3082439
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Cummins 3082439 Hexagon Flange Head Cap Screw is a specialized fastener designed for heavy-duty truck applications. This screw is integral to the assembly and maintenance of various truck components, ensuring secure and reliable fastening in demanding environments.

Basic Concepts of Hexagon Flange Head Cap Screws

A Hexagon Flange Head Cap Screw is a type of bolt 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 the load and prevent the screw from sinking into softer materials. This design enhances the screw’s functionality in fastening applications, making it suitable for high-stress environments ¹.

Purpose and Role in Truck Operation

The 3082439 Hexagon Flange Head Cap Screw plays a significant role in the operation and maintenance of heavy-duty trucks. It is used in various applications, including securing engine components, attaching body panels, and fastening chassis parts. Its robust design ensures that critical components remain securely in place, contributing to the overall reliability and performance of the truck ².

Key Features

The Cummins 3082439 Hexagon Flange Head Cap Screw features a hexagonal head that facilitates easy and precise torque application. The flange at the base of the screw provides additional stability and load distribution, reducing the risk of the screw pulling through the material. Additionally, the screw is made from high-quality materials that offer excellent durability and resistance to corrosion, ensuring long-lasting performance in harsh conditions ³.

Benefits

The 3082439 Hexagon Flange Head Cap Screw offers several benefits. Its design allows for improved torque application, ensuring that fastenings are secure and reliable. The flange feature enhances load distribution, reducing the likelihood of the screw loosening over time. Furthermore, the material properties of the screw contribute to its durability and resistance to environmental factors, making it an ideal choice for heavy-duty applications ⁴.

Installation and Usage Guidelines

To ensure optimal performance and longevity, follow these guidelines when installing the Cummins 3082439 Hexagon Flange Head Cap Screw:

1. Use the appropriate torque wrench to apply the recommended torque settings.
2. Ensure that the mating surfaces are clean and free of debris to promote a secure fastening.
3. Use a compatible socket or wrench to engage the hexagonal head, avoiding damage to the screw or tool.
4. Check the fastening periodically to ensure it remains secure and has not loosened over time ⁵.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws may include loosening, corrosion, or damage to the screw or surrounding material. To address these issues:

1. Regularly inspect fastenings for signs of loosening or corrosion.
2. Tighten screws as necessary using the recommended torque settings.
3. Replace screws that show signs of significant wear or damage.
4. Apply a corrosion-resistant coating to screws in particularly harsh environments to prolong their life ⁶.

Safety Considerations

When working with Hexagon Flange Head Cap Screws, consider the following safety measures:

1. Use the correct torque settings to avoid over-tightening, which can damage the screw or surrounding material.
2. Employ appropriate tools to engage the hexagonal head, ensuring a secure and damage-free connection.
3. Wear personal protective equipment, such as gloves and safety glasses, to protect against injuries from flying debris or tool slippage ⁷.

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 has established a reputation for quality and innovation in the automotive and heavy-duty truck industry. The company’s commitment to excellence is evident in its rigorous manufacturing processes and continuous investment in research and development, ensuring that its components, including the 3082439 Hexagon Flange Head Cap Screw, meet the highest standards of performance and reliability ⁸.

Cummins Engine Applications

The 3082439 Hexagon Flange Head Cap Screw is utilized in various Cummins engine models to provide secure fastening solutions. Below is a detailed look at how this part integrates with different Cummins engines:

4B3.9, 6B5.9, 6C8.3, G8.3, G8.3 CM558

In these engines, the 3082439 screw is often used in applications where a robust connection is necessary, such as securing engine covers or housings. Its flange head design allows for easy access and tightening with standard tools, ensuring that maintenance and assembly processes are efficient.

B6.7 CM2350 B135B, B6.7 CM2670 B153B

For the B6.7 series engines, the 3082439 screw plays a vital role in maintaining the integrity of the engine’s structural components. Given the high-performance nature of these engines, the screw’s durability and strength are essential for withstanding the operational demands.

D4.0 CM2620 D103B

In the D4.0 CM2620 D103B engine, the 3082439 screw is utilized in several key areas, including the fastening of engine blocks and auxiliary components. Its design ensures that these parts remain securely fastened, which is critical for the engine’s overall performance and longevity.

F3.8 CM2350 F120B, F3.8 CM2350 F128C, F3.8 CM2620 F137B, F4.5 CM2620 F139B

The F3.8 and F4.5 series engines benefit from the 3082439 screw in various applications, such as securing turbochargers, intake manifolds, and other critical components. The screw’s hexagonal flange head provides a large surface area for torque application, ensuring a tight and reliable connection.

ISB CM2150, ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISB6.7 CM2250, ISB6.7 CM2350 B101

In the ISB series engines, the 3082439 screw is used extensively for fastening engine blocks, covers, and other structural elements. Its design allows for easy installation and removal, which is crucial during maintenance and repair operations.

ISBE CM2150, ISBE CM800, ISBE4 CM850

For the ISBE series engines, the 3082439 screw is employed in securing various engine components, ensuring that they remain tightly fastened under operational conditions. The screw’s robust design is well-suited for the demanding environments these engines operate in.

ISF2.8 CM2220 F129, ISF3.8 CM2220 AN, ISF3.8 CM2350 F109, ISF4.5 CM2220 F123

In the ISF series engines, the 3082439 screw is used for fastening components such as engine covers, brackets, and other structural parts. Its flange head design facilitates easy access and secure fastening, which is essential for maintaining the engine’s structural integrity.

ISX CM570

For the ISX CM570 engine, the 3082439 screw is utilized in securing various high-stress components. Its design ensures that these parts remain tightly fastened, contributing to the engine’s overall performance and reliability.

Component Usage

The 3082439 Hexagon Flange Head Cap Screw is integral to the assembly and securement of various engine components. Its design allows for efficient torque application and resistance to loosening, making it suitable for several high-stress applications within engine systems.

Air Cleaner

In the air cleaner assembly, this screw is used to fasten the air cleaner housing to the engine block or intake manifold, ensuring a secure seal that prevents air leaks.

Air Intake Mounting Manifold

For the air intake mounting manifold, the screw secures the manifold to the engine, maintaining the integrity of the air pathway and ensuring optimal airflow into the engine.

Air Shutdown Device

The air shutdown device, which controls the airflow to the engine under certain conditions, relies on this screw for secure attachment to the engine or manifold, ensuring reliable operation.

Air Transfer Connection

In the air transfer connection, the screw is employed to join different sections of the air transfer system, maintaining a consistent and leak-free connection.

Alternator Mounting

For alternator mounting, the screw is critical in attaching the alternator to the engine block, ensuring stable operation and efficient power generation.

Auxiliary Cooling Inlet Connection

The auxiliary cooling inlet connection uses this screw to secure the inlet to the engine, facilitating efficient coolant flow and engine temperature regulation.

Auxiliary Cooling System

Within the auxiliary cooling system, the screw is used to fasten various components, ensuring the system’s structural integrity and functional efficiency.

Engine Control Module

The engine control module (ECM) mounting often utilizes this screw to secure the ECM to the engine bay, protecting it from vibrations and ensuring reliable performance.

Engine Lubricating Primer

For the engine lubricating primer, the screw is used to attach the primer to the engine, ensuring it functions correctly during startup to lubricate critical components.

Engine Oil Cooler

In the engine oil cooler assembly, the screw secures the cooler to the engine, maintaining efficient oil cooling and prolonging engine life.

Exhaust Manifold

The exhaust manifold relies on this screw for secure attachment to the engine, ensuring proper exhaust flow and reducing the risk of leaks.

Fan Drive Mounting

For fan drive mounting, the screw is used to attach the fan drive to the engine, ensuring efficient cooling fan operation.

Fuel Control Module

The fuel control module mounting uses this screw to secure the module to the engine, ensuring precise fuel delivery and engine performance.

Fuel Filter

In the fuel filter assembly, the screw is employed to attach the filter to the engine or fuel line, maintaining a secure and leak-free connection.

Heat Exchanger

The heat exchanger assembly utilizes this screw to secure the exchanger to the engine, ensuring efficient heat transfer and system performance.

Heat Exchanger Mounting

For heat exchanger mounting, the screw is critical in attaching the exchanger to the engine or frame, maintaining structural integrity and functional efficiency.

Lubricating Oil Filter

The lubricating oil filter mounting uses this screw to secure the filter to the engine, ensuring efficient oil filtration and engine protection.

Refrigerant Compressor

In the refrigerant compressor assembly, the screw is used to attach the compressor to the engine, ensuring reliable operation of the cooling system.

Refrigerant Compressor Mounting

For refrigerant compressor mounting, the screw secures the compressor to the engine or frame, maintaining stable and efficient operation.

Thermostat Housing

The thermostat housing assembly utilizes this screw to secure the housing to the engine, ensuring proper thermostat function and engine temperature control.

Thermostat Top Level Assembly Housing

In the thermostat top level assembly housing, the screw is used to attach the housing to the engine, maintaining a secure and leak-free connection.

Turbocharger Arrangement

For the turbocharger arrangement, the screw secures the turbocharger to the engine, ensuring efficient airflow and performance.

Turbocharger Oil Plumbing

In the turbocharger oil plumbing, the screw is used to attach oil lines and fittings, ensuring secure and leak-free connections.

Turbocharger Plumbing

The turbocharger plumbing relies on this screw to secure various components, maintaining the integrity and efficiency of the turbocharger system.

Water Inlet Connection

Finally, in the water inlet connection, the screw is employed to attach the inlet to the engine, ensuring a secure and leak-free connection for coolant flow.

Conclusion

The Cummins 3082439 Hexagon Flange Head Cap Screw is a versatile and essential component in many Cummins engine models, providing reliable fastening solutions for a variety of critical engine components. Its robust design, ease of installation, and resistance to environmental factors make it an ideal choice for heavy-duty applications.