3282433
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 3282433, is a specialized fastener produced by Cummins. This screw is designed for use in heavy-duty truck applications, where it plays a significant role in securing various components. Cummins, a well-established manufacturer in the automotive and heavy-duty truck industries, ensures that this part meets rigorous standards for performance and reliability ³.

Basic Concepts

Hexagon Flange Head Cap Screws are characterized by their hexagonal head and flanged design. The hexagonal head allows for efficient torque application using standard tools, while the flange provides a larger bearing surface that helps distribute load and resist loosening. These screws are commonly used in mechanical assemblies where high strength and resistance to vibration are required ².

Purpose and Role in Truck Operation

The 3282433 Hexagon Flange Head Cap Screw serves a specific purpose in heavy-duty trucks by securing critical components that are subject to significant stress and vibration. Its design ensures that parts remain firmly attached, contributing to the overall functionality and performance of the vehicle. This fastener is often used in applications where the failure of a screw could lead to serious mechanical issues ¹.

Key Features

The 3282433 Hexagon Flange Head Cap Screw features a hexagonal head that facilitates easy and precise torque application. The flange at the base of the head provides additional surface area, which enhances the screw’s ability to resist loosening under dynamic conditions. Additionally, the material properties of this screw, typically high-strength steel, ensure durability and reliability in demanding truck applications ³.

Benefits

Using the 3282433 Hexagon Flange Head Cap Screw in heavy-duty truck assemblies offers several benefits. The screw’s design contributes to improved fastening strength, making it less likely to loosen over time. Its resistance to vibration and corrosion ensures longevity, even under harsh operating conditions. These attributes make it a reliable choice for critical fastening applications in trucks ².

Installation Considerations

Proper installation of the 3282433 Hexagon Flange Head Cap Screw is vital to ensure its effectiveness. Guidelines for installation include adhering to specified torque values to avoid over-tightening or under-tightening, which could compromise the screw’s integrity. Alignment with the component being fastened is also crucial to ensure even load distribution. Compatibility with other fasteners in the assembly should be considered to maintain structural integrity ¹.

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws in truck applications may include loosening due to vibration or corrosion. Regular inspection for signs of wear or damage is recommended to prevent failure. Maintenance practices should include periodic tightening to specified torque values and replacement of screws that show signs of significant wear or corrosion to ensure continued performance and safety ².

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a strong reputation in the automotive and heavy-duty truck industries. The company’s commitment to excellence is evident in its product offerings, including the 3282433 Hexagon Flange Head Cap Screw, which is designed to meet the demanding requirements of heavy-duty applications ³.

Hexagon Flange Head Cap Screw 3282433 Compatibility with Cummins Engines

The Hexagon Flange Head Cap Screw part number 3282433, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is integral in securing components within the engine assembly, ensuring structural integrity and proper function. Below is a detailed breakdown of the engines that this part is compatible with, grouped by similar engine families for clarity.

4B3.9 and 6B5.9 Engines

The 4B3.9 and 6B5.9 engines are part of the earlier Cummins engine lineup, known for their robust build and reliability. The 3282433 screw is used in these engines to secure various components, ensuring that the engine operates smoothly and efficiently.

6C8.3 and G8.3 Engines

The 6C8.3 and G8.3 engines are part of the Cummins C-Series engines, which are widely used in various applications due to their power and durability. The 3282433 screw is utilized in these engines to fasten critical parts, maintaining the engine’s structural integrity.

B4.5 CM2350 B129B and B5.9 G Engines

The B4.5 CM2350 B129B and B5.9 G engines are part of the Cummins B-Series engines, known for their versatility and performance. The 3282433 screw is used in these engines to secure various components, ensuring the engine’s components remain tightly fastened and operational.

B5.9 GAS PLUS CM556 and B6.7 CM2350 B135B Engines

The B5.9 GAS PLUS CM556 and B6.7 CM2350 B135B engines are part of the Cummins B-Series engines, designed for high-performance applications. The 3282433 screw is used in these engines to fasten critical parts, ensuring the engine’s components remain securely fastened.

B6.7 CM2670 B153B and B6.7 G CMOH6.0 B125 Engines

The B6.7 CM2670 B153B and B6.7 G CMOH6.0 B125 engines are part of the Cummins B-Series engines, known for their power and reliability. The 3282433 screw is used in these engines to secure various components, ensuring the engine’s components remain tightly fastened and operational.

C GAS PLUS CM556 and C8.3 G Engines

The C GAS PLUS CM556 and C8.3 G engines are part of the Cummins C-Series engines, designed for various applications. The 3282433 screw is used in these engines to fasten critical parts, ensuring the engine’s components remain securely fastened.

F3.8 CM2350 F120B, F3.8 CM2350 F128C, and F3.8 CM2620 F137B Engines

The F3.8 CM2350 F120B, F3.8 CM2350 F128C, and F3.8 CM2620 F137B engines are part of the Cummins F-Series engines, known for their efficiency and performance. The 3282433 screw is used in these engines to secure various components, ensuring the engine’s components remain tightly fastened and operational.

F4.5 CM2620 F139B Engine

The F4.5 CM2620 F139B engine is part of the Cummins F-Series engines, designed for high-performance applications. The 3282433 screw is used in this engine to fasten critical parts, ensuring the engine’s components remain securely fastened.

G8.3 CM558 and GTA8.3 CM558 Engines

The G8.3 CM558 and GTA8.3 CM558 engines are part of the Cummins G-Series engines, known for their power and reliability. The 3282433 screw is used in these engines to secure various components, ensuring the engine’s components remain tightly fastened and operational.

ISB CM550, ISB/ISD4.5 CM2150 B119, and ISB/ISD6.7 CM2150 SN Engines

The ISB CM550, ISB/ISD4.5 CM2150 B119, and ISB/ISD6.7 CM2150 SN engines are part of the Cummins ISB/ISD Series engines, known for their versatility and performance. The 3282433 screw is used in these engines to secure various components, ensuring the engine’s components remain tightly fastened and operational.

ISB4.5 CM2350 B104, ISB5.9 CM2880 B127, ISBE CM2150, and ISBE CM800 Engines

The ISB4.5 CM2350 B104, ISB5.9 CM2880 B127, ISBE CM2150, and ISBE CM800 engines are part of the Cummins ISB/ISBE Series engines, designed for various applications. The 3282433 screw is used in these engines to secure critical parts, ensuring the engine’s components remain securely fastened.

Role of Part 3282433 Hexagon Flange Head Cap Screw in Engine Systems

The part 3282433 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.

Alternator Systems

In alternator drive mechanisms, the Hexagon Flange Head Cap Screw is used to fasten the alternator to its mounting bracket. This secure attachment is vital for the alternator’s stable operation, which is essential for generating electrical power to charge the battery and power the vehicle’s electrical systems. At the alternator location, these screws help in positioning the alternator correctly within the engine bay, ensuring optimal belt alignment and tension.

For alternator mounting, the screw provides a robust connection between the alternator and the engine block or mounting bracket, absorbing vibrations and preventing loosening over time. This is particularly important in high-vibration environments typical of engine compartments.

Belt and Pulley Systems

In belt guard mounting, the Hexagon Flange Head Cap Screw ensures that the belt guard is firmly attached, protecting the serpentine belt from debris and reducing the risk of belt damage. Similarly, in belt tensioner applications, these screws secure the tensioner assembly, maintaining the correct tension on the belt to ensure efficient power transmission to various engine accessories.

Cooling System Components

Within the engine cooling system, the screw is used in engine fan and fan drive assemblies. It secures the fan to the fan pilot spacer and the fan pulley mounting, ensuring that the fan operates smoothly and efficiently to dissipate heat from the radiator.

The heat exchanger also benefits from the use of these screws, as they secure the heat exchanger to its mounting points, ensuring stable and efficient heat transfer between the engine coolant and the ambient air.

Fuel and Oil Systems

In the fuel shutoff valve, the Hexagon Flange Head Cap Screw ensures a secure connection, preventing leaks and ensuring the valve operates correctly to cut off fuel supply in emergency situations.

For the full flow oil filter, these screws are used to attach the filter housing to the engine block, ensuring a leak-free seal and efficient filtration of engine oil.

Refrigerant Systems

In refrigerant compressor systems, the screw is employed in refrigerant compressor drive and mounting applications. It secures the compressor to its mounting bracket and the drive mechanism, ensuring stable and efficient operation of the air conditioning system.

Water Pump and Related Components

The water pump drive and water pump drive pulley also utilize these screws to secure the pump to the engine and the pulley to the pump shaft. This ensures reliable water circulation through the engine, maintaining optimal operating temperatures.

Additional Applications

The screw is also found in idler pulley assemblies, where it secures the pulley to its mounting bracket, ensuring smooth belt operation. In guard package applications, it attaches protective guards to various engine components, enhancing safety and durability.

Overall, the part 3282433 Hexagon Flange Head Cap Screw plays a significant role in the secure and efficient operation of various engine systems, contributing to the overall reliability and performance of the engine.

Conclusion

The 3282433 Hexagon Flange Head Cap Screw is a critical component in heavy-duty truck and engine applications, offering robust fastening solutions that ensure the integrity and performance of various systems. Its design, featuring a hexagonal head and flange, provides superior torque application and load distribution, making it a reliable choice for demanding environments. Proper installation and maintenance are essential to maximize its benefits and ensure long-term reliability.