3532298
Hexagon Head Set Screw
Cummins®

The Hexagon Head Set Screw, Part #3532298, is a product manufactured by Cummins, a well-established name in the commercial truck industry. This part is designed to play a role in fastening applications within commercial truck assemblies, ensuring components remain securely in place under various operational conditions.

Basic Concepts of Hexagon Head Set Screws

Hexagon Head Set Screws are a type of fastener characterized by their hexagonal head, which allows for easy installation and removal using a hex key or socket wrench. These screws function by applying pressure to hold components together without the need for a nut. In mechanical assemblies, set screws are commonly used to secure gears, pulleys, and other rotating or sliding parts, ensuring they remain in the correct position and orientation ¹.

Purpose of the 3532298 Hexagon Head Set Screw in Truck Operations

The 3532298 Hexagon Head Set Screw is specifically designed to meet the demanding requirements of commercial truck operations. It plays a role in securing various components within the truck’s mechanical systems, such as fastening parts of the engine, transmission, and chassis. Common applications include securing bearings in place, locking collars on shafts, and ensuring the proper alignment of gears and pulleys ².

Key Features

The 3532298 Hexagon Head Set Screw is constructed from high-quality materials, typically a durable alloy steel, which provides strength and resistance to wear. It features a fine thread type that allows for precise adjustments and secure fastening. The hexagonal head design facilitates easy installation and removal, ensuring that maintenance tasks can be performed efficiently. These features collectively contribute to the screw’s functionality and durability in the harsh environments typical of commercial truck applications.

Benefits

Using the 3532298 Hexagon Head Set Screw offers several advantages. Its design enhances fastening security, ensuring that components remain firmly in place even under significant vibration and stress. The material and thread type provide resistance to loosening over time, reducing the need for frequent re-tightening. Additionally, the ease of installation and removal simplifies maintenance procedures, allowing for quick and efficient service ³.

Installation Guidelines

Proper installation of the 3532298 Hexagon Head Set Screw involves several steps to ensure secure fastening. Begin by selecting the appropriate size and type of hex key or socket wrench. Insert the screw into the pre-drilled hole, ensuring it is aligned correctly with the component it is intended to secure. Use the hex key or wrench to tighten the screw gradually, applying even pressure to avoid cross-threading. It is important to achieve the recommended torque specification to ensure the screw is tightened to the proper level without over-tightening, which could damage the screw or the component.

Troubleshooting and Maintenance

Common issues with Hexagon Head Set Screws include loosening due to vibration, corrosion, or wear. To troubleshoot these problems, regularly inspect the screws for signs of loosening or damage. If a screw appears loose, re-tighten it to the specified torque. In cases of corrosion, clean the screw and surrounding area before re-installation. To prolong the lifespan of the screw, apply a thread locker or anti-seize compound during installation, which helps prevent loosening and corrosion. Regular maintenance checks ensure that the screws remain in optimal condition, contributing to the reliable performance of the truck.

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 history spanning over a century, Cummins has established a reputation for quality, innovation, and reliability in the commercial truck industry. The company’s commitment to excellence is evident in its wide range of products, including the 3532298 Hexagon Head Set Screw, which is designed to meet the rigorous demands of commercial truck applications.

Hexagon Head Set Screw 3532298 Compatibility with Cummins Engines

The Hexagon Head Set Screw part number 3532298, 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 hexagonal head is required for easy access with a wrench or socket. Below is a detailed breakdown of the engines with which this screw is compatible.

Compatible Engines

• 4B3.9
• 6B5.9
• 6C8.3
• B5.9 G
• B5.9 GAS PLUS CM556
• C GAS PLUS CM556
• C8.3 G
• G8.3
• ISB CM550
• ISB5.9G CM2180
• ISBE CM2150
• ISBE CM800
• ISBE4 CM850
• ISC CM554
• ISL CM554
• L8.9G CMOH2.0 L125B
• QSB5.9 44 CM550
• QSB5.9 CM550
• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117
• QSC8.3 CM554
• QSL9 CM850 (CM2850)
• QSL9 G CM558

Grouping of Compatible Engines

Group 1: B Series Engines

• B5.9 G
• B5.9 GAS PLUS CM556

Group 2: C Series Engines

• C GAS PLUS CM556
• C8.3 G

Group 3: ISB Series Engines

• ISB CM550
• ISB5.9G CM2180
• ISBE CM2150
• ISBE CM800
• ISBE4 CM850
• ISC CM554
• ISL CM554

Group 4: L Series Engines

• L8.9G CMOH2.0 L125B

Group 5: QSB Series Engines

• QSB5.9 44 CM550
• QSB5.9 CM550
• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

Group 6: QSC and QSL Series Engines

• QSC8.3 CM554
• QSL9 CM850 (CM2850)
• QSL9 G CM558

This screw is engineered to meet the stringent requirements of Cummins engines, ensuring reliability and durability in various operational conditions. Its compatibility across multiple engine series underscores its versatility and importance in maintaining the integrity of engine components.

Role of Part 3532298 Hexagon Head Set Screw in Engine Systems

The part 3532298 Hexagon Head Set Screw is integral to the secure assembly and operation of various components within engine systems. Its application spans across multiple assemblies and kits, ensuring the stability and reliability of the engine’s performance.

Actuator Bracket Kit

In the actuator bracket kit, the Hexagon Head Set Screw is used to firmly attach the bracket to the engine block or turbocharger housing. This secure attachment is essential for the proper functioning of the actuator, which controls the turbocharger’s wastegate.

Aftermarket Turbocharger

When installing an aftermarket turbocharger, the Hexagon Head Set Screw plays a key role in mounting the turbocharger to the engine. It ensures that the turbocharger is held in place under the high stresses and vibrations encountered during operation.

Assembly Kit

Within an assembly kit, this screw is often utilized to join various components together, such as the turbine housing to the actuator bracket. Its hexagonal head allows for precise torque application, ensuring components are neither over-tightened nor under-tightened.

Exhaust Manifold Kit

In the exhaust manifold kit, the Hexagon Head Set Screw is employed to secure the manifold to the engine block. This is vital for maintaining the integrity of the exhaust system and ensuring efficient expulsion of exhaust gases.

Fuel Pump Coupling

For the fuel pump coupling, the screw is used to attach the coupling to the fuel pump and engine block. This secure attachment is necessary for the reliable transfer of fuel under pressure.

Pre-set Actuator Kit and Pre-set Turbine Housing Kit

In these kits, the Hexagon Head Set Screw is crucial for attaching the actuator and turbine housing components. It ensures that these parts remain fixed in place, allowing for accurate control of the turbocharger’s operation.

Protective Cover

The screw is also used in securing protective covers over sensitive engine components. This not only protects the components from physical damage but also helps in reducing noise and containing heat.

Turbine Housing and Actuator Bracket Assembly

In this assembly, the Hexagon Head Set Screw is essential for attaching the turbine housing to the actuator bracket. This secure connection is necessary for the efficient operation of the turbocharger.

Turbocharger and Turbocharger Bracket Kit

For the turbocharger and its bracket kit, the screw is used to mount the turbocharger to the engine. This ensures that the turbocharger operates within the correct parameters, enhancing engine performance.

Turbocharger Housing Repair Kit

In a turbocharger housing repair kit, the screw is used to reassemble the housing after repairs. This ensures that the housing is securely held together, preventing leaks and ensuring efficient turbocharger operation.

Wastegate Actuator Kit and Wastegate Turbine Housing Kit

In these kits, the Hexagon Head Set Screw is used to attach the wastegate actuator and turbine housing. This secure attachment is necessary for the precise control of the wastegate, which regulates turbocharger boost pressure.

Conclusion

The Hexagon Head Set Screw, part 3532298, is a versatile component that ensures the secure assembly and reliable operation of various engine system components. Its application across different kits and assemblies underscores its importance in maintaining engine performance and durability.