3916072
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 3916072, is a component manufactured by Cummins, a leader in the commercial vehicle industry. This screw is significant in the realm of commercial truck maintenance 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 ¹.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and a flange beneath the head. The hexagonal head allows for efficient tightening and loosening using a wrench, while the flange provides a larger bearing surface that helps distribute the load more evenly across the fastened material ². In mechanical systems, these screws are used to secure components together, ensuring stability and integrity under various operational conditions.

Purpose and Role in Truck Operation

This Cummins part plays a specific role in the operation and maintenance of commercial trucks. It is utilized in areas where secure fastening is required to withstand significant stress and vibration, such as in the engine compartment, chassis, and other critical assemblies. Its application ensures that components remain firmly in place, contributing to the overall safety and performance of the vehicle ³.

Key Features

The 3916072 boasts several key features that enhance its effectiveness and durability. Its hexagonal head design facilitates easy and precise tightening, while the flange beneath the head increases the bearing surface area, reducing the risk of the screw pulling through the material. Additionally, the screw is crafted from high-quality materials that offer excellent resistance to corrosion and wear, ensuring long-lasting performance in demanding environments.

Benefits

Utilizing the 3916072 in truck maintenance offers several advantages. The screw provides enhanced fastening security, effectively resisting loosening due to vibration, a common issue in heavy-duty trucks. Its design also allows for ease of installation and removal, streamlining maintenance procedures. Furthermore, the screw’s resistance to corrosion ensures that it maintains its integrity over time, even in harsh operating conditions.

Installation and Usage

Proper installation of the 3916072 is vital to ensure optimal performance and longevity. It is recommended to follow torque specifications provided by the manufacturer to achieve the correct tension without overtightening, which could damage the screw or the fastened material. Best practices include using the appropriate tools for installation and periodically checking the tightness of the screw to maintain secure fastening throughout the vehicle’s operational life.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws may include loosening over time due to vibration or corrosion. Troubleshooting methods involve checking for proper torque and ensuring that the screw and the fastened material are free from corrosion. Regular maintenance, such as periodic inspection and re-tightening as necessary, can prolong the lifespan of the screw and ensure continued reliable performance.

Safety Considerations

When working with Hexagon Flange Head Cap Screws, it is important to observe safety practices to prevent injury and ensure the integrity of the fastening. This includes using the correct tools for installation and removal, wearing appropriate personal protective equipment, and storing screws in a dry, corrosion-resistant environment to maintain their quality.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins is renowned for its innovation, quality, and commitment to customer success. The company’s product range includes engines and components for on-highway, off-highway, and stationary applications, all designed to meet the rigorous demands of commercial and industrial use. Cummins’ dedication to quality and innovation is evident in its comprehensive line of parts and accessories, including the 3916072 Hexagon Flange Head Cap Screw.

Hexagon Flange Head Cap Screw 3916072 in Cummins Engines

The Cummins part number 3916072, a Hexagon Flange Head Cap Screw, is integral to the assembly and maintenance of several Cummins engine models. This part is designed to secure various components within the engine, ensuring structural integrity and operational efficiency. Below is a detailed look at how this screw fits into different Cummins engines:

6B5.9 and 6C8.3 Engines

In the 6B5.9 and 6C8.3 engines, the 3916072 screw is utilized to fasten critical engine components, such as cylinder heads and other structural parts. Its hexagonal flange head provides a secure grip, essential for maintaining the engine’s alignment and stability during operation.

C GAS PLUS CM556 and QSK95 CM2350 K111/K113 Engines

For the C GAS PLUS CM556 and QSK95 CM2350 K111/K113 engines, the 3916072 screw plays a vital role in securing the engine’s exhaust manifolds and other high-stress areas. The robust design of the screw ensures that these components remain tightly fastened, even under extreme conditions.

ISL9 CM2150 SN and ISL9.5 CM2880 L138 Engines

In the ISL9 CM2150 SN and ISL9.5 CM2880 L138 engines, the 3916072 screw is used to secure various engine mounts and brackets. Its flange head design provides a broad surface area, distributing the load evenly and preventing loosening over time.

L8.9, L8.9 CM2670 L134C, and L8.9G CMOH2.0 L125B Engines

For the L8.9, L8.9 CM2670 L134C, and L8.9G CMOH2.0 L125B engines, the 3916072 screw is essential in fastening the engine’s intake manifolds and other critical components. The screw’s design ensures that these parts are securely held in place, contributing to the engine’s overall performance and longevity.

QSL8.9 CM2150 L141 and QSL9 CM850 (CM2850) Engines

In the QSL8.9 CM2150 L141 and QSL9 CM850 (CM2850) engines, the 3916072 screw is used to fasten various engine covers and housings. Its hexagonal flange head provides a reliable and secure fastening solution, ensuring that these components remain tightly sealed and protected.

The 3916072 Hexagon Flange Head Cap Screw is a critical component in the assembly and maintenance of Cummins engines, providing the necessary strength and durability to keep the engine running smoothly and efficiently.

Hexagon Flange Head Cap Screw (Part 3916072) Usage in Engine Systems

The Hexagon Flange Head Cap Screw, identified by part number 3916072, is a versatile fastener commonly employed in various engine systems due to its robust design and secure fastening capabilities. Its application spans across multiple components, ensuring the integrity and functionality of the engine.

Alternator Mounting

In alternator mounting applications, the Hexagon Flange Head Cap Screw is utilized to secure the alternator to the engine block. This ensures that the alternator remains firmly in place, allowing it to efficiently convert mechanical energy into electrical energy without vibrations or misalignments that could impair its performance.

Engine Block

When it comes to the engine block, these screws are often used to attach various brackets and components to the block itself. Their flanged head provides additional surface area for distribution of clamping force, reducing the risk of stripping or damaging the threads in the block.

Cylinder and Housing Assemblies

In cylinder and housing assemblies, the Hexagon Flange Head Cap Screw plays a significant role in maintaining the structural integrity of these components. It is commonly used to secure cylinder heads, valve covers, and other housing components, ensuring a tight seal and proper alignment which is essential for the efficient operation of the engine.

Thermostat Housing

For thermostat housing, these screws are critical in securing the housing to the engine block or cylinder head. This secure attachment is vital for maintaining the integrity of the cooling system, ensuring that the thermostat can accurately regulate the engine’s temperature by controlling the flow of coolant.

General Mounting Applications

Across various mounting applications within the engine system, the Hexagon Flange Head Cap Screw is employed to attach components such as sensors, brackets, and other auxiliary parts. Its design allows for easy installation and removal, facilitating maintenance and repair processes.

Conclusion

In summary, the Hexagon Flange Head Cap Screw (part 3916072) is an indispensable component in engine systems, providing secure and reliable fastening across a wide range of applications. Its design enhances the durability and performance of engine components, contributing to the overall efficiency and reliability of the engine.