3093931
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 3093931, is a component manufactured by Cummins, a renowned entity in the automotive and heavy-duty truck industry. This screw is significant in heavy-duty truck applications due to its robust design and reliable performance. Cummins, known for its commitment to quality and innovation, produces this screw to meet the demanding requirements of truck operations.

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 efficient torque application using standard tools, while the flange provides additional surface area for load distribution and prevents the screw from being driven too far into the material. Within mechanical systems, these screws serve to securely fasten components together, ensuring structural integrity and proper function ¹.

Purpose and Role in Truck Operation

The 3093931 Hexagon Flange Head Cap Screw plays a specific role in heavy-duty trucks by fastening various components that require high strength and resistance to vibration. Its applications range from securing engine parts to attaching body panels and other critical assemblies. By providing a secure and stable connection, this screw contributes to the overall structural integrity and functionality of truck components, ensuring they operate efficiently under demanding conditions.

Key Features

The 3093931 Hexagon Flange Head Cap Screw features a hexagonal head design that facilitates easy and precise torque application. The flange at the base of the screw enhances load distribution and prevents over-tightening. Constructed from high-quality materials, this screw offers excellent resistance to corrosion and wear. Its design includes attributes that enhance performance and reliability, making it suitable for the rigorous environments encountered in heavy-duty truck applications.

Benefits

The 3093931 Hexagon Flange Head Cap Screw provides several benefits, including improved fastening security due to its hexagonal head and flange design. It offers resistance to loosening, even under vibration, and ensures enhanced load distribution across the fastened components. Additionally, its durable construction allows it to withstand demanding environments, contributing to the longevity and reliability of truck operations.

Installation and Usage Guidelines

Proper installation of the 3093931 Hexagon Flange Head Cap Screw involves several steps to ensure optimal performance. Begin by selecting the appropriate drill bit to create a pilot hole, which helps in aligning the screw and reducing the risk of splitting the material. Use a torque wrench to apply the recommended torque specifications, ensuring the screw is tightened to the manufacturer’s guidelines. Recommended tools include a hexagonal socket or wrench and a torque wrench. Following these best practices will help achieve a secure and lasting connection ².

Troubleshooting and Maintenance

Common issues with Hexagon Flange Head Cap Screws may include loosening, corrosion, or damage. To address these problems, regular inspections should be conducted to identify any signs of wear or loosening. If corrosion is detected, cleaning the affected area and applying a corrosion-resistant coating can help mitigate further damage. In cases of damage, replacing the screw with a new one is recommended to maintain the integrity of the fastened components. Proper maintenance procedures ensure continued reliable operation.

Safety Considerations

When working with Hexagon Flange Head Cap Screws, it is important to observe several safety guidelines. Ensure proper handling by using the correct tools to avoid injury. Store screws in a dry, organized environment to prevent corrosion and damage. Dispose of used or damaged screws according to local regulations to mitigate environmental impact. Adhering to these safety practices helps maintain a secure working environment.

Cummins Overview

Cummins Inc. is a leading manufacturer in the automotive and heavy-duty truck industry, with a rich history of innovation and quality. Founded in 1919, Cummins has built a reputation for producing reliable and high-performance components. The company’s product offerings span engines, powertrains, and related technologies, all designed to meet the rigorous demands of heavy-duty applications. Cummins is committed to customer satisfaction, continuously striving to deliver products that enhance efficiency, reliability, and performance in the industry.

Hexagon Flange Head Cap Screw 3093931 in Cummins Engines

The Cummins part 3093931, a Hexagon Flange Head Cap Screw, is a critical component in various Cummins engine models. This screw is integral to the assembly and maintenance of these engines, ensuring secure fastening and alignment of various parts.

15N CM2380 M104B

In the 15N CM2380 M104B engine, the 3093931 screw is used to secure the cylinder head to the engine block, ensuring a tight seal and proper alignment of the combustion chambers.

4B3.9, 6B5.9, 6C8.3, B3.3, B5.6

For the 4B3.9, 6B5.9, 6C8.3, B3.3, and B5.6 engines, the 3093931 screw is employed in several key areas, including the attachment of the valve cover to the engine block, securing the intake manifold, and fastening other critical components that require precise alignment.

B5.9 GAS PLUS CM2670 B152B, B6.7 CM2670 B153B

In the B5.9 GAS PLUS CM2670 B152B and B6.7 CM2670 B153B engines, the 3093931 screw is used to fasten various components, including the turbocharger housing and other critical parts that need to be securely attached to maintain engine performance and reliability.

D4.0 CM2620 D103B, F2.8 CM2620 F135B, F3.8 CM2620 F137B, F3.8 F102, F4.5 CM2620 F139B

The D4.0 CM2620 D103B, F2.8 CM2620 F135B, F3.8 CM2620 F137B, F3.8 F102, and F4.5 CM2620 F139B engines utilize the 3093931 screw for securing the cylinder head, intake manifold, and other components that require precise fastening to ensure optimal engine operation.

G5.9 CM558, G8.3 CM558, GTA8.3 CM558

In the G5.9 CM558, G8.3 CM558, and GTA8.3 CM558 engines, the 3093931 screw is used to fasten various components, including the turbocharger housing and other critical parts that need to be securely attached to maintain engine performance and reliability.

ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISB3.9 CM2220 B107, ISB5.9 CM2880 B127

For the ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISB3.9 CM2220 B107, and ISB5.9 CM2880 B127 engines, the 3093931 screw is used to secure the cylinder head, intake manifold, and other components that require precise fastening to ensure optimal engine operation.

ISBE CM2150, ISBE CM800, ISBE4 CM850, ISC CM2150, ISC CM554

In the ISBE CM2150, ISBE CM800, ISBE4 CM850, ISC CM2150, and ISC CM554 engines, the 3093931 screw is used to fasten various components, including the cylinder head, intake manifold, and other critical parts that need to be securely attached to maintain engine performance and reliability.

Hexagon Flange Head Cap Screw (Part 3093931) Component Usage

The Hexagon Flange Head Cap Screw, identified by part number 3093931, is a versatile fastener utilized in various engine systems to ensure secure and reliable connections. Its application spans across multiple components, enhancing the integrity and functionality of the engine assembly.

Accessory Drive Pulley

In the accessory drive pulley system, the Hexagon Flange Head Cap Screw is employed to attach the pulley to the engine block or crankshaft. This secure attachment ensures that the pulley operates smoothly, driving essential accessories like the alternator, water pump, and air conditioning compressor.

Air Cleaner Mounting

For the air cleaner assembly, this screw plays a key role in mounting the air cleaner housing to the engine. A stable and vibration-resistant connection is vital to maintain efficient airflow into the engine, ensuring optimal combustion and performance.

Air Compressor Upfit Kit

When installing an air compressor upfit kit, the Hexagon Flange Head Cap Screw is used to mount the compressor to the engine or chassis. This secure fastening is essential for the compressor’s stable operation, which is critical for powering pneumatic tools and systems.

Auxiliary Pump Plumbing

In auxiliary pump plumbing systems, these screws are utilized to attach pump brackets and supports to the engine or frame. This ensures that the pumps remain securely in place, allowing for consistent fluid flow and system reliability.

Electronic Control Module Wiring Harness

The Hexagon Flange Head Cap Screw is also used in securing the electronic control module (ECM) wiring harness to the engine bay. This attachment helps protect the wiring from vibrations and environmental factors, ensuring reliable electrical connections.

Engine Control Module Plumbing

For engine control module (ECM) plumbing, these screws fasten plumbing brackets and supports, ensuring that the ECM remains securely mounted. This is important for maintaining the integrity of the control system and ensuring accurate engine management.

Exhaust Gas Recirculation Module

In the exhaust gas recirculation (EGR) module, the Hexagon Flange Head Cap Screw is used to mount the EGR valve and associated plumbing to the engine. This secure attachment is vital for the EGR system’s efficient operation, which helps reduce emissions and improve engine performance.

Fan Pilot Spacer

The fan pilot spacer, which aligns the engine-driven fan, is often secured using these screws. Proper alignment and secure mounting are essential for efficient cooling and preventing fan-related issues.

Flywheel Housing

In the flywheel housing, these screws are used to attach the housing to the engine block. This ensures that the flywheel operates within the correct parameters, contributing to smooth engine operation and transmission performance.

Fuel Drain Plumbing

For fuel drain plumbing, the Hexagon Flange Head Cap Screw secures drain valves and brackets, ensuring that fuel can be safely and efficiently drained from the system when necessary.

Fuel Filter

When installing a fuel filter, these screws are used to mount the filter housing to the engine or frame. A secure attachment is crucial for maintaining consistent fuel flow and filter efficiency.

Fuel Transfer Pump

In fuel transfer pump systems, these screws fasten the pump to the engine or fuel tank. This ensures that the pump operates reliably, providing consistent fuel delivery to the engine.

Full Flow Oil Filter

For the full flow oil filter, these screws are used to attach the filter housing to the engine block. This secure mounting is essential for maintaining efficient oil filtration and engine lubrication.

Heat Exchanger

In heat exchanger installations, these screws secure the exchanger to the engine or chassis. This ensures efficient heat transfer and system performance.

Lifting Arrangement

For engine lifting arrangements, these screws are used to attach lifting brackets and supports. This secure fastening is vital for safe and efficient engine removal and installation.

Lubricating Oil Filter

When installing a lubricating oil filter, these screws secure the filter housing to the engine. This ensures reliable oil filtration and engine lubrication.

Oil Level Gauge

For the oil level gauge, these screws attach the gauge to the engine block or oil pan. This secure mounting ensures accurate oil level readings and engine maintenance.

Oil Pan

In oil pan installations, these screws are used to attach the pan to the engine block. This secure fastening is essential for maintaining the integrity of the oil sump and preventing leaks.

Performance Parts

For various performance parts, such as headers or intake manifolds, these screws are used to securely attach these components to the engine. This ensures optimal performance and reliability.

Raw Water Pump

In raw water pump systems, these screws secure the pump to the engine or chassis. This ensures reliable coolant circulation and engine cooling.

Thermostat Housing

Finally, for the thermostat housing, these screws attach the housing to the engine block. This secure mounting is essential for maintaining proper coolant flow and engine temperature regulation.

Conclusion

The 3093931 Hexagon Flange Head Cap Screw is a critical component in heavy-duty truck and engine applications, providing secure and reliable fastening for various components. Its robust design, resistance to corrosion and wear, and ease of installation make it an essential part for maintaining the structural integrity and functionality of truck and engine systems. Proper installation, regular maintenance, and adherence to safety guidelines ensure the longevity and reliability of this Cummins part in demanding environments.