3093923
Hexagon Flange Head Cap Screw
Cummins®

The Cummins Hexagon Flange Head Cap Screw, identified by part number 3093923, is a critical component in the maintenance and operation of commercial trucks. Manufactured by Cummins, a leader in the commercial vehicle industry, this part is known for its robust design and reliable performance. Cummins’ commitment to quality and innovation makes this screw a trusted choice for truck maintenance professionals.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and flanged base. The hexagonal head allows for secure tightening and loosening using a wrench or socket, while the flange provides additional surface area to distribute the load and prevent the screw from sinking into the material. These screws are commonly used in fastening applications where high strength and resistance to vibration are required ¹.

Role in Truck Operation

The 3093923 Hexagon Flange Head Cap Screw plays a specific role in the operation and maintenance of commercial trucks. It is utilized in various truck components where secure and durable fastening is necessary. This includes applications in the engine, transmission, and chassis, where the screw helps to maintain the integrity of critical assemblies. Its design ensures that components remain securely fastened even under the dynamic conditions experienced by commercial trucks ².

Key Features

The 3093923 Hexagon Flange Head Cap Screw features a hexagonal head that facilitates easy and precise tightening and loosening. The flange at the base of the screw provides additional stability and load distribution, enhancing the screw’s performance in high-stress applications. Additionally, the screw is made from high-quality materials that offer excellent durability and resistance to corrosion, ensuring long-term reliability in demanding environments ³.

Benefits

Using the 3093923 Hexagon Flange Head Cap Screw offers several benefits. The hexagonal head design allows for efficient and secure fastening, reducing the risk of loosening due to vibration. The flange enhances the screw’s stability and load-bearing capacity, making it suitable for critical applications. Furthermore, the high-quality material ensures durability and resistance to corrosion, contributing to the overall reliability of the fastening solution.

Troubleshooting and Maintenance

Common issues associated with Hexagon Flange Head Cap Screws include loosening due to vibration and corrosion. To address these issues, it is important to use the correct torque settings during installation to ensure proper fastening. Regular inspection routines should be implemented to check for signs of corrosion or wear. If corrosion is detected, the affected screws should be replaced to maintain the integrity of the fastening. Additionally, ensuring that all components are clean and free of debris before installation can help prevent issues.

About Cummins

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 innovation and quality in the commercial vehicle industry. The company offers a wide range of products designed to meet the needs of various applications, from on-highway to off-highway and industrial uses. Cummins’ dedication to quality and customer satisfaction has established it as a trusted name in the industry.

Cummins Hexagon Flange Head Cap Screw 3093923 Compatibility

The Cummins Hexagon Flange Head Cap Screw part number 3093923 is designed to fit a variety of Cummins engines, providing a reliable fastening solution for various applications. Below is a detailed breakdown of the engines with which this part is compatible:

Cummins M Series Engines

• 15N CM2380 M104B
• 4B3.9
• 6B5.9
• 6C8.3
• B3.3
• B4.5 CM2350 B129B
• B6.7 CM2670 B153B
• B6.7 CM2670 B164C

Cummins D Series Engines

• D4.0 CM2620 D103B

Cummins F Series Engines

• F2.8 CM2620 F135B
• F3.8 CM2350 F128C

Cummins ISB Series Engines

• ISB (Chrysler)
• ISB CM550
• ISB CM850
• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISB5.9 CM2880 B127
• ISB6.7 CM2350 B101
• ISB6.7 G CM2180 B118

Cummins ISBE Series Engines

• ISBE CM2150
• ISBE CM800
• ISBE4 CM850

Cummins ISC Series Engines

• ISC CM2150
• ISC CM850
• ISC8.3 CM2250

This screw is engineered to meet the stringent requirements of Cummins engines, ensuring durability and performance in demanding conditions. It is crucial for securing various engine components, contributing to the overall integrity and functionality of the engine assembly.

Hexagon Flange Head Cap Screw (Part 3093923) Usage in Engine Systems

The Hexagon Flange Head Cap Screw, identified by part number 3093923, is integral to the assembly and maintenance of various engine components. Its design allows for secure fastening, which is essential for the reliable operation of the engine system.

Key Applications

1. Aftercooler: This screw is used to secure the aftercooler to the engine block, ensuring a stable connection that allows for efficient cooling of the compressed air.
2. Auxiliary Pump: It plays a role in attaching the auxiliary pump to the engine, facilitating the pump’s function in maintaining system pressure and fluid circulation.
3. Cam Follower Cover Arrangement: The screw is employed to fasten the cam follower cover, which protects the cam followers and ensures smooth operation of the camshaft.
4. Camshaft: Secures components associated with the camshaft, contributing to the precise timing and operation of the engine’s valves.
5. Catalytic Converter: Used in the attachment of the catalytic converter to the exhaust system, ensuring it remains firmly in place to reduce emissions effectively.
6. Crankcase Breather Kit and Plumbing: Essential for securing the breather kit and its associated plumbing, allowing for the safe release of gases from the crankcase.
7. Electronic Control Module (ECM) Wiring Harness and Engine Control Wiring Harness: Helps in the secure mounting of wiring harnesses, ensuring electrical connections remain intact and protected.
8. Exhaust Recirculation: Facilitates the attachment of components involved in exhaust gas recirculation, improving engine efficiency and reducing emissions.
9. Filter and Fuel Pump Oil: Used in the assembly of filter housings and fuel pump components, ensuring these critical parts are securely fastened.
10. Fluid Doser: Secures the fluid doser in place, which is vital for the precise delivery of fluids to various engine components.
11. Flywheel Housing: Plays a part in attaching the flywheel housing, which is crucial for the transmission of power from the engine to the drivetrain.
12. Fuel Filter Plumbing and Fuel Plumbing: Ensures the secure connection of fuel lines and filters, maintaining the integrity of the fuel system.
13. Heat Exchanger: Used to fasten the heat exchanger, which is important for regulating engine temperature.
14. Heat Shield: Secures heat shields in place, protecting nearby components from excessive heat.
15. Injector Plumbing and Supply Plumbing: Essential for the secure attachment of injector lines, ensuring consistent fuel delivery to the engine.
16. Oil Level Gauge: Used in the installation of the oil level gauge, allowing for accurate monitoring of oil levels.
17. Pressure Switch Kit: Secures pressure switches, which are important for monitoring and regulating system pressures.
18. Service Kit: Included in service kits for the reassembly of engine components after maintenance or repair.
19. Turbocharger and Turbocharger Oil Plumbing: Used in the attachment of turbocharger components and oil lines, ensuring the turbocharger operates efficiently.
20. Wiring Retainer Bracket: Secures wiring retainer brackets, which organize and protect wiring harnesses within the engine compartment.

Conclusion

The Cummins Hexagon Flange Head Cap Screw, part number 3093923, is a vital component in the maintenance and operation of commercial trucks. Its robust design, reliable performance, and compatibility with various Cummins engines make it an essential part for securing critical engine components. Proper installation and maintenance of this screw ensure the integrity and functionality of the engine system, contributing to the overall reliability and efficiency of commercial vehicles.