3928848
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 3928848, is a component manufactured by Cummins, a well-regarded name in the automotive industry. This screw is significant in the realm of commercial trucks due to its robust design and reliable performance. Cummins, known for its commitment to quality and innovation, produces this screw to meet the demanding requirements of heavy-duty applications.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and flanged base. The hexagonal head allows for efficient torque application using standard tools, while the flange provides additional surface area to distribute load and prevent the screw from sinking into the material. Within a truck’s mechanical system, this screw serves to securely fasten components, ensuring structural integrity and reliable operation.

Purpose and Role in Truck Operation

The 3928848 Hexagon Flange Head Cap Screw plays a specific role in the operation of a truck by fastening various components that are critical to the vehicle’s performance. It is commonly used in applications where high tensile strength and resistance to vibration are required. This includes securing engine components, transmission parts, and chassis elements. Its role is vital in maintaining the alignment and integrity of these parts under the strenuous conditions encountered in commercial trucking.

Key Features

The 3928848 Hexagon Flange Head Cap Screw boasts several key features that enhance its functionality and reliability. Its hexagonal head design allows for easy and secure tightening using common tools. The flange at the base of the screw provides additional bearing surface, which helps in distributing the load and preventing the screw from pulling through the material. Additionally, the screw is crafted from high-quality materials that offer excellent corrosion resistance and durability, ensuring long-term performance in harsh environments.

Benefits

Using the 3928848 Hexagon Flange Head Cap Screw offers several benefits. Its durable construction ensures longevity, even under the demanding conditions typical of commercial trucking. The design of the screw resists loosening due to vibrations, which is a common issue in heavy-duty applications. Furthermore, the ease of installation, thanks to its hexagonal head, allows for quick and efficient fastening, reducing downtime during maintenance procedures.

Installation Process

Proper installation of the 3928848 Hexagon Flange Head Cap Screw involves several steps to ensure optimal performance. Begin by selecting the appropriate drill bit to create a pilot hole, which aids in accurate screw placement and reduces the risk of splitting the material. Use a torque wrench to tighten the screw to the manufacturer’s specified torque settings, ensuring that it is secure without over-tightening, which could damage the screw or the material. It is also advisable to apply a thread locker to prevent loosening over time.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws include corrosion, loosening, and damage due to over-tightening. To troubleshoot these problems, regularly inspect the screws for signs of wear or corrosion. If a screw appears loose, it should be re-tightened to the specified torque setting. In cases of significant corrosion or damage, replacement of the screw may be necessary to maintain the integrity of the fastened components. Regular maintenance, including cleaning and reapplying thread locker, can help ensure the longevity and proper function of these screws.

Cummins: Manufacturer Overview

Cummins is a renowned manufacturer in the automotive industry, with a history of producing high-quality components for commercial vehicles. The company is known for its commitment to innovation, quality, and customer satisfaction. Cummins’ reputation is built on a foundation of rigorous testing, advanced manufacturing techniques, and a dedication to meeting the needs of its customers in the heavy-duty truck sector. The 3928848 Hexagon Flange Head Cap Screw is a testament to Cummins’ expertise in designing and producing reliable fasteners for demanding applications.

Compatibility with Cummins Engines

The Hexagon Flange Head Cap Screw part number 3928848, manufactured by Cummins, is a versatile component that fits into various Cummins engine models. This screw is designed to provide a secure fastening solution, ensuring that engine components remain tightly secured during operation.

6B5.9 and QSB5.9 44 CM550 Engines

The 6B5.9 and QSB5.9 44 CM550 engines both benefit from the use of the 3928848 screw. This part is particularly useful in securing various engine components, ensuring that the engine operates smoothly and efficiently. The screw’s design allows for easy installation and removal, making it a practical choice for maintenance and repair tasks.

6C8.3 and QSF3.8 CM2350 F107 Engines

The 6C8.3 and QSF3.8 CM2350 F107 engines also utilize the 3928848 screw. This part is essential for maintaining the structural integrity of these engines, providing a reliable fastening solution for critical components. The screw’s flange head design ensures a secure fit, reducing the risk of loosening over time.

B4.5 CM2350 B129B, ISB4.5 CM2350 B104, and ISF4.5 CM2220 F123 Engines

The B4.5 CM2350 B129B, ISB4.5 CM2350 B104, and ISF4.5 CM2220 F123 engines are compatible with the 3928848 screw. This part is particularly useful in these engines for securing various parts, ensuring that the engine components remain tightly fastened. The screw’s design allows for easy installation and removal, making it a practical choice for maintenance and repair tasks.

B6.7S and F3.8 CM2350 F120B Engines

The B6.7S and F3.8 CM2350 F120B engines also use the 3928848 screw. This part is essential for maintaining the structural integrity of these engines, providing a reliable fastening solution for critical components. The screw’s flange head design ensures a secure fit, reducing the risk of loosening over time.

F3.8 CM2620 F137B, F3.8 CM2350 F107, F4.5 CM2620 F139B Engines

The F3.8 CM2620 F137B, F3.8 CM2350 F107, and F4.5 CM2620 F139B engines are compatible with the 3928848 screw. This part is particularly useful in these engines for securing various parts, ensuring that the engine components remain tightly fastened. The screw’s design allows for easy installation and removal, making it a practical choice for maintenance and repair tasks.

Role of Part 3928848 Hexagon Flange Head Cap Screw in Engine Systems

The part 3928848 Hexagon Flange Head Cap Screw is instrumental in securing and maintaining the integrity of various engine components. Its application spans across multiple systems, ensuring efficient operation and durability.

Drive Systems

In drive systems, the Hexagon Flange Head Cap Screw is utilized to fasten components such as the alternator and water pump to the engine block. This secure attachment is vital for the consistent transfer of power and ensures that these components remain firmly in place during operation.

Alternator Mounting

For the alternator, the screw plays a significant role in maintaining a stable connection to the engine. Proper mounting is essential for the alternator to function correctly, generating electricity to power the vehicle’s electrical systems and recharge the battery.

Fan and Fan Support

The screw is also employed in the fan and fan support assembly. It helps in securing the fan to its housing and the support structure to the engine. This ensures that the fan operates smoothly, providing adequate cooling to the engine by dissipating heat effectively.

Water Pump Attachment

In the water pump system, the Hexagon Flange Head Cap Screw is used to attach the pump to the engine block. This secure fitting is necessary for the water pump to circulate coolant throughout the engine, preventing overheating and ensuring optimal engine temperature.

Valve and Fuel Shutoff Mechanisms

Additionally, the screw is integral in the valve and fuel shutoff mechanisms. It ensures that these components are tightly secured, which is important for the precise control of fuel flow and valve operation, contributing to the engine’s overall performance and efficiency.

Conclusion

The 3928848 Hexagon Flange Head Cap Screw is a critical component in the maintenance and operation of Cummins engines. Its robust design, ease of installation, and resistance to corrosion and vibration make it an essential part for securing various engine components. Regular maintenance and proper installation are key to ensuring the longevity and reliability of this Cummins part in demanding applications.