4070462
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, part number 4070462, is a component manufactured by Cummins, a well-established name in the automotive and heavy-duty truck industry. This screw is significant in commercial trucks due to its robust design and reliable performance. It is utilized in various fastening applications within truck assemblies, contributing to the overall durability and efficiency of the vehicle.

Basic Concepts of Hexagon Flange Head Cap Screw

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 torque application using standard tools, while the flange provides additional surface area to distribute the load and prevent the screw from sinking into the material. This design is particularly beneficial in applications where high torque and secure fastening are required ¹.

Purpose and Role in Truck Operation

The 4070462 Hexagon Flange Head Cap Screw plays a role in the assembly and maintenance of commercial truck components. It is used to fasten various parts securely, ensuring that they remain in place under operational stresses. This screw is integral to maintaining the structural integrity of truck components, facilitating efficient and safe operation ².

Key Features

The 4070462 Hexagon Flange Head Cap Screw is crafted from high-quality materials, ensuring durability and resistance to wear. It features a specific thread type designed for optimal engagement with mating components, enhancing the security of the fastening. The unique design elements, such as the flange and hexagonal head, contribute to its performance and ease of use in various applications.

Benefits

Using the 4070462 Hexagon Flange Head Cap Screw offers several advantages. It provides improved fastening security, making it less likely for components to become loose during operation. Its design also offers resistance to vibration, which is common in the dynamic environment of a commercial truck. Additionally, the screw is easy to install and remove, facilitating maintenance and repair processes ³.

Installation Guidelines

Proper installation of the 4070462 Hexagon Flange Head Cap Screw involves several steps. First, ensure the mating surfaces are clean and free of debris. Use the appropriate tool to apply torque according to the specified guidelines to achieve the correct tension without over-tightening. It is recommended to use a torque wrench for precise application of force.

Troubleshooting and Maintenance

Common issues with the 4070462 Hexagon Flange Head Cap Screw may include loosening over time or damage due to corrosion. Regular inspection and maintenance can help identify and address these issues promptly. If a screw appears loose, it should be re-tightened to the specified torque. In cases of corrosion, the affected screw should be replaced to maintain the integrity of the fastening.

Compatibility and Applications

The 4070462 Hexagon Flange Head Cap Screw is designed for use in commercial trucks, where it is applied in various components and systems. Its compatibility with specific truck models and components ensures that it meets the demanding requirements of heavy-duty applications.

Cummins: Manufacturer Overview

Cummins is a reputable manufacturer known for its commitment to quality and innovation in the automotive industry. With a rich history of producing reliable components, Cummins has established a strong reputation for delivering products that meet the high standards of the commercial trucking sector. Their focus on quality ensures that components like the 4070462 Hexagon Flange Head Cap Screw are designed to perform reliably in challenging environments.

Engines Compatible with Part 4070462

ISM Series Engines

• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN

L10 Series Engines

• L10 CELECT
• L10 GAS
• L10 MECHANICAL

M11 Series Engines

• M11 CELECT
• M11 CELECT PLUS
• M11 MECHANICAL

QSM11 Series Engines

• QSM11 CM570
• QSM11 CM876

X12 Series Engines

• X12 CM2670 X121B
• X12N CMMDG1 X143B

Understanding the Role of Part 4070462 Hexagon Flange Head Cap Screw in Engine Systems

The 4070462 Hexagon Flange Head Cap Screw is a specialized fastener designed for secure and reliable fastening in various engine components. Its unique design ensures a firm grip and resistance to loosening, making it suitable for high-stress applications within engine systems.

Application in Engine Components

1. Cover and Gear Assemblies:

   • The screw is often used to secure covers, such as the front gear cover and gear housing cover. These covers protect internal components and maintain the integrity of the engine’s structure.
   • In gear cover kits and gear housing kits, the screw ensures that the covers remain tightly fastened, preventing leaks and maintaining proper alignment of the gears.

2. Fuel Pump and Cylinder Block:

   • Within the fuel pump assembly, the screw helps to secure the pump to the engine block or mounting bracket, ensuring stable operation and preventing vibrations that could affect fuel delivery.
   • On the cylinder block, the screw is used to fasten various components, such as sensors or brackets, ensuring they remain in place under the high temperatures and pressures experienced during engine operation.

3. Lower Engine Gasket Set and Overhaul Kit:

   • In lower engine gasket sets, the screw is employed to secure gaskets and seals, ensuring a tight fit that prevents oil and coolant leaks.
   • During engine overhauls, the screw is part of the overhaul kit, used to reassemble the engine with precision, guaranteeing all components are correctly aligned and secured.

4. Engine Control Module and Strip Seal Kit:

   • The screw may also be used to mount the engine control module (ECM) to the engine or chassis, ensuring the ECM remains securely in place and protected from environmental factors.
   • In strip seal kits, the screw helps to install and secure seals around moving parts, such as the crankshaft or camshaft, maintaining proper sealing and reducing the risk of oil leaks.

Conclusion

The 4070462 Hexagon Flange Head Cap Screw is a critical component in the assembly and maintenance of commercial truck engines. Its robust design, reliable performance, and compatibility with various Cummins engine models make it an essential part for ensuring the structural integrity and operational efficiency of these engines. Proper installation, regular maintenance, and understanding its role in different engine components are key to maximizing the benefits of this Cummins part.