3908612
Drive Screw
Cummins®

Introduction

The Drive Screw 3908612, manufactured by Cummins, is a critical component in commercial trucks, contributing significantly to the vehicle’s mechanical systems. This article explores its function, features, benefits, and role in various engine systems.

Basic Concepts of Drive Screws

A drive screw, or leadscrew, converts rotational motion into linear motion, providing precise linear movement in mechanical systems. In automotive applications, it is used in engine components, transmission systems, and other assemblies requiring accurate motion control ¹.

Role of the 3908612 Drive Screw in Truck Operation

The 3908612 Drive Screw is essential for the operation of commercial trucks. It facilitates the conversion of rotational motion into linear motion, which is crucial for the operation of certain engine components and mechanical assemblies. This conversion ensures smooth and precise linear movement, contributing to the truck’s overall performance and efficiency ².

Key Features

The 3908612 Drive Screw is composed of high-quality materials, ensuring resistance to wear and corrosion. Its design includes precise threading for efficient motion conversion. Additional features may include specialized coatings or treatments to enhance performance under demanding conditions ³.

Benefits

Using the 3908612 Drive Screw in commercial trucks offers several benefits. Its high-quality material composition and precise design contribute to improved efficiency and reliability. The drive screw’s ability to provide accurate linear motion enhances the performance of the truck’s mechanical systems. Its durability ensures long-term use, reducing the need for frequent replacements and maintenance ⁴.

Troubleshooting and Maintenance

Common issues with the 3908612 Drive Screw may include wear, corrosion, or misalignment. Regular inspection and maintenance can help identify and address these issues promptly. Recommended practices include cleaning the drive screw to remove debris or contaminants, checking for signs of wear or damage, and ensuring proper alignment within the mechanical system. Following these maintenance steps can help ensure optimal performance and longevity of the drive screw .

About Cummins

Cummins is a renowned manufacturer in the automotive industry, known for its commitment to producing high-quality components. With a rich history and a strong reputation, Cummins has established itself as a trusted provider of automotive parts. The company’s dedication to innovation, quality, and customer satisfaction is reflected in its wide range of products, including the 3908612 Drive Screw .

Cummins Drive Screw 3908612 Compatibility

The Cummins Drive Screw part number 3908612 is designed to fit a variety of Cummins engines, ensuring compatibility across multiple models. This part is integral for the proper functioning of the engine’s internal mechanisms, particularly those related to the drive system.

Compatible Engines

6B Series

• 6B5.9
• 6C8.3

B Series

• B3.3
• B3.9 G
• B4.5
• B4.5 RGT
• B5.6 CM2670 B152B
• B5.9 G
• B5.9 GAS PLUS CM556
• B6.7S

G Series

• G5.9
• G5.9 CM558
• G8.3
• G8.3 CM558
• G855
• G855 CM558

GTA Series

• GTA38 G CMEICS G116C
• GTA8.3 CM558
• GTA855 CM558 (CM2358) G101

ISB Series

• ISB CM550

4B Series

• 4B3.9

6A Series

• 6A3.4

A Series

• A2300

The Drive Screw 3908612 is engineered to meet the specifications of these engines, ensuring a secure and reliable fit. Its design allows for precise alignment and operation, which is crucial for the overall performance and longevity of the engine.

Role of Part 3908612 Drive Screw in Various Engine Systems

Part 3908612 Drive Screw is integral to the efficient operation of several engine systems. Its primary function is to securely fasten components, ensuring they remain in place under operational stress. Here’s how it interfaces with various engine components:

Agency Approval and Compliance

In systems requiring agency approval, part 3908612 ensures that components are correctly assembled and maintained. This is essential for meeting regulatory standards and ensuring the engine operates within specified parameters.

Air Compressor Systems

Within air compressor systems, the Drive Screw plays a significant role in securing the compressor to its mounting points. This ensures stable operation and prevents vibrations that could lead to component failure.

Valve Cover Assembly

The Drive Screw is used in the arrangement of the valve cover, securing it tightly to the engine block. This is vital for maintaining proper sealing and preventing oil leaks, which could compromise engine performance.

Bosch Fuel Pump Kit

In the Bosch Fuel Pump Kit, the Drive Screw is employed to fasten the pump securely to the engine. This ensures consistent fuel delivery and maintains the integrity of the fuel system.

Engine Oil Cooler

For the engine oil cooler, the Drive Screw is used to attach the cooler to the engine block. This secure attachment is necessary for efficient heat dissipation from the engine oil, contributing to overall engine longevity.

Full Flow Oil Filter

The Drive Screw is also critical in securing the full flow oil filter housing. Proper attachment ensures that the filter can effectively remove contaminants from the engine oil, maintaining lubrication efficiency.

MTG Compressor

In MTG compressor systems, the Drive Screw is utilized to fasten the compressor securely. This ensures reliable air supply for various engine functions, enhancing overall system performance.

Dataplate and Customer Information

Although not a mechanical component, the Drive Screw is used to attach dataplates that provide essential customer information. Secure attachment of these plates ensures that critical data remains accessible and intact.

Conclusion

In summary, part 3908612 Drive Screw is a versatile component that enhances the reliability and performance of various engine systems by ensuring secure and stable component attachment. Its high-quality design and precise functionality make it a valuable component in the operation of commercial trucks.