3639283
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Hexagon Flange Head Cap Screw (Part #3639283) manufactured by Cummins is a specialized fastener designed for use in commercial trucks. This screw plays a role in ensuring the structural integrity and performance of truck components by providing secure and reliable fastening solutions. Its applications span various critical areas within commercial trucks, contributing to the overall efficiency and durability of the vehicle.

Basic Concepts

Hexagon Flange Head Cap Screws are characterized by their hexagonal head and flanged design, which offers enhanced grip and resistance to loosening. These screws are commonly used in automotive and industrial applications where strong, durable fastening is required. The hexagonal head allows for easy tightening and loosening using standard tools, while the flange provides additional surface area for distribution of clamping force, reducing the risk of damage to the fastened material ¹.

Purpose and Role in Truck Operation

In the context of commercial truck operations, the 3639283 Hexagon Flange Head Cap Screw serves a specific purpose in securing various components. It is often used in applications where vibration and dynamic loads are present, such as in the fastening of engine components, chassis parts, and other critical assemblies. By providing a secure and stable connection, this screw contributes to the overall functionality and reliability of the truck, ensuring that components remain properly aligned and operational under varying conditions.

Key Features

The 3639283 Hexagon Flange Head Cap Screw features a hexagonal flange head design, which combines the benefits of both hex head and flange head screws. The screw is typically made from high-strength materials, such as alloy steel, to ensure durability and resistance to wear. Its thread specifications are designed to provide optimal clamping force, while the flange head offers additional surface area for enhanced grip. These features contribute to the screw’s performance and longevity in demanding truck applications.

Benefits

Using the 3639283 Hexagon Flange Head Cap Screw in commercial truck applications offers several benefits. The screw’s design provides improved fastening strength, making it less likely to loosen over time compared to standard screws. Its resistance to corrosion ensures longevity in various environmental conditions, while the ease of installation using standard tools simplifies maintenance procedures. Additionally, the flange head design reduces the risk of stripping or damaging the fastened material, contributing to overall reliability ².

Installation and Usage Guidelines

Proper installation of the 3639283 Hexagon Flange Head Cap Screw is crucial for ensuring optimal performance and longevity. Torque specifications should be followed to achieve the correct clamping force without over-tightening, which could lead to damage. Recommended tools include a torque wrench and a suitable hex key or socket. Best practices involve cleaning the fastening area to remove any debris or contaminants, ensuring a secure and stable connection. Regular inspection and maintenance are also important to monitor the condition of the screw and address any issues promptly.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws in truck applications may include loosening, corrosion, or damage due to wear. Troubleshooting techniques involve inspecting the screw and fastening area for signs of wear or corrosion, and replacing the screw if necessary. Regular maintenance includes checking torque levels and ensuring that the screw remains securely fastened. Preventive measures such as applying anti-seize compound can help reduce the risk of corrosion and seizing, ensuring continued reliability.

Cummins Overview

Cummins Inc. is a renowned manufacturer with a long-standing reputation in the automotive industry. The company is committed to producing high-quality components for commercial vehicles, including a wide range of fasteners and hardware. Cummins’ focus on innovation, quality, and customer satisfaction has established it as a trusted provider of automotive and heavy-duty truck parts, ensuring that their products meet the rigorous demands of commercial truck applications ³.

Cummins Engine Compatibility with Hexagon Flange Head Cap Screw Part 3639283

The Cummins Hexagon Flange Head Cap Screw part number 3639283 is a versatile component designed to fit a variety of Cummins engines. This part is engineered to meet the stringent requirements of engine assembly and maintenance, ensuring reliability and durability across different engine models.

B5.9 GAS PLUS CM556 and B6.7 CM2670 B153B

The B5.9 GAS PLUS CM556 and B6.7 CM2670 B153B engines benefit from the use of part 3639283. This screw is integral in securing various engine components, ensuring that the assembly remains stable and operational under high stress conditions.

ISC8.3 CM2250 and ISL9 CM2250

For the ISC8.3 CM2250 and ISL9 CM2250 engines, the Hexagon Flange Head Cap Screw part 3639283 is used in several critical applications. Its design allows for precise and secure fastening, which is essential for maintaining the integrity of the engine’s structure.

L8.9G CMOH2.0 L125B

In the L8.9G CMOH2.0 L125B engine, this screw plays a key role in the assembly and maintenance processes. Its robust construction ensures that it can withstand the demanding conditions of engine operation.

QSF3.8 CM2880 F112

The QSF3.8 CM2880 F112 engine also utilizes part 3639283. This screw is essential for securing various parts of the engine, contributing to the overall performance and longevity of the engine.

QSK45 CM500, QSK60 CM500, and QSK60 G CM2358 K110

The QSK45 CM500, QSK60 CM500, and QSK60 G CM2358 K110 engines are designed to handle heavy-duty applications, and the Hexagon Flange Head Cap Screw part 3639283 is a critical component in these engines. Its design ensures that it can provide the necessary strength and stability required for these high-performance engines.

QSL9 CM2350

Finally, the QSL9 CM2350 engine incorporates part 3639283 in its assembly. This screw is essential for maintaining the structural integrity of the engine, ensuring that it operates efficiently and reliably.

Role of Part 3639283 Hexagon Flange Head Cap Screw in Engine Systems

The part 3639283 Hexagon Flange Head Cap Screw is integral to the secure assembly and reliable operation of various engine components. Its design allows for efficient torque transfer and robust fastening, which is essential in maintaining the integrity of the engine’s structure and function.

Application in Engine Components

1. Arrangement and Connection: This screw is often used in the precise arrangement and secure connection of components such as the crankcase breather and air intake systems. It ensures that these parts remain firmly in place, preventing any misalignment that could affect engine performance.

2. Fuel Manifold Kit: Within the fuel manifold kit, the Hexagon Flange Head Cap Screw plays a role in attaching the manifold to the engine block. This secure attachment is vital for maintaining consistent fuel delivery and pressure, which directly influences engine efficiency and power output.

3. Harness and Wiring: The screw is also employed in securing the electronic control module wiring and other electrical harnesses. This ensures that all connections remain stable and protected from vibrations, which is crucial for the reliable operation of the engine control module and fuel control module.

4. Injector and Module Attachments: For injectors and various engine and fuel control modules, the Hexagon Flange Head Cap Screw provides the necessary fastening strength. This is particularly important in high-performance engines where components are subjected to greater stress and thermal expansion.

5. Plumbing and Service Kits: In plumbing applications within the engine, such as coolant or oil systems, this screw ensures that fittings and connections are leak-proof. Additionally, in service kits, it is used to reassemble components after maintenance, ensuring that all parts are correctly and securely reinstalled.

6. Heat Shield and Ignition System: The screw is also found in the attachment of heat shields and components of the ignition system. Its use here helps in dissipating heat effectively and ensuring that ignition components function within their optimal temperature range.

Conclusion

Overall, the part 3639283 Hexagon Flange Head Cap Screw is a fundamental component in the assembly and maintenance of engine systems, contributing to the overall reliability and performance of the engine.