3501552
Hexagon Head Set Screw
Cummins®

The Hexagon Head Set Screw, specifically Part #3501552 by Cummins, is a vital component in the realm of commercial trucks. Cummins, a renowned manufacturer in the automotive industry, produces this screw which plays a role in the functionality and maintenance of heavy-duty vehicles. Understanding its design, purpose, and benefits can enhance the operational efficiency and longevity of commercial trucks.

Basic Concepts of Hexagon Head Set Screw

A Hexagon Head Set Screw is a type of fastener characterized by its hexagonal socket head, which allows for secure and precise tightening using a hex key. This design ensures that the screw can be driven without damaging the head, providing a snug fit that resists loosening over time. Within mechanical systems, these screws are often used to secure components in place, ensuring stability and alignment ¹.

Purpose of the 3501552 Hexagon Head Set Screw in Truck Operation

This Cummins part is integral to the operation and maintenance of commercial trucks. It is commonly used to secure various components, such as brackets, plates, and other parts that require a firm and lasting hold. By ensuring these components remain in place, the screw contributes to the overall stability and performance of the truck, reducing the risk of mechanical failure during operation ².

Key Features of the 3501552 Hexagon Head Set Screw

This part is designed with specific attributes that make it suitable for heavy-duty applications. It is typically made from high-strength materials, such as alloy steel, which provide durability and resistance to wear and tear. The screw’s size and thread design are optimized for maximum holding power, while the hexagonal head allows for easy and precise installation using standard tools.

Benefits of Using the 3501552 Hexagon Head Set Screw

Utilizing this Cummins part offers several advantages. Its robust construction ensures long-lasting performance even under demanding conditions. The ease of installation, thanks to its hexagonal head, reduces the time and effort required during maintenance. Additionally, its reliable holding power minimizes the risk of component loosening, enhancing the safety and efficiency of commercial truck operations ³.

Installation and Usage Guidelines

To ensure optimal performance and longevity, this part should be installed correctly. Begin by selecting the appropriate size and ensuring the mating surfaces are clean and free of debris. Use a hex key to drive the screw into place, applying even pressure to avoid cross-threading. Tighten the screw to the manufacturer’s specified torque settings to achieve the desired holding power without over-tightening, which could damage the screw or the component it secures.

Troubleshooting Common Issues

Common issues with Hexagon Head Set Screws include loosening over time and damage to the screw head. To address loosening, ensure the screw is tightened to the correct torque specification during installation. If loosening persists, inspect the mating surfaces for wear or damage and consider using a thread locker to enhance holding power. For damaged screw heads, replace the screw with a new one to maintain secure fastening.

Maintenance Tips

Regular maintenance can prolong the life of the 3501552 Hexagon Head Set Screw and ensure continued reliable operation. Inspect screws periodically for signs of wear, corrosion, or loosening. Clean mating surfaces as needed to prevent debris from affecting the screw’s holding power. Additionally, keep hex keys and other installation tools in good condition to facilitate easy and precise screw driving.

Cummins: A Brief Overview

Cummins is a well-established manufacturer with a strong reputation in the automotive industry. Founded in 1919, the company has a long history of innovation and quality in producing automotive components. Cummins is committed to delivering reliable and high-performance parts, backed by extensive research and development. Their products, including the 3501552 Hexagon Head Set Screw, are designed to meet the rigorous demands of commercial truck applications, ensuring durability and efficiency in operation.

Cummins Hexagon Head Set Screw 3501552 Compatibility

The Cummins Hexagon Head Set Screw, part number 3501552, is a versatile component designed to fit seamlessly into various engine configurations. This screw is engineered to provide a secure fastening solution, ensuring that components remain tightly secured during operation.

4B3.9 and 6B5.9 Engines

The 4B3.9 and 6B5.9 engines, both known for their robust performance and reliability, utilize the 3501552 screw in several critical applications. These engines, often found in heavy-duty vehicles and industrial machinery, require components that can withstand high stress and frequent vibrations. The hexagon head design of the screw allows for easy and efficient tightening with a wrench, making it ideal for maintenance and assembly tasks.

L10 CELECT Engine

The L10 CELECT engine, a high-performance model, also incorporates the 3501552 screw in its design. This engine is renowned for its efficiency and power, often used in demanding applications such as construction equipment and marine vessels. The 3501552 screw’s precision-engineered threads and robust construction ensure that it can maintain its integrity under the rigorous conditions these engines operate in.

Grouping of Engines

When considering the 4B3.9 and 6B5.9 engines together, it is evident that the 3501552 screw is a common component in their assembly. Both engines benefit from the screw’s ability to provide a reliable fastening solution, ensuring that critical components remain securely in place. Similarly, the L10 CELECT engine, while distinct in its design and application, also relies on the 3501552 screw for its demanding operational requirements.

Role of Part 3501552 Hexagon Head Set Screw in Engine Systems

The part 3501552 Hexagon Head Set Screw is instrumental in the assembly and maintenance of various engine components, ensuring secure fastening and reliable performance.

In an aftermarket turbocharger, this set screw is often used to fasten components such as the compressor wheel to the shaft, ensuring that there is no slippage during operation. Its hexagonal head allows for precise torque application, which is essential for maintaining the turbocharger’s balance and efficiency.

Within the core assembly of a turbocharger, the set screw plays a role in securing the bearing housing to the turbine housing. This ensures that the internal components remain aligned and operate smoothly, reducing the risk of wear and tear.

During the installation of an overhaul kit, the Hexagon Head Set Screw is used to reassemble various parts, such as securing the new compressor cover to the compressor wheel. This helps in maintaining the integrity of the assembly after disassembly for maintenance.

In the turbine housing, the set screw is employed to fasten the turbine wheel, ensuring it is securely attached to the shaft. This is vital for withstanding the high-speed rotation and thermal stresses encountered during engine operation.

For a standard turbocharger, the set screw is commonly used in the attachment of the wastegate actuator to the turbocharger body. This ensures that the wastegate operates correctly, managing the turbocharger’s boost levels.

In a turbocharger conversion kit, the set screw is essential for mounting new components, such as attaching the new turbocharger to the engine block or exhaust manifold. This secure attachment is necessary for the kit to function as intended.

When assembling a turbocharger kit, the set screw is used to fasten various ancillary components, such as mounting brackets or additional sensors, ensuring that all parts are firmly in place.

Lastly, in a turbocharger repair kit, the Hexagon Head Set Screw is utilized to reassemble repaired components, such as securing a new bearing cap to the turbocharger housing. This ensures that the repaired turbocharger returns to service with all parts correctly fastened.

Conclusion

The 3501552 Hexagon Head Set Screw by Cummins is a critical component in the maintenance and operation of commercial trucks and various engine systems. Its robust design, ease of installation, and reliable holding power make it an essential part for ensuring the stability and performance of heavy-duty vehicles. Proper installation, regular maintenance, and understanding its role in different engine configurations can significantly enhance the longevity and efficiency of these machines.