3411337
Hexagon Head Cap Screw
Cummins®

Introduction

The Cummins 3411337 Hexagon Head Cap Screw is a specialized fastener designed for use in commercial truck applications. It ensures the secure assembly of various truck components and is engineered to withstand the demanding conditions encountered in heavy-duty truck operations, contributing to the overall performance and longevity of the vehicle ².

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is characterized by its hexagonal head, which allows for efficient tightening and loosening using standard tools such as wrenches or sockets. In the automotive industry, these screws are commonly used to join metal parts together, offering a balance of strength and ease of use. The hexagonal head design ensures that the screw can be driven with precision, reducing the risk of slippage and damage to the screw or the surrounding material ¹.

Purpose of the Cummins 3411337 Hexagon Head Cap Screw

This Cummins part plays a specific role in the operation and maintenance of heavy-duty trucks. It is utilized in various truck components where secure and durable fastening is required, including applications in the engine compartment, chassis, and other critical areas where vibrations and stress are common. The screw’s design ensures that it can maintain a tight and reliable connection, contributing to the safe and efficient operation of the truck ².

Key Features

The Cummins 3411337 Hexagon Head Cap Screw boasts several key features that make it suitable for heavy-duty applications. Its hexagonal head design allows for easy installation and removal using standard tools. The screw is manufactured from high-quality materials, ensuring durability and resistance to corrosion. The threading is designed to provide a strong grip, minimizing the risk of loosening over time. Additionally, the screw may undergo unique manufacturing processes to enhance its performance under demanding conditions ².

Benefits

This Cummins part offers a range of benefits that make it an ideal choice for commercial truck applications. Its durability ensures long-term performance, even in harsh environments. The screw’s resistance to loosening helps maintain secure connections, reducing the need for frequent maintenance. Ease of use with standard tools simplifies installation and removal processes. Furthermore, its compatibility with various truck components ensures versatile application across different truck models and systems ².

Installation and Usage

Proper installation of the Cummins 3411337 Hexagon Head Cap Screw is crucial for ensuring secure fastening. It is recommended to follow torque specifications provided by the manufacturer to achieve the optimal tightening force without over-tightening, which could damage the screw or the surrounding material. Using the appropriate tools and following recommended practices will help ensure a secure and lasting connection ².

Troubleshooting and Maintenance

Common issues with the Cummins 3411337 Hexagon Head Cap Screw may include loosening or corrosion. Regular inspection and maintenance can help identify and address these issues early. If loosening is detected, re-tightening the screw to the specified torque can often resolve the issue. In cases of corrosion, cleaning the affected area and applying a suitable anti-corrosive treatment can help prolong the screw’s service life. Regular maintenance practices, such as checking for proper torque and inspecting for signs of wear, can contribute to the longevity and reliability of the fastener ².

Cummins 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 strong reputation in the commercial truck industry for producing high-quality, reliable components. The company’s product range includes a variety of engines, powertrain components, and aftermarket parts, all designed to meet the demanding requirements of heavy-duty applications. Cummins’ commitment to innovation and customer satisfaction has made it a trusted name in the industry ².

Hexagon Head Cap Screw 3411337 in Cummins Engines

The Cummins part number 3411337, a Hexagon Head Cap Screw, is integral to the assembly and maintenance of several Cummins engine models. This screw is used in a variety of applications within the engine systems, ensuring secure fastening and structural integrity ².

G855 Series

The G855 series, which includes variants such as G855 CM558 and GTA855 CM558 (CM2358), utilizes the Hexagon Head Cap Screw 3411337 in various critical assemblies. These engines are known for their robust design and high performance, and the screw plays a key role in maintaining the alignment and stability of engine components ².

N14 Series

The N14 series engines, which encompass models like N14 CELECT PLUS, N14 G, and N14 MECHANICAL, also incorporate the Hexagon Head Cap Screw 3411337. This screw is essential for securing parts within the engine’s complex systems, ensuring that all components remain tightly fastened and properly aligned during operation ².

NH/NT 855 Series

The NH/NT 855 engine uses the Hexagon Head Cap Screw 3411337 in its construction. This engine is designed for durability and efficiency, and the screw is used in several key areas to maintain the structural integrity of the engine ².

QSN14 Series

The QSN14 series engines, including the QSN14 CM876 N103 and QSNT14 CM876 N102, also rely on the Hexagon Head Cap Screw 3411337. These engines are built for high-performance applications, and the screw is crucial for ensuring that all parts are securely fastened, contributing to the overall reliability and longevity of the engine ².

Role of Part 3411337 Hexagon Head Cap Screw in Engine Systems

In the intricate assembly of engine systems, the Part 3411337 Hexagon Head Cap Screw serves as a fundamental fastening component. Its application spans across various engine components, ensuring structural integrity and operational efficiency ².

Integration with Base Parts and Basic Reconditioning Assembly

The Hexagon Head Cap Screw is instrumental in securing base parts during the initial assembly and throughout the basic reconditioning process. It provides the necessary tension to hold components in place, facilitating a smooth reconditioning workflow ².

Application in Block and Cylinder Assemblies

Within the block cylinder and block short kit, this screw plays a significant role. It is used to fasten the cylinder NH-855 to the cylinder (service) block, ensuring a secure fit that is essential for the block’s structural stability. Similarly, in the cylinder block and cylinder block kit, the screw aids in maintaining the alignment and integrity of the components during operation ².

Use in Cylinder Block Repair and Service Blocks

For the cylinder block repair kit and cylinder service block, the Hexagon Head Cap Screw is vital. It is employed to reattach and reinforce parts that may have been disassembled for repair or service, guaranteeing that the cylinder block can withstand the pressures and stresses of engine operation ².

Role in Short Block and EBM: Block Assemblies

In the short block and short block assembly kit, the screw is used to secure various components, contributing to the overall robustness of the assembly. It is also found in the EBM: block and engine block, where it helps in maintaining the precise alignment of parts, which is crucial for the engine’s performance ².

Function in Engine and Short Block Kit

Lastly, in the engine and engine block, as well as the short block kit, the Hexagon Head Cap Screw is a key component. It ensures that all fastened parts remain securely in place, allowing the engine to function efficiently and reliably ².

Conclusion

Throughout these applications, the Part 3411337 Hexagon Head Cap Screw demonstrates its versatility and importance in maintaining the structural and functional integrity of engine systems. Its role in ensuring secure fastening and alignment of components is crucial for the performance and longevity of Cummins engines.