5347653
Flat Head Cap Screw
Cummins®

The Flat Head Cap Screw 5347653, manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. Cummins, a well-established name in the commercial truck industry, produces a range of components that ensure the reliability and efficiency of truck operations. This part is integral to the assembly and maintenance of various truck components, providing secure fastening in demanding environments.

Basic Concepts of Flat Head Cap Screws

A Flat Head Cap Screw is a type of fastener characterized by its flat head, which sits flush with or below the surface of the material being fastened. This design minimizes protrusion, reducing the risk of damage and improving the aesthetic appearance of the assembly. Flat Head Cap Screws are commonly used in mechanical assemblies to secure components together, offering a balance of strength and low profile. They function by threading into a pre-drilled hole, creating a tight connection that resists loosening over time ¹.

Purpose of the 5347653 Flat Head Cap Screw in Truck Operations

This Cummins part plays a role in the operation and maintenance of commercial trucks by securing various components in place. Its applications range from fastening engine parts to securing body panels and other critical assemblies. The screw’s design ensures that components remain firmly attached, even under the vibrations and stresses typical of truck operations. This reliability is vital for maintaining the structural integrity and performance of the truck ².

Key Features

The 5347653 Flat Head Cap Screw boasts several key features that enhance its performance and durability. It is made from high-quality materials, ensuring resistance to corrosion and wear. The screw features a specific thread type that provides a strong grip, minimizing the risk of loosening. Its flat head design allows for a low-profile installation, which is particularly beneficial in applications where space is limited or a smooth surface is required. Additionally, the screw may include unique attributes such as a special coating or treatment to further improve its resistance to environmental factors.

Benefits

Using this part offers several benefits in heavy-duty truck applications. The screw provides improved fastening strength, ensuring that components remain securely attached under various operating conditions. Its resistance to loosening helps maintain the integrity of the assembly over time, reducing the need for frequent maintenance. The screw’s compatibility with high-stress environments makes it an ideal choice for commercial trucks, where durability and reliability are paramount.

Installation Guidelines

Proper installation of the 5347653 Flat Head Cap Screw is crucial for achieving secure and lasting fastening. Begin by ensuring that the mating surface is clean and free of debris. Use a drill bit of the appropriate size to create a pilot hole, which will guide the screw and prevent it from stripping. Insert the screw into the hole and use a torque wrench to tighten it to the specified torque setting, ensuring that it is snug without over-tightening. Following these guidelines will help ensure a secure connection that withstands the rigors of truck operations.

Troubleshooting and Maintenance

Common issues with Flat Head Cap Screws include corrosion, stripping, and loosening. To address these problems, regularly inspect screws for signs of wear or damage. If corrosion is present, clean the affected area and consider applying a protective coating to prevent further degradation. Stripped screws may require replacement, while loosening screws can often be tightened to the proper torque specification. Implementing a routine maintenance schedule will help prolong the lifespan of the screws and ensure the continued reliability of the truck.

Cummins: Manufacturer Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality and innovation in the commercial truck industry. The company’s extensive product range includes components like the 5347653 Flat Head Cap Screw, which are designed to meet the demanding requirements of heavy-duty applications. Cummins’ commitment to quality is evident in its rigorous testing and manufacturing processes, ensuring that its products deliver reliable performance in the field.

Cummins Flat Head Cap Screw 5347653 in Engine Applications

The Cummins Flat Head Cap Screw, part number 5347653, is a critical component in various Cummins engine models. This part is integral to the assembly and maintenance of these engines, ensuring secure fastening and structural integrity.

QSB4.5 CM2250 EC Engines

In the QSB4.5 CM2250 EC engines, the 5347653 Flat Head Cap Screw is utilized in several key areas. It is commonly found in the engine’s head assembly, where it helps to secure the cylinder head to the engine block. This ensures that the combustion chamber is sealed properly, which is essential for maintaining engine efficiency and performance.

Additionally, this screw is often used in the engine’s valve train assembly. It plays a crucial role in fastening various components, such as valve covers and rocker arms, ensuring that the valve train operates smoothly and reliably. The precision and strength of the 5347653 screw are critical in these applications, as any failure could lead to significant engine issues.

The use of the 5347653 Flat Head Cap Screw in these engines underscores Cummins’ commitment to quality and durability. This part is designed to withstand the high stresses and temperatures encountered in engine operation, providing long-lasting performance and reliability.

Part 5347653 Flat Head Cap Screw Component Usage

In the intricate assembly of engine systems, the part 5347653 Flat Head Cap Screw plays a significant role in ensuring the secure fastening of various components. Its application is widespread across different engine parts, contributing to the overall stability and functionality of the engine.

Breather and Crankcase Systems

Within the breather and crankcase systems, the Flat Head Cap Screw is utilized to fasten the breather cover to the crankcase. This secure attachment is essential for maintaining the integrity of the crankcase ventilation system, which is responsible for releasing pressure and contaminants from the crankcase. Proper fastening ensures that the breather system operates efficiently, contributing to the engine’s longevity and performance.

Crankcase Breather

In the crankcase breather assembly, the Flat Head Cap Screw is employed to attach the breather valve to the crankcase. This connection is vital for the breather valve’s function in regulating the flow of gases and moisture out of the crankcase. A secure attachment prevents leaks and ensures that the breather valve can effectively manage crankcase pressure, which is important for maintaining engine health.

Fuel Control Module

The Flat Head Cap Screw is also integral in the assembly of the fuel control module. It is used to fasten the module to its mounting bracket, ensuring that the module remains securely in place during engine operation. This secure attachment is important for the module’s accurate control of fuel delivery, which directly impacts engine performance and efficiency.

Module Attachments

Beyond the fuel control module, the Flat Head Cap Screw is commonly used in the attachment of various engine modules. Whether securing sensors, actuators, or other control units, this screw ensures that these components are firmly mounted, allowing them to function correctly without the risk of displacement or damage due to engine vibrations.

Conclusion

In summary, the part 5347653 Flat Head Cap Screw is a versatile fastener that plays a key role in the secure assembly of engine components. Its application across breather, crankcase, and module systems underscores its importance in maintaining the structural integrity and operational efficiency of engine systems.