3093922
Hexagon Flange Head Cap Screw
Cummins®

Introduction

The Hexagon Flange Head Cap Screw, identified by part number 3093922, is a component manufactured by Cummins, a prominent entity in the commercial truck industry. This screw is integral to the maintenance and assembly of commercial trucks, offering a dependable fastening solution that ensures the integrity and safety of various truck components.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener distinguished by its hexagonal head and a flange that rests against the surface being fastened. This configuration allows for efficient torque application and provides a larger bearing surface, which aids in distributing the load more evenly. In a truck’s assembly, these screws are employed to secure components that necessitate a high degree of stability and resistance to vibration.

Purpose and Role in Truck Operation

The 3093922 Hexagon Flange Head Cap Screw contributes to the operation and maintenance of commercial trucks by securing critical components that are subject to significant stress and vibration. It is commonly utilized in areas such as the engine compartment, chassis, and other structural assemblies where secure fastening is paramount. Its design ensures that components remain firmly in place, contributing to the overall safety and performance of the truck.

Key Features

The 3093922 Hexagon Flange Head Cap Screw is engineered with several key features that enhance its performance and durability. It is typically constructed from high-strength materials, such as alloy steel, which provides excellent resistance to wear and corrosion. The screw’s hexagonal head facilitates easy tightening and loosening with standard tools, while the flange offers additional stability and load distribution.

Benefits

Utilizing the 3093922 Hexagon Flange Head Cap Screw offers several advantages. Its design provides improved fastening security, making it less likely for components to become loose over time. The screw’s resistance to vibration ensures that it remains tight even in demanding operating conditions. Additionally, the ease of installation and removal simplifies maintenance procedures, reducing downtime for commercial trucks.

Installation and Usage

Proper installation of the 3093922 Hexagon Flange Head Cap Screw is essential to ensure optimal performance. It should be installed using the correct torque specifications provided by the manufacturer to avoid over-tightening, which can lead to damage, or under-tightening, which can compromise security. Best practices include using a torque wrench for accurate application and ensuring that the screw is installed in a clean, undamaged thread to maximize its effectiveness.

Troubleshooting and Maintenance

Common issues with the 3093922 Hexagon Flange Head Cap Screw may include loosening due to vibration or corrosion over time. Regular inspection and maintenance can help identify these issues early. If corrosion is detected, the affected area should be cleaned, and the screw may need to be replaced to ensure continued reliable performance. Applying an anti-seize compound during installation can also help prevent corrosion and facilitate future removal.

Cummins Overview

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 quality and innovation, providing solutions that power a more prosperous world. The company’s extensive product range includes engines, powertrains, and related components for commercial trucks, buses, construction equipment, and more, all designed to meet the demanding requirements of the industry.

Cummins Engine Part 3093922: Hexagon Flange Head Cap Screw

The Cummins part number 3093922, a Hexagon Flange Head Cap Screw, is a critical component used in various Cummins engines. This screw is designed to provide secure fastening in applications where high strength and durability are essential. Below is a detailed description of how this part fits into different Cummins engines:

Engines Utilizing Hexagon Flange Head Cap Screw 3093922

• 15N CM2380 M104B
• 6B5.9
• B3.3
• F2.8 CM2620 F135B
• ISB/ISD4.5 CM2150 B119
• ISBE4 CM850
• ISC CM554
• ISF2.8 CM2220 F117
• ISF2.8 CM2220 F129
• ISL CM554
• K38
• K50
• QSB3.3 CM2250 EC
• QSB4.5 CM2250 EC
• QSB4.5 CM850 (CM2850)
• QSB5.9 CM850
• QSB6.7 M CM2250
• QSC8.3 CM554
• QSC8.3 CM850 (CM2850)
• QSC9 CM2250 / QSL9 CM2250
• QSK60 CM850 MCRS
• QSK95 CM2350 K111
• QSK95 CM2350 K113
• QSL9 CM554

Application in Cummins Engines

The Hexagon Flange Head Cap Screw 3093922 is utilized in various parts of the engine assembly to ensure that components are held firmly in place. This screw is particularly important in applications where vibration and stress are common, such as in engine mounts, cylinder heads, and other critical assemblies.

• Engine Mounts: The screw is used to secure engine mounts to the vehicle chassis, ensuring that the engine remains stable and reducing the transmission of vibrations to the vehicle.
• Cylinder Heads: In cylinder heads, this screw helps to maintain the integrity of the head gasket, preventing leaks and ensuring proper sealing.
• Turbocharger Mounting: The screw is also used in the mounting of turbochargers, ensuring they are securely fastened to the engine and can withstand the high pressures and temperatures of the exhaust system.
• Valve Covers: For valve covers, the screw ensures that the cover is tightly sealed, preventing oil leaks and maintaining the engine’s lubrication system.

Importance of the Hexagon Flange Head Cap Screw

The use of the Hexagon Flange Head Cap Screw 3093922 in Cummins engines is crucial for maintaining the structural integrity and performance of the engine. Its design provides a strong and reliable fastening solution, which is essential for the longevity and efficiency of the engine components. The screw’s ability to withstand high loads and resist loosening under vibration makes it an ideal choice for use in heavy-duty engines.

Role of Part 3093922 Hexagon Flange Head Cap Screw in Engine Systems

The part 3093922 Hexagon Flange Head Cap Screw is instrumental in securing and maintaining the integrity of various engine components. Its robust design ensures a firm hold, which is essential for the reliable operation of the engine system.

Key Applications:

• Adapter and Rear Drive: The screw is used to fasten adapters and rear drive components, ensuring they remain securely attached during operation. This is particularly important in systems where vibrations and mechanical stress are common.

• Air Heater Starting and Air Heater Starting Aid: In cold-start systems, the screw helps in mounting and securing the air heater components. This ensures efficient preheating of the engine, aiding in smoother starts in colder climates.

• Air Intake Manifold: The screw plays a role in attaching the air intake manifold to the engine, ensuring a proper seal and efficient airflow into the combustion chamber.

• Belt Guard Mounting: It is utilized in securing belt guards, which protect the belts from damage and ensure they operate within the designated pathways.

• Breather and Crankcase: The screw is employed in the assembly of breather systems and crankcase components, allowing for the release of pressure and contaminants from the engine.

• Cam Housing Module: In cam housing modules, the screw ensures that the cam housing is securely attached to the engine block, maintaining proper alignment and function.

• Drive and Fan: It is used to secure drive components and fan assemblies, ensuring they operate efficiently and without undue wear.

• Fuel Injection Pump and Fuel Pump: The screw is vital in the assembly of fuel injection pumps and fuel pumps, ensuring they are securely mounted and function correctly.

• Fuel Pump Kit: Within fuel pump kits, the screw helps in securing various components, ensuring the kit is assembled correctly and functions as intended.

• Gauge and Oil Level: It is used to mount oil level gauges, ensuring they provide accurate readings and are securely attached to the engine.

• Guard and Front Engine: The screw is employed in securing guards and front engine components, protecting the engine and ensuring components remain in place.

• Harness and Electronic Control Module Wiring: It aids in securing wiring harnesses and electronic control module wiring, ensuring they are protected and remain in the correct position.

• Long Block: In long block assemblies, the screw is used to secure various components, ensuring the block is assembled correctly and functions efficiently.

• Manifold and Air Intake: The screw is utilized in securing air intake manifolds, ensuring they are properly attached and function correctly.

• Module and Engine Control: It is used in securing engine control modules, ensuring they are correctly mounted and operate efficiently.

• Pump and Fuel: The screw is employed in securing fuel pumps, ensuring they are correctly mounted and function as intended.

• Sensor and Exhaust Gas Temperature: It is used to mount exhaust gas temperature sensors, ensuring they provide accurate readings and are securely attached.

• Shield and Heat: The screw is utilized in securing heat shields, protecting other components from excessive heat.

• System and Marine Propulsion: In marine propulsion systems, the screw is used to secure various components, ensuring the system operates efficiently in marine environments.

• Turbocharger: The screw is employed in securing turbocharger components, ensuring they are correctly mounted and function efficiently.

Conclusion

The 3093922 Hexagon Flange Head Cap Screw by Cummins is a vital component in the assembly and maintenance of commercial trucks and various Cummins engines. Its design and features ensure secure fastening, resistance to vibration, and ease of maintenance, contributing to the overall safety and performance of the vehicles. Proper installation and regular maintenance are essential to maximize the effectiveness of this part.