3093936
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 3093936, is a specialized fastener produced by Cummins. This screw is integral to the maintenance and operation of commercial trucks, providing a reliable solution for fastening and securing various components. Cummins, a well-respected name in the commercial truck industry, manufactures this part, ensuring it meets the rigorous demands of heavy-duty applications ¹.

Basic Concepts

Hexagon Flange Head Cap Screws are designed with fundamental principles that enhance their functionality in heavy-duty trucks. The hexagonal shape of the head allows for efficient torque application using standard tools, while the flange provides additional surface area to distribute load and prevent the screw from sinking into the material ². This part plays a role in fastening and securing components, ensuring that critical parts remain firmly in place under significant stress and vibration.

Purpose and Function

The 3093936 Hexagon Flange Head Cap Screw is designed to perform specific roles within a truck’s operation. It is commonly used in applications where secure fastening is required, such as in the attachment of engine components, chassis parts, and other critical assemblies. Its design ensures that these components remain securely fastened, contributing to the overall stability and performance of the truck ³.

Key Features

The 3093936 Hexagon Flange Head Cap Screw boasts several primary characteristics that enhance its effectiveness. Its hexagonal flange head design allows for easy installation and removal using common tools. The screw is composed of high-quality materials, typically featuring a corrosion-resistant coating to withstand harsh environments. Additionally, it has precise threading specifications that ensure a secure fit and optimal performance ⁴.

Benefits

The 3093936 Hexagon Flange Head Cap Screw offers several advantages. Its durable construction and corrosion-resistant properties ensure long-lasting performance even in demanding conditions. The design of the screw facilitates easy installation and removal, reducing maintenance time and effort. Furthermore, the flange head provides added security by preventing the screw from loosening over time.

Installation Guidelines

Proper installation of the 3093936 Hexagon Flange Head Cap Screw is vital for ensuring its effectiveness. Begin by cleaning the installation area to remove any debris or contaminants. Use a torque wrench to apply the specified torque, ensuring the screw is tightened to the manufacturer’s recommendations. It is advisable to use a socket or wrench that fits the hexagonal head precisely to avoid damage. Follow any additional guidelines provided by Cummins for optimal results.

Maintenance Tips

To ensure the 3093936 Hexagon Flange Head Cap Screw maintains optimal performance, regular maintenance is recommended. Inspect the screw periodically for signs of wear, corrosion, or loosening. Apply a suitable lubricant to the threads if necessary to facilitate easy removal in the future. If any damage is detected, replace the screw promptly to prevent potential failures.

Troubleshooting Common Issues

Common issues with the 3093936 Hexagon Flange Head Cap Screw include loosening, corrosion, and damage. If the screw becomes loose, re-tighten it to the specified torque. Corrosion can be addressed by cleaning the affected area and applying a corrosion-resistant coating. In cases of damage, replace the screw with a new one to maintain the integrity of the fastening application.

Cummins Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, known for its high-quality engines, components, and technologies. Founded in 1919, Cummins has a long-standing reputation for innovation and reliability. The company offers a wide range of products designed to meet the needs of various industries, including transportation, construction, and agriculture. Cummins’ commitment to quality and performance is evident in its extensive product lineup and continued investment in research and development.

Hexagon Flange Head Cap Screw 3093936 in Cummins Engines

The Cummins Hexagon Flange Head Cap Screw part number 3093936 is a versatile component that finds application across a range of Cummins engine models. This screw is designed to secure various parts within the engine, ensuring that components remain tightly fastened and in place during operation. Below is a detailed overview of how this screw is utilized in different Cummins engines:

4B3.9, 6B5.9, 6C8.3, B3.3, B3.9 G, B4.5, B5.9 G, B5.9 GAS PLUS CM556, B6.7S, C GAS PLUS CM556, C8.3 G, G5.9, G8.3

In these engines, the 3093936 screw is commonly used for securing various engine components such as valve covers, oil pans, and other structural parts. Its flange head design provides a broad surface area for torque application, ensuring a secure fit that can withstand the stresses of engine operation.

GTA38 G CMEICS G116C, ISB CM850, ISB5.9G CM2180, ISG11 CM2880 G108, ISG12 CM2880 G107, ISG12 G CMOH6.0 G111, ISM CM570, ISM CM570/870, ISM CM876, ISM11 CM876 SN, ISX CM570, ISX CM870

For the more advanced and high-performance engines in this list, the 3093936 screw is used in similar applications but often in more critical areas. These engines, which include the ISB, ISM, and ISX series, benefit from the screw’s ability to maintain tight tolerances and high strength. The screw’s flange head and hexagonal shape allow for efficient use of tools, ensuring that maintenance and assembly tasks are performed quickly and accurately.

The 3093936 screw’s compatibility across these engines highlights its importance in maintaining the structural integrity and operational efficiency of Cummins engines. Whether used in smaller, more compact engines or in larger, more powerful units, this screw is a critical component in the assembly and maintenance of Cummins’ diverse engine lineup.

Role of Part 3093936 Hexagon Flange Head Cap Screw in Engine Systems

The Part 3093936 Hexagon Flange Head Cap Screw is integral to the assembly and securement of various components within engine systems. Its design allows for efficient torque transfer and secure fastening, which is essential for the reliable operation of engine components.

Aftercooler

In the aftercooler system, this screw is used to fasten components that require a robust connection to withstand the pressures and temperatures involved in cooling the compressed air from the turbocharger.

Alternator Location and Mounting

For the alternator, the screw ensures a firm attachment to the engine block or bracket, which is vital for maintaining the alternator’s alignment and operational efficiency.

Corrosion Resistor and Heat Exchanger

When dealing with corrosion-resistant components and heat exchangers, the screw provides a secure fastening solution that can endure exposure to various environmental conditions and thermal cycles.

Cylinder Head and Assembly

Within the cylinder head and its top-level assembly, the screw is employed to secure gaskets, sensors, and other critical components, ensuring a leak-free and stable environment for combustion.

Engine Fan and Fan Drive Mounting

For the engine fan and its drive mounting, the screw plays a role in securing the fan to the engine, ensuring it operates efficiently to manage engine temperature.

Fuel System Components

In the fuel system, including the fuel control module, fuel filter location and mounting, fuel pressure regulator, fuel pump, and fuel shutoff valve, the screw is used to secure these components, ensuring they remain in place and function correctly under varying engine loads and conditions.

Exhaust Transfer Kit and Turbocharger Arrangement

The screw is also utilized in the exhaust transfer kit and turbocharger arrangement to secure components that are subject to high temperatures and pressures, ensuring the integrity of the exhaust system and turbocharger operation.

Nitrogen Oxide Sensor Location

For the nitrogen oxide sensor, the screw provides a secure mounting point, allowing for accurate readings and efficient engine management.

Refrigerant Compressor Mounting

In refrigeration systems, the screw is used to mount the refrigerant compressor, ensuring it remains securely in place during operation.

Rocker Lever and Assembly

The screw is essential in securing the rocker lever and its top-level assembly, which are critical for the operation of the valve train in the engine.

Upfit Kit

In upfit kits, which may include additional engine or vehicle modifications, the screw is used to secure new components, ensuring they integrate seamlessly with the existing engine system.

Water Inlet Connection and Pump

Finally, for the water inlet connection and water pump, the screw ensures these components are securely fastened, which is essential for maintaining the engine’s cooling system efficiency.

Conclusion

The 3093936 Hexagon Flange Head Cap Screw is a critical component in the maintenance and operation of Cummins engines. Its robust design, ease of installation, and corrosion-resistant properties make it an essential part for securing various engine components. Proper installation, regular maintenance, and prompt troubleshooting of common issues ensure the longevity and reliability of this screw in heavy-duty applications.