3525073
Hexagon Head Set Screw
Cummins®

The Hexagon Head Set Screw is a fundamental component in the realm of commercial trucks, providing secure fastening solutions that are vital for the integrity and performance of these vehicles. Manufactured by Cummins, a leader in diesel engine technology, the Hexagon Head Set Screw with part number 3525073 is specifically designed for heavy-duty truck applications. This part plays a role in the engine cooling system by securing various components within the vehicle’s complex mechanical systems ¹.

Basic Concepts of Hexagon Head Set Screws

A Hexagon Head Set Screw is characterized by its hexagonal head, which allows for easy tightening and loosening using a hex key. This design is integral to its function within mechanical systems, where it is used to secure components in place by applying pressure through the screw’s threaded shaft. Set screws are commonly employed in fastening applications where alignment and stability are paramount, such as in the mounting of gears, pulleys, and other rotating machinery parts ².

Role of the 3525073 Hexagon Head Set Screw in Truck Operation

The 3525073 Hexagon Head Set Screw is instrumental in the operation and maintenance of commercial trucks. It secures components by fitting into pre-drilled holes and applying pressure against adjacent parts, thereby preventing movement and ensuring the components remain in their intended positions. This function is crucial for the overall functionality of the vehicle, as it contributes to the stability and efficiency of the truck’s mechanical systems ³.

Key Features of the 3525073 Hexagon Head Set Screw

The 3525073 Hexagon Head Set Screw is crafted from high-quality materials, ensuring durability and resistance to wear in heavy-duty applications. Its thread type is designed to provide a secure fit, while any unique design elements enhance its performance under demanding conditions. These features collectively contribute to the screw’s reliability and effectiveness in securing truck components ⁴.

Benefits of Using the 3525073 Hexagon Head Set Screw

Incorporating the 3525073 Hexagon Head Set Screw into truck maintenance and repair offers several advantages. It provides improved security of parts, ensuring that components remain firmly in place under operational stress. The ease of installation and removal facilitates quick maintenance procedures, while its long-term reliability reduces the need for frequent replacements. These benefits contribute to the efficient and cost-effective maintenance of commercial trucks ⁵.

Troubleshooting and Maintenance Suggestions

To maintain the effectiveness of the 3525073 Hexagon Head Set Screw, it is important to be aware of common issues such as loosening or damage. Regular inspections and proper torque settings are recommended to ensure the screw remains securely fastened. Maintenance practices should include checking for signs of wear or corrosion and replacing the screw if necessary to prevent potential failures in the truck’s mechanical systems ⁶.

Cummins: Manufacturer Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes diesel and natural gas engines, as well as related technologies. With a rich history of innovation and a commitment to quality, Cummins has established itself as a trusted name in the commercial truck industry. The company’s expertise in engine technology and its dedication to advancing the capabilities of commercial vehicles underscore the reliability and performance of its products, including the 3525073 Hexagon Head Set Screw ⁷.

Hexagon Head Set Screw 3525073 Compatibility with Cummins Engines

The Hexagon Head Set Screw 3525073, manufactured by Cummins, is a versatile component that fits a variety of Cummins engines. This screw is designed to provide secure fastening in applications where a robust and reliable connection is essential. Below is a detailed look at the compatibility of this screw with different Cummins engines.

ISX and ISL Series Engines

The ISX and ISL series engines, including models such as the ISX CM870 and ISL9 CM2150 SN, benefit from the use of the Hexagon Head Set Screw 3525073. These engines are known for their high performance and durability, and the screw’s design ensures that critical components remain securely fastened under demanding conditions ⁸.

QSK Series Engines

The QSK series engines, which include the QSK19 CM500, QSK19 CM850 MCRS, QSK45 CM500, QSK50 CM2150 MCRS, QSK50 CM2350 K108, QSK60 CM500, QSK60 CM850 MCRS, QSK60G, and QSK78 CM500, are designed for heavy-duty applications. The Hexagon Head Set Screw 3525073 is an ideal fit for these engines, providing the necessary strength and stability to maintain component alignment and integrity ⁹.

QST and QSV Series Engines

Engines from the QST and QSV series, such as the QST30 CM552, QSV81G, QSV91G, QSW/QSV82, QSW36, and QSW73, are often used in on-highway and vocational applications. The Hexagon Head Set Screw 3525073 is compatible with these engines, ensuring that various parts and assemblies are securely fastened, contributing to the overall reliability and performance of the engine ¹⁰.

N14 and K Series Engines

The N14 MECHANICAL and K series engines, including the K19, K38, and K50, are known for their robust construction and longevity. The Hexagon Head Set Screw 3525073 is suitable for these engines, providing a reliable fastening solution that can withstand the rigors of heavy-duty use ¹¹.

V28 Engine

The V28 engine, which is part of the Cummins lineup, also benefits from the use of the Hexagon Head Set Screw 3525073. This screw ensures that components within the V28 engine remain securely fastened, enhancing the engine’s overall performance and durability ¹².

NH/NT 855 Engine

The NH/NT 855 engine, a high-performance model, is another application where the Hexagon Head Set Screw 3525073 is highly compatible. This screw’s design ensures that critical components within the NH/NT 855 engine are securely fastened, contributing to the engine’s reliability and efficiency ¹³.

By ensuring secure fastening across a wide range of Cummins engines, the Hexagon Head Set Screw 3525073 plays a role in maintaining the performance and longevity of these powerful machines.

Role of Part 3525073 Hexagon Head Set Screw in Engine Systems

The part 3525073 Hexagon Head Set Screw is integral to the secure assembly and operation of various engine components. In the context of a 50 State 444 Turbocharger, this screw ensures the precise alignment and fastening of the Actuator to the turbocharger housing, which is essential for the efficient modulation of exhaust gas flow.

Within the Aftercooler Plumbing system, the Hexagon Head Set Screw is utilized to maintain the integrity of connections, preventing leaks and ensuring optimal cooling of the compressed air. When dealing with Aftermarket Turbochargers, this screw plays a role in attaching the Protective Cover, safeguarding internal components from debris and external damage.

In the assembly of the Core HC5A and other core assemblies like Heat Exchanger 80, 82, and 85, the screw is employed to secure the Core Assembly to the housing, ensuring stability and efficient heat transfer. For the EBM-Turbocharger and HX80 Turbocharger, it is used in the attachment of the Variable Geometry Turbocharger Actuator Service Kit, allowing for dynamic adjustment of the turbine vanes.

The screw is also fundamental in the installation of the Heat4B Bearing/Seal Kit, where it secures components within the Main Bearing (Standard) Set, contributing to the smooth operation of the turbocharger shaft. In the Oil Control Valve and Power Turbine sections, it ensures that all moving parts are correctly aligned and fastened, which is vital for the turbocharger’s performance and longevity.

For the Short Block 6CTA and Turbo HC5A, the Hexagon Head Set Screw is used in the Rebuild Kit to reassemble components with precision, guaranteeing that the engine operates within specified parameters. Lastly, in the Kit Turbocharger and TA Luft Turbocharger, this screw is essential for the secure attachment of various components, ensuring that the turbocharger system functions as intended ¹⁴.

Conclusion

The 3525073 Hexagon Head Set Screw is a critical component in the maintenance and operation of commercial trucks and Cummins engines. Its design and features ensure secure fastening of components, contributing to the overall reliability and performance of these vehicles. Regular maintenance and proper use of this part are essential for the longevity and efficiency of truck and engine systems.