3896083
Hexagon Head Cap Screw
Cummins®

The 3896083 Hexagon Head Cap Screw, manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. Cummins, a well-established name in the commercial truck industry, produces a range of components that ensure the reliability and efficiency of heavy-duty vehicles. This part is integral to the fastening systems in these trucks, providing secure and durable connections that are vital for the vehicle’s operation and maintenance.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a type of fastener characterized by its hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. These screws are commonly used in various fastening applications due to their robust design and reliable performance. Mechanically, the hexagonal head provides a stable interface for tools, ensuring that torque is applied evenly and effectively. The threaded shaft of the screw engages with the mating part, creating a secure connection that can withstand significant loads and vibrations ¹.

Purpose of the 3896083 Hexagon Head Cap Screw in Trucks

This Cummins part plays a specific role in the operation and maintenance of commercial trucks. It is utilized in areas where secure and durable fastening is required, such as in the engine compartment, chassis, and various mechanical assemblies. This screw helps to maintain the integrity of critical components by providing a strong and reliable connection. Its application ensures that parts remain securely fastened, even under the demanding conditions encountered in commercial trucking ².

Key Features

The 3896083 boasts several key features that contribute to its functionality and durability. It is composed of high-quality materials, typically a grade of steel that offers excellent strength and corrosion resistance. The screw features a specific thread type, which ensures a tight and secure fit within the mating part. The hexagonal head design allows for easy and efficient tightening and loosening, reducing the risk of damage to the screw or the surrounding components. These features collectively enhance the screw’s performance and longevity in commercial truck applications.

Benefits

Using the 3896083 offers several benefits. The screw provides enhanced fastening security, ensuring that critical components remain firmly in place. Its design resists vibration, which is common in the operation of commercial trucks, thereby maintaining the integrity of the fastening over time. Additionally, the hexagonal head allows for ease of installation and removal, facilitating maintenance and repair processes. These benefits contribute to the overall reliability and efficiency of the truck.

Installation and Usage

Proper installation of the 3896083 is vital to ensure a secure and lasting fastening. It is recommended to use the appropriate tools, such as a torque wrench, to apply the correct amount of torque specified by the manufacturer. This ensures that the screw is tightened to the optimal level, providing a secure connection without over-tightening, which could damage the screw or the mating part. Following best practices during installation, such as cleaning the mating surfaces and using the correct lubricant if specified, will further enhance the performance and durability of the fastening.

Troubleshooting and Maintenance

Common issues associated with Hexagon Head Cap Screws include loosening due to vibration and corrosion. To troubleshoot these issues, it is important to regularly inspect the screws and ensure they remain tight. If corrosion is detected, cleaning the affected area and applying a suitable corrosion-resistant coating can help prolong the lifespan of the screw. Maintenance tips include periodically checking the torque of the screws and replacing them if signs of wear or damage are observed. These practices will ensure continued reliable performance and extend the service life of the fastening.

Cummins: Manufacturer Overview

Cummins Inc. is a renowned manufacturer in the commercial truck industry, with a history of producing high-quality components that enhance the performance and reliability of heavy-duty vehicles. The company offers a wide range of products, including engines, powertrains, and aftermarket parts, all designed to meet the demanding requirements of commercial trucking. Cummins’ reputation for quality and innovation makes it a trusted source for truck components, ensuring that parts like the 3896083 deliver reliable performance and durability.

Hexagon Head Cap Screw 3896083 in Cummins Engines

The 3896083 is a critical component in several Cummins engine models. This part is integral to the assembly and maintenance of the engines, ensuring secure fastening and structural integrity.

ISM CM570 and QSM11 CM570

The ISM CM570 and QSM11 CM570 engines both utilize the 3896083 in various applications throughout the engine assembly. This screw is typically used in areas where a strong, reliable fastening method is required, such as securing engine blocks, cylinder heads, and other critical components.

L10 CELECT and M11 CELECT

In the L10 CELECT and M11 CELECT engines, the 3896083 plays a pivotal role in maintaining the structural integrity of the engine. This screw is often found in the engine block, cylinder head, and other key areas where precise fastening is essential for optimal engine performance and longevity.

M11 CELECT PLUS

The M11 CELECT PLUS engine also incorporates the 3896083 in its design. This screw is used in several critical locations, including the engine block and cylinder head, ensuring that these components are securely fastened and properly aligned.

M11 MECHANICAL

For the M11 MECHANICAL engine, the 3896083 is a vital part of the engine assembly. It is used in various locations to secure key components, ensuring the engine operates smoothly and efficiently.

QST30 CM2350 T101 and QST30 CM552

The QST30 CM2350 T101 and QST30 CM552 engines both utilize the 3896083 in their construction. This screw is essential for securing the engine block, cylinder head, and other critical components, ensuring the engine maintains its structural integrity and performs reliably.

Role of Part 3896083 in Engine Systems

The 3896083 is integral to the assembly and functionality of various engine components. Its robust design ensures secure fastening, which is essential for the reliable operation of these parts.

Bracket Assembly

In bracket assemblies, the Hexagon Head Cap Screw provides the necessary tension to hold components in place. This is particularly important in dynamic environments where vibrations could otherwise loosen standard fasteners.

Lifting Mechanisms

For lifting mechanisms within engine systems, the screw ensures that the lifting apparatus remains securely attached to the engine frame. This is vital for the safe operation of the lifting equipment, preventing any potential detachment during use.

Breather Systems

In breather systems, which allow for the release of pressure within the crankcase, the screw plays a role in maintaining the integrity of the seal. Proper sealing is necessary to prevent contaminants from entering the engine and to ensure that the breather functions correctly.

Crankcase Components

Within the crankcase, where the screw is used to fasten various components, it helps in maintaining the structural integrity of the assembly. This is important for the overall stability and performance of the engine.

Cleaner Systems

For air and compressor systems that incorporate cleaners to filter out impurities, the screw ensures that the cleaner housing is securely attached. This is essential for the efficient operation of the filtration system and to prevent any bypass of contaminants.

Refrigerant Systems

In refrigerant systems, where precise connections are required to maintain system pressure and efficiency, the screw provides a reliable fastening solution. This helps in ensuring that the refrigerant pathways remain sealed and operational.

Drive Mechanisms

For drive mechanisms, the screw is used to secure components that transmit power within the engine. This is important for the smooth transfer of power and the prevention of mechanical failures due to loose connections.

Fan Assemblies

In fan assemblies, which are critical for cooling engine components, the screw ensures that the fan is securely mounted. This is essential for the fan’s operational efficiency and for preventing any wobbling or misalignment that could lead to increased wear or noise.

Conclusion

The 3896083 Hexagon Head Cap Screw is a critical component in the maintenance and operation of commercial trucks and Cummins engines. Its robust design, reliable performance, and ease of use make it an essential part for ensuring the secure fastening of critical components. Proper installation, regular maintenance, and timely replacement are key to maximizing the benefits of this part and ensuring the longevity and efficiency of the vehicle.