3930248
Self Tapping Metal Screw
Cummins®

The 3930248 Self Tapping Metal Screw is a specialized fastener produced by Cummins, a renowned manufacturer in the automotive and heavy-duty truck industry. This screw is designed for use in commercial trucks, where it plays a significant role in various applications, ensuring secure and reliable fastening solutions.

Basic Concepts of Self Tapping Metal Screws

Self tapping metal screws are designed to cut their own threads into the material they are driven into, eliminating the need for pre-drilling. These screws are commonly used in the automotive industry for their efficiency and reliability in fastening metal components together. They are particularly valued for their ability to provide a strong and secure hold without the additional steps required by traditional screws ¹.

Purpose of the 3930248 Self Tapping Metal Screw in Truck Operations

The 3930248 Self Tapping Metal Screw is utilized in commercial trucks for a variety of applications. It is often employed in the assembly and repair of truck bodies, undercarriage components, and other metal parts where a strong, durable fastening solution is required. This screw helps in maintaining the structural integrity of the truck, ensuring that components remain securely attached under various operating conditions ².

Key Features

The 3930248 Self Tapping Metal Screw boasts several key features that enhance its performance. It is made from high-quality steel, ensuring durability and resistance to wear. The screw features a unique thread design that allows it to tap its own threads into metal, providing a secure hold. Additionally, it is coated to resist corrosion, making it suitable for use in harsh environments typical of commercial truck operations ³.

Benefits

Using the 3930248 Self Tapping Metal Screw offers several benefits. Its design allows for faster installation compared to traditional screws, as it eliminates the need for pre-drilling. The screw’s durable construction and corrosion resistance ensure long-lasting performance, reducing the need for frequent replacements. Moreover, its secure hold contributes to the overall safety and reliability of the truck ⁴.

Installation Process

Proper installation of the 3930248 Self Tapping Metal Screw is crucial for optimal performance. Begin by selecting the appropriate screw size for the application. Use a power drill to drive the screw into the metal, ensuring it is perpendicular to the surface for a secure hold. It is important to avoid over-tightening, as this can strip the threads or damage the screw.

Common Applications

The 3930248 Self Tapping Metal Screw is commonly used in various applications within commercial truck maintenance and repair. It is often found in the fastening of truck body panels, securing undercarriage components, and attaching brackets and supports. Its versatility makes it a valuable tool in the toolkit of any truck maintenance professional.

Troubleshooting and Maintenance

When encountering issues with self tapping metal screws, it is important to inspect the screw and the surrounding area for signs of damage or corrosion. Regular maintenance, such as cleaning and reapplying corrosion-resistant coatings, can help prolong the lifespan of the screw. If a screw becomes loose or damaged, it should be replaced promptly to maintain the integrity of the fastening.

Safety Considerations

When handling and installing the 3930248 Self Tapping Metal Screw, it is important to observe safety guidelines. Wear appropriate personal protective equipment, such as gloves and safety glasses, to protect against injury. Ensure that the work area is clean and free of debris to prevent accidents during installation.

Cummins: Manufacturer Overview

Cummins is a leading manufacturer in the automotive and heavy-duty truck industry, known for its commitment to quality and innovation. With a rich history of producing reliable and high-performance components, Cummins has established a strong reputation among professionals in the field. Their dedication to excellence is evident in the design and manufacturing of the 3930248 Self Tapping Metal Screw, ensuring it meets the demanding requirements of commercial truck applications.

Cummins Self Tapping Metal Screw 3930248 in Engine Applications

The Cummins Self Tapping Metal Screw 3930248 is a critical component in the assembly and maintenance of several Cummins engine models. This screw is designed to secure various parts within the engine, ensuring that they remain firmly in place during operation.

6C8.3 Engine

In the 6C8.3 engine, the 3930248 screw is utilized in several key areas. It is often found in the engine’s valve cover assembly, where it helps to maintain the integrity of the cover and its gasket. This ensures that the engine’s internal components are properly sealed, preventing oil leaks and maintaining optimal engine performance.

ISX CM870 Engine

Similarly, in the ISX CM870 engine, the 3930248 screw plays an essential role in securing various components. It is frequently used in the turbocharger assembly, where it helps to affix the turbocharger housing to the engine block. This secure attachment is crucial for the turbocharger’s efficiency and the overall performance of the engine.

Grouping of Engines

Both the 6C8.3 and ISX CM870 engines benefit from the use of the 3930248 screw in their respective assemblies. The screw’s self-tapping feature allows it to create its own threads in metal, providing a strong and reliable fastening method. This is particularly important in high-stress environments such as engine compartments, where vibrations and heat can challenge the integrity of the fastenings.

The use of the 3930248 screw in these engines underscores Cummins’ commitment to quality and durability in their engine components. This screw is engineered to withstand the demanding conditions of engine operation, ensuring that the engine’s components remain securely fastened and functioning optimally.

Role of Part 3930248 Self Tapping Metal Screw in Engine Systems

The part 3930248 Self Tapping Metal Screw is instrumental in securing various components within engine systems, ensuring their stability and proper function.

In the breather system, this screw is used to fasten the breather components securely to the engine block or other mounting surfaces. This ensures that the breather can effectively manage pressure and release any accumulated gases within the crankcase, maintaining optimal engine performance.

When it comes to the crankcase, the screw plays a significant role in attaching the crankcase cover or other related components. This secure attachment is essential for maintaining the integrity of the crankcase, preventing oil leaks, and ensuring that the internal components are well-protected.

For mounting purposes, the part 3930248 screw is often utilized to attach various engine components to the chassis or other structural elements. This secure mounting is vital for reducing vibrations and ensuring that the engine remains stable during operation.

In refrigerant compressor systems, the screw is employed to fasten the compressor housing or other critical parts. This secure attachment ensures that the compressor operates efficiently, without any undue stress on the components.

The valve cover breather kit also benefits from the use of this screw. It ensures that the breather kit is firmly attached to the valve cover, allowing for effective ventilation and pressure management within the engine.

Lastly, in the valve cover kit, the part 3930248 screw is used to secure the valve cover to the engine block. This secure attachment is important for maintaining the seal around the valve cover, preventing oil leaks, and ensuring that the valve train operates smoothly.

Overall, the part 3930248 Self Tapping Metal Screw is a versatile and essential component in various engine systems, providing the necessary secure attachment for optimal performance and longevity.

Conclusion

The 3930248 Self Tapping Metal Screw is a vital component in the automotive and heavy-duty truck industry, offering reliable and efficient fastening solutions for various applications. Its key features, benefits, and applications make it an indispensable tool for professionals in the field. Proper installation, maintenance, and safety considerations are essential to ensure the optimal performance and longevity of this Cummins part.