3089328
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Hexagon Flange Head Cap Screw, specifically Part #3089328 by Cummins, is a specialized fastener designed for heavy-duty truck applications. Cummins, a renowned manufacturer in the automotive industry, produces this screw to meet the demanding requirements of heavy-duty vehicles. This screw is integral to ensuring the secure fastening of various components within these trucks.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of bolt characterized by its hexagonal head and flanged base. This design allows for efficient tightening and loosening using a wrench or socket, while the flange provides additional surface area to distribute load and prevent the screw from sinking into the material ¹. In mechanical assemblies, these screws play a role in securing components together, ensuring stability and structural integrity.

Purpose and Role in Truck Operation

The 3089328 Hexagon Flange Head Cap Screw serves a specific purpose in heavy-duty trucks by securing critical components. It ensures that parts remain firmly attached under the strenuous conditions encountered in truck operations. This screw contributes to the overall structural integrity of the vehicle, playing a role in maintaining the alignment and functionality of various truck systems ².

Key Features

The 3089328 Hexagon Flange Head Cap Screw features a hexagonal head that allows for easy and precise tightening. Its flange design provides additional bearing surface, which helps in distributing the load more evenly and preventing the screw from pulling through the material. The screw is crafted from high-quality materials, ensuring it can withstand the rigors of heavy-duty use. These materials contribute to its durability and resistance to corrosion, making it suitable for various operating environments ³.

Benefits

Using the 3089328 Hexagon Flange Head Cap Screw offers several advantages. Its design enhances fastening strength, providing a secure hold even under significant stress. The flange helps resist loosening, which is crucial in dynamic environments where vibrations are common. Additionally, the material properties of the screw ensure durability, allowing it to perform reliably in harsh conditions.

Installation Guidelines

Proper installation of the 3089328 Hexagon Flange Head Cap Screw is vital for optimal performance. Begin by ensuring the mating surfaces are clean and free of debris. Use a wrench or socket to tighten the screw to the specified torque, which can be found in the manufacturer’s guidelines. It is important to avoid over-tightening, as this can lead to damage. Follow best practices for tightening, such as using a torque wrench, to ensure consistency and reliability.

Troubleshooting and Maintenance

Common issues with the 3089328 Hexagon Flange Head Cap Screw may include loosening or corrosion. Regular inspection can help identify these problems early. If loosening is detected, re-tighten the screw to the recommended torque. To prevent corrosion, apply a suitable anti-corrosion coating periodically. Maintaining the screw in this manner will help prolong its lifespan and ensure continued reliable performance.

Cummins Overview

Cummins Inc. is a leading manufacturer with a rich history in diesel engine production. The company is known for its expertise and commitment to quality, producing a wide range of automotive components. Cummins’ dedication to innovation and reliability makes its products, including the 3089328 Hexagon Flange Head Cap Screw, a trusted choice for heavy-duty applications.

Hexagon Flange Head Cap Screw 3089328 in Cummins Engines

The Cummins part number 3089328, a Hexagon Flange Head Cap Screw, is a critical component in various Cummins engine models. This screw is designed to provide secure fastening in applications where a robust and reliable connection is essential. Below is a detailed overview of how this part integrates with different Cummins engines.

ISX12/ISX11.9 CM2250, ISZ13 CM2150 Z105, and K19 Engines

In the ISX12/ISX11.9 CM2250, ISZ13 CM2150 Z105, and K19 engines, the 3089328 screw is utilized in several critical areas. These engines, known for their high performance and durability, require precise fastening to maintain structural integrity and operational efficiency. The screw is often used in securing engine covers, housings, and other components that need to withstand high stress and vibration.

QSK45 CM500, QSK60 CM500, QSK60 CM850 MCRS, and QSK78 CM500 Engines

For the QSK45 CM500, QSK60 CM500, QSK60 CM850 MCRS, and QSK78 CM500 engines, the 3089328 screw plays a vital role in fastening various parts of the engine. These engines are designed for heavy-duty applications, and the screw’s ability to provide a strong and reliable connection is crucial. It is commonly used in securing engine mounts, brackets, and other structural components that need to endure significant mechanical loads.

QSK60 G CM2358 K110, QSK60G, and QSK95 CM2350 K110/K113 Engines

In the QSK60 G CM2358 K110, QSK60G, and QSK95 CM2350 K110/K113 engines, the 3089328 screw is employed in fastening components that require high precision and durability. These engines are built for demanding applications, and the screw’s robust design ensures that critical parts remain securely fastened under extreme conditions. It is often used in securing engine covers, valve covers, and other parts that need to be tightly sealed and fastened.

QSV91-G4 CM558/CM700 V102, QSV91G, QSZ13 CM2150 Z101/Z102, and Z13 Z108G Engines

The QSV91-G4 CM558/CM700 V102, QSV91G, QSZ13 CM2150 Z101/Z102, and Z13 Z108G engines also benefit from the use of the 3089328 screw. This part is essential in securing various engine components in these models, which are designed for high-performance and reliability. The screw’s ability to provide a strong and reliable fastening solution is crucial in maintaining the structural integrity of these engines.

Role of Part 3089328 Hexagon Flange Head Cap Screw in Engine Systems

The part 3089328 Hexagon Flange Head Cap Screw is instrumental in securing various components within engine systems, ensuring stability and proper function.

• Aftercooler Arrangement: This screw is utilized to fasten the aftercooler to the turbocharger, maintaining a secure connection that is vital for efficient cooling of compressed air.
• Engine Block: It plays a role in attaching ancillary components such as the cylinder and fuel plumbing, ensuring these elements remain firmly in place under operational stress.
• Housing Components: Including the flywheel housing, the screw is essential in securing the housing to the engine block, which is fundamental for the integrity of the engine’s rotating assembly.
• Flywheel: The screw is employed in the mounting process, contributing to the secure attachment of the flywheel to the engine, which is necessary for smooth power transmission.
• Alternator Mounting: The screw ensures that the alternator is correctly and securely affixed to the engine, which is important for reliable electrical power generation.
• Oil Pan and Plumbing: The screw helps in maintaining the structural integrity of the oil system, which is essential for lubrication and cooling.
• Fuel Systems: Including fuel drain plumbing, the screw is used to secure fuel lines and components, ensuring a leak-free and stable fuel delivery system.
• Turbocharger Service Kit: Often includes this screw for reassembling the turbocharger to the engine, ensuring that the turbocharger is correctly mounted and operates efficiently.
• Subbase and Support Structures: Of the front engine system, as well as in the auxiliary cooling system, the screw is vital for securing these components, which are essential for the overall stability and function of the engine system.

Conclusion

The 3089328 Hexagon Flange Head Cap Screw by Cummins is a critical component in heavy-duty truck and engine applications. Its robust design, high-quality materials, and precise fastening capabilities ensure the secure attachment of various engine components, contributing to the overall structural integrity and reliable operation of Cummins engines. Proper installation, regular maintenance, and understanding its role in different engine systems are essential for maximizing the performance and longevity of this part.