Both engines benefit from the 3924724 screw in their respective systems. The CM2150 and CM2250 designations refer to the specific configurations and power outputs of these engines. The screw’s role in these engines is to provide a reliable and leak-proof connection for the banjo fittings, which are crucial for the proper functioning of the fuel and coolant systems.

In summary, the Cummins Banjo Connector Screw 3924724 is a versatile and essential component that ensures the integrity of fuel and fluid systems across various Cummins engines, including the 4B3.9, 6B5.9, ISB (Chrysler), ISB CM2150, and ISB6.7 CM2250 engines.

Role of Part 3924724 Banjo Connector Screw in Engine Systems

The Banjo Connector Screw, identified by part number 3924724, is integral to the efficient operation of various engine systems. Its primary function is to facilitate secure and leak-proof connections between different components, ensuring the smooth transfer of fluids under high pressure.

Fuel System Integration

In the fuel system, the Banjo Connector Screw is commonly used to connect the base fuel pump to the Bosch injection pump. This connection is vital for maintaining consistent fuel pressure and flow, which are essential for the precise operation of the injection pump. The screw ensures that the fuel lines remain intact under the high pressures generated by the fuel pump, preventing leaks that could lead to inefficient combustion or system failure.

Fuel Pump and Conversion Kit

When integrating a fuel pump conversion kit, the Banjo Connector Screw plays a significant role in linking the new fuel pump to the existing fuel lines. This ensures that the converted system operates seamlessly, with no disruptions in fuel delivery. The screw’s design allows for easy installation and removal, facilitating maintenance and upgrades without compromising the integrity of the fuel system.

Plumbing and Air Fuel Control

In the context of plumbing within the engine system, the Banjo Connector Screw is used to connect various fuel lines to the air fuel control unit. This connection is essential for regulating the air-fuel mixture, which directly impacts engine performance and emissions. The screw ensures that the fuel lines are securely fastened, preventing any potential leaks that could affect the air-fuel ratio.

Fuel Filter and Turbocharger

The Banjo Connector Screw is also utilized in connecting the fuel filter to the fuel lines, ensuring that clean fuel is delivered to the engine components. Additionally, in turbocharged engines, the screw is employed to connect the fuel lines to the turbocharger, maintaining the high-pressure fuel supply required for optimal turbo performance. This connection is particularly important in ensuring that the turbocharger receives a consistent fuel supply, which is crucial for its efficient operation and longevity.

Overall System Reliability

Across all these applications, the Banjo Connector Screw contributes to the overall reliability and efficiency of the engine system. By providing a secure and leak-proof connection, it helps maintain the integrity of the fuel delivery system, ensuring that all components receive the necessary fuel pressure and flow for optimal performance.

Conclusion

The 3924724 Banjo Connector Screw is a critical component in the hydraulic and fuel systems of commercial trucks. Its robust design, ease of installation, and maintenance advantages make it a practical choice for truck operators. Regular maintenance and proper installation are essential for ensuring the longevity and performance of this part, contributing to the overall reliability of the truck’s systems.