4070463
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 4070463, is a component manufactured by Cummins, a well-regarded name in the automotive industry. This screw is significant in the realm of commercial trucks due to its robust design and reliable performance. Cummins, known for its high-quality truck components, ensures that this screw meets 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 flanged base. The hexagonal head allows for efficient torque application using standard tools, while the flange provides additional surface area to distribute load and prevent the screw from sinking into the material ². In the context of truck mechanics, this screw is utilized for securing various components, ensuring they remain firmly in place under operational stress.

Purpose and Role in Truck Operation

This part plays a specific role in the operation and maintenance of commercial trucks. It is employed in applications where secure fastening is required, such as attaching brackets, panels, and other structural components. Its design ensures that these parts remain fixed, contributing to the overall stability and safety of the truck. The screw’s application extends to various truck components, including engine mounts, chassis parts, and body panels ³.

Key Features

The 4070463 boasts several key features that enhance its effectiveness and durability. Its hexagonal head design allows for straightforward installation and removal using common tools. The flange characteristic provides added stability and load distribution, reducing the risk of the screw pulling through the material. Additionally, the screw is crafted from high-quality materials, offering resistance to corrosion and wear, which is vital for longevity in harsh operating environments ⁴.

Benefits

Using this Cummins part in truck maintenance and repair offers several advantages. The screw’s design contributes to improved fastening security, ensuring that components remain securely attached under various operational conditions. Its ease of installation simplifies maintenance procedures, reducing downtime. Furthermore, the screw’s resistance to vibration and corrosion enhances its reliability, making it a preferred choice for heavy-duty truck applications.

Installation and Usage

Proper installation of the 4070463 is crucial for optimal performance and longevity. It is recommended to follow torque specifications provided by the manufacturer to ensure the screw is tightened to the appropriate level without over-tightening, which could lead to damage. Using the correct tools and techniques during installation will help maintain the screw’s integrity and the components it secures.

Troubleshooting and Maintenance

Common issues with the 4070463, such as loosening or corrosion, can be addressed through regular inspection and maintenance. If a screw shows signs of loosening, it should be re-tightened to the specified torque. Corrosion can be prevented by ensuring the screw and surrounding area are clean and dry, and by applying a suitable corrosion-resistant coating if necessary. Regular maintenance will help prolong the screw’s lifespan and ensure continued reliable performance.

Cummins: Manufacturer Overview

Cummins Inc. is a prominent player in the automotive industry, with a history of producing high-quality truck components. The company is renowned for its commitment to innovation, quality, and customer satisfaction. Cummins’ reputation is built on a foundation of engineering excellence and a dedication to meeting the needs of commercial truck operators. The 4070463 is a testament to Cummins’ ongoing effort to deliver reliable and durable components for the heavy-duty truck market.

Hexagon Flange Head Cap Screw 4070463 in Cummins Engines

The Cummins part number 4070463, a Hexagon Flange Head Cap Screw, is a critical component in various Cummins engine models. This screw is designed to secure different parts within the engine, ensuring structural integrity and operational efficiency. Here’s how it fits into the specified engine lineup:

ISB/ISD6.7 CM2150 SN, ISB/ISD6.7 CM2150, ISB/ISD6.7 CM850

In the ISB/ISD6.7 engines, the 4070463 screw is often used in the assembly of the cylinder head, securing it to the engine block. This ensures that the cylinder head remains firmly in place, preventing any potential leaks or misalignments that could affect engine performance.

ISBE CM2150, ISB/ISD6.7 M CM2250

For the ISBE CM2150 and ISB/ISD6.7 M CM2250 engines, the screw is typically employed in the fastening of various engine covers and housings. This includes securing the valve cover, which protects the internal components of the engine from debris and environmental factors.

ISM CM570, ISM CM570/870, ISM CM876, ISM11 CM876 SN

In the ISM series engines, the 4070463 screw is used to fasten components such as the intake manifold and exhaust manifold. These parts are crucial for the engine’s air and fuel management systems, ensuring that the engine operates efficiently and effectively.

M11 CELECT, M11 CELECT PLUS, M11 MECHANICAL

For the M11 series engines, the screw is utilized in securing the turbocharger housing and other critical components. This ensures that the turbocharger operates smoothly, contributing to the engine’s overall performance and reliability.

QSB6.7 CM850(CM2850), QSB6.7 M CM2250, QSB7 CM2880 B117

In the QSB series engines, the 4070463 screw is often used in the assembly of the engine block and various covers. This includes securing the oil pan, which protects the internal components of the engine from damage and contamination.

QSM11 CM570, QSM11 CM876

For the QSM11 series engines, the screw is used to fasten components such as the cylinder head and valve cover. This ensures that these parts remain securely in place, contributing to the engine’s overall performance and longevity.

Hexagon Flange Head Cap Screw in Engine Systems

The part 4070463 Hexagon Flange Head Cap Screw is integral in securing various components within engine systems. Its robust design ensures reliable fastening, which is essential for maintaining the integrity and performance of the engine.

Cover and Gear Assembly

In the assembly of the cover and front gear, the Hexagon Flange Head Cap Screw provides the necessary tension to hold these components in place. This ensures that the gears operate smoothly without misalignment, which is vital for the efficient transfer of power within the engine.

Cylinder Block and Fuel System

When attaching the cylinder block to the engine frame, these screws play a significant role. They secure the block firmly, preventing any movement that could lead to engine imbalance. Additionally, in the fuel drain tube and plumbing systems, the screws ensure that connections are tight, preventing fuel leaks and maintaining system pressure.

Gauge and Level Measurements

For components like the oil level gauge and fuel gauge, the Hexagon Flange Head Cap Screw ensures that these gauges are accurately mounted. This accuracy is important for precise readings, allowing for proper monitoring of oil and fuel levels, which are essential for engine health.

Gasket Sets and Overhaul Kits

In the installation of the lower engine gasket set and overhaul kit, these screws are used to secure gaskets and seals. This is important for creating a seal that prevents oil and fuel leaks, ensuring that the engine operates within specified parameters.

Gear Cover Kit and Strip Seal Kit

The gear cover kit and strip seal kit rely on the Hexagon Flange Head Cap Screw to maintain their structural integrity. By securing these kits firmly, the screws help in preserving the engine’s efficiency and longevity by ensuring that all moving parts are correctly aligned and sealed.

Conclusion

The 4070463 Hexagon Flange Head Cap Screw is a vital component in the maintenance and operation of commercial trucks and Cummins engines. Its robust design, ease of installation, and resistance to corrosion make it an essential part for securing various engine components. Proper installation and regular maintenance are key to ensuring the longevity and reliability of this screw in heavy-duty applications.