3093892
Hexagon Head Cap Screw
Cummins®

Introduction

The Hexagon Head Cap Screw Part #3093892 by Cummins is a specialized fastener designed for use in commercial trucks. This screw is integral to securing various components within the truck’s structure, ensuring stability and reliability under demanding operational conditions. Its design and material composition are tailored to meet the rigorous requirements of heavy-duty applications.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is characterized by its hexagonal head, which allows for efficient torque application using common hand tools such as wrenches or sockets. The screw’s threaded shaft engages with internal threads in the mating component, creating a secure connection. This design is particularly effective in applications where vibration and dynamic loads are common, as the hexagonal head provides a stable interface for tightening and loosening ¹.

Purpose and Role in Truck Operation

The 3093892 Hexagon Head Cap Screw is engineered to contribute to the assembly and maintenance of truck components. In commercial truck operations, it secures critical parts such as engine mounts, chassis components, and various brackets. By providing a robust fastening solution, it helps maintain the integrity of the truck’s structure, ensuring that components remain securely in place during operation ².

Key Features

The 3093892 Hexagon Head Cap Screw features a hexagonal head design that facilitates easy and precise tightening. It is composed of high-strength materials, typically alloy steel, which enhances its durability and resistance to wear. The screw’s design includes a cap at the end of the shaft, which covers the fastener and provides additional protection against corrosion and debris. These features contribute to its performance and longevity in demanding environments ³.

Benefits

The 3093892 Hexagon Head Cap Screw offers several benefits, including improved fastening strength and resistance to loosening. Its design ensures a secure connection, reducing the risk of component failure due to fastener loosening. Additionally, the screw’s compatibility with various truck components makes it a versatile choice for maintenance and repair applications. Its resistance to corrosion further enhances its reliability in outdoor and harsh operating conditions.

Installation Guidelines

Proper installation of the 3093892 Hexagon Head Cap Screw is crucial for ensuring secure and reliable fastening. It is recommended to use the appropriate torque specifications provided by the manufacturer to achieve the correct tension without over-tightening. Common tools such as wrenches or sockets should be used to apply torque evenly. Following best practices, such as cleaning the mating surfaces and inspecting for damage, will help ensure a successful installation.

Troubleshooting and Maintenance

Common issues with the 3093892 Hexagon 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 specified torque is recommended. In cases of corrosion, cleaning the affected area and applying a corrosion-resistant coating can help prolong the screw’s lifespan. Routine maintenance practices, such as lubrication and inspection, will ensure optimal performance and reliability.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a strong reputation in the commercial truck industry. The company’s commitment to excellence is reflected in its product offerings, which are designed to meet the demanding requirements of heavy-duty applications. Cummins’ focus on quality and innovation ensures that its components, including the 3093892 Hexagon Head Cap Screw, deliver reliable performance and durability ⁴.

Cummins Engine Part 3093892: Hexagon Head Cap Screw

The Cummins part number 3093892, a Hexagon Head Cap Screw, is a critical component in the assembly and maintenance of several Cummins engines. This part is essential for securing various engine parts and ensuring the structural integrity of the engine.

QST30 CM2350 T101 and QST30 CM552

In the QST30 CM2350 T101 and QST30 CM552 engines, the Hexagon Head Cap Screw 3093892 is utilized in several key areas. These engines, known for their robust performance and reliability, require precise fastening to maintain operational efficiency and safety. The screw is typically used in the following applications:

• Cylinder Head Bolting: Ensuring the cylinder heads are securely fastened to the engine block, preventing leaks and maintaining compression.
• Engine Block Assembly: Used in various points where the engine block needs to be bolted together, providing the necessary strength and stability.
• Accessory Mounting: Securing various engine accessories such as alternators, water pumps, and other peripheral components to the engine block.

The use of the Hexagon Head Cap Screw in these engines highlights its importance in maintaining the engine’s structural integrity and ensuring smooth operation. The screw’s design, with its hexagonal head, allows for efficient tightening and loosening using a wrench or socket, making it a practical choice for maintenance and assembly tasks.

Part 3093892 Hexagon Head Cap Screw Component Usage

The part 3093892 Hexagon Head Cap Screw is a versatile fastener that plays a significant role in securing various components within engine systems. Its application spans across multiple parts, ensuring the integrity and functionality of the engine assembly.

Bracket

In engine systems, brackets are essential for mounting and supporting various components. The Hexagon Head Cap Screw is used to firmly attach brackets to the engine block or other structural elements, providing a stable foundation for additional parts.

Shipping

During the shipping of engine components, the Hexagon Head Cap Screw is often employed to secure parts in place, preventing movement and potential damage. This ensures that components arrive in optimal condition, ready for installation.

Camshaft Bushing Replacer

When replacing camshaft bushings, the Hexagon Head Cap Screw is utilized to secure the replacer tool in position. This allows for precise and stable bushing replacement, maintaining the camshaft’s alignment and performance.

Compressor

In compressor assemblies, the Hexagon Head Cap Screw is used to fasten various housing components and brackets. This ensures that the compressor operates efficiently without any undue stress on its parts.

Air

For air management components, such as intake manifolds or air filters, the Hexagon Head Cap Screw secures these parts to the engine, ensuring a proper seal and efficient airflow.

Cover

Engine covers, including valve covers and timing covers, are often fastened using the Hexagon Head Cap Screw. This ensures that these covers remain securely in place, protecting internal components from contaminants.

Front Gear

In front gear assemblies, the Hexagon Head Cap Screw is used to secure gears and housing components. This maintains the precise alignment and operation of the front gear system.

Drive

For drive components, such as belt drives or chain drives, the Hexagon Head Cap Screw secures pulleys and sprockets to their respective mounts. This ensures smooth and reliable power transmission.

Fan

Engine cooling fans are typically attached using the Hexagon Head Cap Screw. This secures the fan to its housing, ensuring efficient cooling performance and preventing vibrations.

Front Gear Cover

The front gear cover, which protects the front gear assembly, is fastened using the Hexagon Head Cap Screw. This ensures that the cover remains in place, safeguarding the internal components.

Spare Mounting

For spare parts or additional mounting brackets, the Hexagon Head Cap Screw provides a reliable fastening solution. This allows for the secure attachment of spare components, ensuring they are readily available for maintenance or replacement.

Conclusion

The 3093892 Hexagon Head Cap Screw by Cummins is a vital component in the assembly and maintenance of commercial trucks and Cummins engines. Its robust design, high-strength materials, and versatile applications make it an essential fastener for ensuring the structural integrity and reliability of various engine components. Proper installation, regular maintenance, and understanding its key features and benefits are crucial for maximizing the performance and longevity of this Cummins part.