4991525
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 4991525, is a component manufactured by Cummins, a well-established name in the commercial truck industry. This screw is integral to the assembly and maintenance of various truck components, ensuring reliable performance and durability. Cummins, known for its commitment to quality and innovation, produces this screw to meet the rigorous demands of commercial trucking.

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 softer materials. Within a truck’s mechanical system, this screw plays a role in securing components, ensuring they remain firmly in place under various operational stresses.

Purpose and Role in Truck Operation

The 4991525 Hexagon Flange Head Cap Screw is utilized in several applications within a truck. It is commonly employed in the fastening of engine components, chassis parts, and various structural elements. By providing a secure and stable connection, this screw contributes to the overall integrity and performance of the truck. Its design ensures that components remain aligned and functional, even under the dynamic conditions experienced during operation.

Key Features

The 4991525 Hexagon Flange Head Cap Screw boasts several key features that enhance its functionality and reliability. Its hexagonal head design allows for straightforward installation and removal using common tools. 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 crafted from high-quality materials, ensuring it can withstand the demanding environments typical of commercial trucking.

Benefits

The benefits of using the 4991525 Hexagon Flange Head Cap Screw include enhanced durability, improved fastening capabilities, and resistance to loosening. The robust construction of the screw ensures it can endure significant stress without failing. The flange design helps maintain a secure connection, reducing the likelihood of components becoming misaligned. Furthermore, the screw’s resistance to loosening ensures that connections remain intact, contributing to the overall safety and reliability of the truck.

Installation Process

Proper installation of the 4991525 Hexagon Flange Head Cap Screw involves several steps to ensure optimal performance. Begin by selecting the appropriate drill bit to create a pilot hole, which helps guide the screw and reduces the risk of splitting the material. Next, use a torque wrench to install the screw, applying the manufacturer’s recommended torque specifications to avoid over-tightening. It is important to check the alignment of the components being fastened to ensure they are properly seated. Finally, inspect the installation to confirm that the flange is flush with the surface and that the connection is secure.

Troubleshooting and Maintenance

Common issues with the 4991525 Hexagon Flange Head Cap Screw may include loosening over time or damage due to corrosion. To troubleshoot, first, inspect the screw and surrounding components for signs of wear or corrosion. If loosening is detected, re-tighten the screw to the specified torque. For corrosion, clean the affected area and consider applying a corrosion-resistant coating to prevent future issues. Regular maintenance, including periodic checks for tightness and condition, will help ensure the longevity and optimal performance of the screw.

Cummins Overview

Cummins is a renowned manufacturer with a rich history in the commercial truck industry. The company is known for its commitment to quality, innovation, and customer satisfaction. Cummins’ extensive range of products, including the 4991525 Hexagon Flange Head Cap Screw, reflects its dedication to providing reliable and high-performance components. The company’s reputation is built on a foundation of rigorous testing, advanced manufacturing processes, and a focus on meeting the needs of its customers in the commercial trucking sector.

Cummins Part 4991525 Hexagon Flange Head Cap Screw in Engine Applications

The Cummins part 4991525, a Hexagon Flange Head Cap Screw, is a critical component in the assembly and maintenance of various engine systems. This part is designed to provide secure fastening in environments where high torque and durability are essential.

Application in 6B5.9 Engines

In the 6B5.9 engines, the Hexagon Flange Head Cap Screw is utilized for securing various engine components. Its design ensures that it can withstand the operational stresses and temperatures typical of engine environments, maintaining the integrity of the engine assembly.

Application in ISZ13 CM2150 Z105 Engines

For the ISZ13 CM2150 Z105 engines, the Hexagon Flange Head Cap Screw is integral to the fastening of critical engine parts. This includes securing components that are exposed to high mechanical loads and thermal cycles, ensuring that the engine operates efficiently and reliably.

Grouping of Engines

The Hexagon Flange Head Cap Screw is a versatile component that finds application across different engine models. Its use in both the 6B5.9 and ISZ13 CM2150 Z105 engines highlights its importance in maintaining the structural integrity and operational efficiency of these engines. The screw’s design allows it to be used in various engine configurations, providing a reliable fastening solution in demanding environments.

Role of Part 4991525 Hexagon Flange Head Cap Screw in Engine Systems

The part 4991525 Hexagon Flange Head Cap Screw is instrumental in securing various components within engine systems, ensuring stability and proper function.

Fuel System Integration

In the fuel system, this screw is often used to mount the fuel filter housing. Its flange head provides a broad contact area, which enhances the screw’s holding power, reducing the risk of loosening under vibration. This is particularly important at the fuel filter location, where secure mounting is essential to maintain the integrity of the fuel line and prevent leaks.

Thermostat Housing

When it comes to the thermostat housing, the Hexagon Flange Head Cap Screw plays a key role in ensuring a tight seal. The flange head helps distribute the clamping force more evenly across the housing, which is vital for preventing coolant leaks. This is especially important in maintaining the engine’s optimal operating temperature.

Intake Connection

At the intake connection, this screw is used to secure the intake manifold to the engine block. The robust design of the flange head cap screw ensures a firm connection, which is necessary for maintaining the airtight seal required for efficient air intake. This contributes to the overall performance and efficiency of the engine.

General Mounting Applications

Beyond specific components, the 4991525 Hexagon Flange Head Cap Screw is widely used for general mounting purposes throughout the engine system. Its design allows for easy installation and removal, making it a versatile choice for various applications where secure fastening is required.

Conclusion

The 4991525 Hexagon Flange Head Cap Screw is a vital component in the commercial truck industry, providing secure and reliable fastening for various engine and structural components. Its robust design, ease of installation, and resistance to loosening make it an essential part for maintaining the integrity and performance of trucks. Cummins’ commitment to quality and innovation ensures that this screw meets the demanding requirements of commercial trucking, contributing to the overall safety and reliability of the vehicles.