3648202
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Hexagon Flange Head Cap Screw, identified by part number 3648202, is a component manufactured by Cummins, a well-established name in the commercial truck industry. This screw is integral to the mechanical systems of commercial trucks, ensuring the secure fastening of various components. Cummins is renowned for its commitment to quality and innovation in producing reliable truck components.

Basic Concepts

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 a wrench, while the flange provides additional surface area to distribute the load and prevent the screw from sinking into the material. In a truck’s mechanical system, these screws are used to fasten components securely, ensuring structural integrity and operational efficiency ¹.

Purpose and Role in Truck Operation

The 3648202 Hexagon Flange Head Cap Screw plays a significant role in the operation of a truck by securely fastening various components. It is commonly used in applications where high torque and resistance to loosening are required. This screw is vital in attaching engine components, transmission parts, and other critical assemblies, contributing to the overall reliability and performance of the truck ².

Key Features

The 3648202 Hexagon Flange Head Cap Screw features a hexagonal head design that facilitates easy and precise torque application. The flange beneath the head enhances the screw’s ability to distribute loads evenly, reducing the risk of damage to the fastened material. Additionally, the screw is made from high-quality materials that offer excellent durability, corrosion resistance, and strength, ensuring long-lasting performance in demanding truck environments ³.

Benefits

The 3648202 Hexagon Flange Head Cap Screw offers several benefits, including enhanced durability due to its high-quality material construction. The hexagonal head design allows for improved torque application, ensuring that components are securely fastened. The flange characteristic provides additional resistance to loosening, maintaining the integrity of the fastening over time. These features contribute to the screw’s reliability and performance in commercial truck applications ⁴.

Installation and Usage

Proper installation of the 3648202 Hexagon Flange Head Cap Screw is crucial for ensuring its effectiveness. It is recommended to use the appropriate torque settings specified by the manufacturer to avoid over-tightening or under-tightening. The screw should be installed in applications where high torque and resistance to loosening are required, such as engine and transmission component fastening. Following the manufacturer’s guidelines will ensure optimal performance and longevity.

Troubleshooting and Maintenance

Common issues with the 3648202 Hexagon Flange Head Cap Screw may include loosening or corrosion. Regular inspection and maintenance can help identify and address these issues promptly. If loosening is detected, re-tightening the screw to the recommended torque settings is advised. To prevent corrosion, ensuring the screw is made from corrosion-resistant materials and applying appropriate coatings or treatments can be beneficial. Regular maintenance and timely replacement of worn or damaged screws will help maintain the truck’s performance and safety.

Cummins Overview

Cummins is a leading manufacturer in the commercial truck industry, known for its history of innovation and commitment to quality. The company has built a reputation for producing reliable and high-performance truck components. Cummins’ dedication to research and development ensures that its products, including the 3648202 Hexagon Flange Head Cap Screw, meet the demanding requirements of commercial truck applications. The company’s focus on quality and customer satisfaction underscores its position as a trusted provider in the industry.

Cummins Engine Part 3648202: Hexagon Flange Head Cap Screw

The Cummins part number 3648202, a Hexagon Flange Head Cap Screw, is a critical component in the assembly and maintenance of several Cummins engine models. This part is integral to the structural integrity and operational efficiency of the engines it is used in.

QSK60 G CM2358 K110

In the QSK60 G CM2358 K110 engine, the Hexagon Flange Head Cap Screw is utilized in various applications where a secure and reliable fastening method is required. Its design ensures that it can withstand the high stresses and operational demands of this engine, contributing to the overall durability and performance.

X12 CM2670 X121B

Similarly, in the X12 CM2670 X121B engine, the Hexagon Flange Head Cap Screw plays a vital role. This engine, known for its robust performance, relies on this screw to maintain the alignment and stability of critical components. The screw’s flange head design provides a larger bearing surface, which is essential for distributing loads evenly and preventing damage to the engine’s components.

Grouping of Engines

The Hexagon Flange Head Cap Screw is a common component across multiple Cummins engine models, including the QSK60 G CM2358 K110 and X12 CM2670 X121B. Its application in these engines underscores its importance in ensuring the engines’ operational integrity and longevity. The use of this screw in these engines highlights its versatility and reliability in high-performance environments.

Role of Part 3648202 Hexagon Flange Head Cap Screw in Engine Systems

In the context of engine systems, the part 3648202 Hexagon Flange Head Cap Screw is instrumental in ensuring the secure assembly and operation of various components.

Recirculation Systems

Within recirculation systems, this screw is often used to fasten components that manage the flow of fluids or gases back into the engine for reuse. Its hexagonal flange head provides a stable and tamper-resistant connection, which is essential for maintaining the integrity of seals and connections in these systems. The screw ensures that parts like valves, filters, and hoses remain firmly in place, preventing leaks and ensuring efficient recirculation.

Exhaust Systems

In exhaust systems, the 3648202 Hexagon Flange Head Cap Screw plays a significant role in securing components that handle the expulsion of combustion gases from the engine. It is commonly used to attach exhaust manifolds, catalytic converters, and mufflers. The screw’s design allows for a robust connection that can withstand high temperatures and vibrations, ensuring that the exhaust components remain securely fastened and function correctly.

Turbocharger Assemblies

For turbocharger assemblies, this screw is vital in attaching components that enhance engine performance by forcing additional air into the combustion chamber. It is used to secure turbocharger housings, wastegates, and intercoolers. The screw’s flange head provides additional surface area for torque application, ensuring that these high-stress components remain firmly attached under the extreme conditions turbochargers operate in. This secure attachment is essential for maintaining the turbocharger’s efficiency and durability.

Conclusion

The 3648202 Hexagon Flange Head Cap Screw by Cummins is a critical component in the assembly and maintenance of commercial truck engines. Its design and features ensure secure fastening, high durability, and resistance to loosening and corrosion. Proper installation and maintenance are essential for optimal performance and longevity. Cummins’ commitment to quality and innovation ensures that this screw meets the demanding requirements of commercial truck applications, contributing to the overall reliability and performance of the vehicles.