3975185
Hexagon Head Cap Screw
Cummins®

The Cummins 3975185 Hexagon Head Cap Screw is a specialized fastener designed for commercial truck maintenance and operation. Manufactured by Cummins, a respected name in the automotive industry, this part is engineered to meet the demanding requirements of heavy-duty applications. It plays a significant role in various fastening applications within commercial trucks, ensuring reliability and efficiency.

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 a wrench or socket. These screws are used in applications requiring a secure and permanent fastening solution. The hexagonal shape of the head provides a stable interface for tools, reducing the risk of slippage and ensuring consistent torque application. The cap at the end of the screw covers and protects the fastened surface, enhancing both the aesthetic and functional aspects of the assembly ¹.

Purpose of the 3975185 Hexagon Head Cap Screw in Truck Operation

The 3975185 Hexagon Head Cap Screw is utilized in various truck components where secure fastening is crucial. This includes applications in the engine compartment, chassis, and other structural elements. By providing a reliable fastening solution, this screw helps maintain the integrity of critical truck components, ensuring they remain securely in place under the stresses of heavy-duty operation ².

Key Features

The 3975185 Hexagon Head Cap Screw features a hexagonal head for efficient tool engagement and a cap to protect the fastened surface. It is typically made from high-strength materials, such as alloy steel, which provides excellent resistance to wear and corrosion. Additionally, the screw may feature a coated surface to further improve its durability in harsh operating conditions ³.

Benefits

Using the 3975185 Hexagon Head Cap Screw offers several benefits. Its high-strength material composition ensures improved fastening strength, making it less likely to loosen over time. The screw’s design and material also contribute to its longevity, allowing it to withstand the rigors of commercial truck operation. Furthermore, the cap protects the fastened surface from damage and environmental factors, enhancing the overall reliability of the fastening solution.

Installation and Usage Guidelines

Proper installation and usage of the 3975185 Hexagon Head Cap Screw are vital to ensure optimal performance and safety. When installing the screw, it is important to use the correct torque specifications to avoid over-tightening or under-tightening, both of which can lead to failure. The use of appropriate tools, such as a wrench or socket that fits the hexagonal head precisely, is also crucial. Regular inspection of the screw and the fastened components is recommended to ensure continued reliability.

Troubleshooting and Maintenance

Common issues with the 3975185 Hexagon Head Cap Screw may include signs of wear, corrosion, or failure. Regular maintenance checks can help identify these issues early. If corrosion is detected, cleaning the screw and applying a protective coating can help prolong its lifespan. In cases of wear or failure, replacing the screw with a new one is recommended to maintain the integrity of the fastened components. Proper storage and handling of the screws when not in use can also prevent premature degradation.

Cummins: A Brief 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 is committed to quality and innovation in the automotive industry. The company’s extensive product range includes engines, powertrains, and related components, all designed to meet the demanding requirements of various applications, from commercial trucks to industrial equipment. Cummins’ dedication to excellence is evident in its rigorous testing and quality control processes, ensuring that its products, including the 3975185 Hexagon Head Cap Screw, deliver reliable performance and durability.

Cummins Engine Compatibility with Hexagon Head Cap Screw Part 3975185

The Cummins part number 3975185, a Hexagon Head Cap Screw, is a critical component in the assembly and maintenance of several Cummins engine models. This screw is designed to provide secure fastening in various engine applications, ensuring the integrity and reliability of the engine’s structure.

4B3.9 and 6B5.9 Engines

The 4B3.9 and 6B5.9 engines, both part of Cummins’ B Series, benefit from the use of the 3975185 screw in several key areas. These engines are known for their robust design and are commonly used in a variety of industrial and agricultural applications. The Hexagon Head Cap Screw is utilized in securing engine components, ensuring that parts remain tightly fastened under operational stresses.

6C8.3, QSB5.9 CM850, and QSB6.7 M CM2250 Engines

The 6C8.3, QSB5.9 CM850, and QSB6.7 M CM2250 engines, which belong to the C and QSB Series, also incorporate the 3975185 screw in their construction. These engines are designed for heavy-duty applications, including construction, mining, and power generation. The Hexagon Head Cap Screw is essential in these engines for fastening components that are subject to high torque and vibration, ensuring long-term durability and performance.

QSM11 CM570 Engine

The QSM11 CM570 engine, part of the QSM Series, is another model that utilizes the 3975185 screw. This engine is known for its efficiency and reliability in medium-duty applications such as refuse trucks and fire trucks. The Hexagon Head Cap Screw plays a crucial role in maintaining the structural integrity of the engine, providing a reliable fastening solution in demanding environments.

Each of these engines, despite their different applications and power outputs, relies on the 3975185 Hexagon Head Cap Screw to ensure that critical components are securely fastened, contributing to the overall reliability and performance of the engine.

Role of Part 3975185 Hexagon Head Cap Screw in Various Components

The part 3975185 Hexagon Head Cap Screw is integral to the assembly and functionality of several key components in engine systems. Its application spans across various parts, ensuring secure fastening and reliable performance.

Heat Exchanger

In the heat exchanger, the 3975185 Hexagon Head Cap Screw is used to fasten the plates and fins that facilitate heat transfer. This secure attachment is essential for maintaining the structural integrity of the heat exchanger, allowing it to efficiently transfer heat between fluids without leakage or misalignment.

Package Assembly

During the assembly of engine packages, this screw plays a significant role in securing various sub-components. It ensures that all parts are held firmly in place, which is vital for the overall stability and performance of the engine package. This includes fastening control modules, sensor housings, and other critical elements that need to remain securely attached throughout operation.

Product Installation

When installing new products or upgrades within an engine system, the 3975185 Hexagon Head Cap Screw is often employed to mount additional components such as aftermarket sensors, emission control devices, or performance enhancement parts. Its robust design ensures that these additions are firmly secured, contributing to the reliability and efficiency of the installed product.

General Application

Across these applications, the 3975185 Hexagon Head Cap Screw provides a dependable solution for fastening components that are subject to vibration, thermal expansion, and mechanical stress. Its hexagonal head allows for easy and secure tightening, reducing the risk of loosening over time and ensuring that all components remain correctly aligned and functional.

Conclusion

The Cummins 3975185 Hexagon Head Cap Screw is a critical component in the maintenance and operation of commercial trucks and various Cummins engine models. Its robust design, high-strength material, and secure fastening capabilities ensure the reliability and efficiency of critical components under heavy-duty conditions. Proper installation, regular maintenance, and timely replacement are essential to maximize the performance and longevity of this part.