3094032
Hexagon Flange Head Cap Screw
Cummins®

The Hexagon Flange Head Cap Screw, identified by part number 3094032, is a component manufactured by Cummins, a well-established name in the commercial truck industry. This screw is integral to the assembly and maintenance of various truck components, ensuring both the structural integrity and operational efficiency of commercial vehicles.

Basic Concepts

A Hexagon Flange Head Cap Screw is a type of fastener characterized by its hexagonal head and a flange beneath the head. The hexagonal 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. In the context of truck mechanics, these screws are utilized to secure components that require both strength and resistance to vibration.

Purpose and Role in Truck Operation

The 3094032 Hexagon Flange Head Cap Screw plays a significant role in the operation of a truck by securing critical components that are subject to high stress and vibration. Its applications range from fastening engine components to securing chassis parts. The screw’s design ensures that these components remain firmly in place, contributing to the overall reliability and safety of the vehicle.

Key Features

The 3094032 Hexagon Flange Head Cap Screw boasts several key features that enhance its functionality. Its hexagonal head design allows for precise torque application, reducing the risk of over-tightening or stripping. The flange beneath the head provides additional bearing surface, which helps in distributing the load more evenly and preventing the screw from pulling through the material. Additionally, the screw is typically made from high-strength materials, offering excellent resistance to corrosion and wear.

Benefits

The 3094032 Hexagon Flange Head Cap Screw offers several benefits that make it a preferred choice for truck mechanics. Its design enhances durability, allowing it to withstand the rigors of commercial truck operation. The screw also facilitates improved torque application, ensuring that components are securely fastened without the risk of damage. Furthermore, the flange design contributes to resistance against loosening, which is particularly important in applications where vibration is a constant factor.

Installation and Usage

Proper installation of the 3094032 Hexagon Flange Head Cap Screw is crucial for its effective performance. It is recommended to use the appropriate torque settings to ensure that the screw is tightened to the manufacturer’s specifications. This prevents both under-tightening, which can lead to loosening, and over-tightening, which can cause damage to the screw or the surrounding material. Best practices include using a torque wrench for accurate application and ensuring that the surfaces are clean and free from debris before installation.

Troubleshooting and Maintenance

Common issues with the 3094032 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 loosening is detected, re-tightening to the specified torque settings is recommended. In cases of corrosion, cleaning the affected area and applying a corrosion-resistant coating can help extend the screw’s lifespan. Routine checks during maintenance intervals will ensure that the screw continues to perform its intended function effectively.

Cummins Overview

Cummins is a renowned manufacturer with a long-standing reputation in the commercial truck industry. The company is known for its commitment to quality and innovation, producing a wide range of components that meet the demanding requirements of commercial vehicles. Cummins’ dedication to excellence is reflected in the design and performance of its products, including the 3094032 Hexagon Flange Head Cap Screw.

Compatibility with Cummins Engines

The Hexagon Flange Head Cap Screw part number 3094032, manufactured by Cummins, is a versatile component designed to fit various Cummins engines. This screw is integral in securing different parts within the engine assembly, ensuring structural integrity and operational efficiency. Below is a detailed breakdown of its compatibility with specific Cummins engines:

B6.7 Series Engines

• B6.7 CM2350 B135B
• B6.7 CM2670 B153B

These engines benefit from the 3094032 screw in securing components that require a robust and reliable fastening solution. The screw’s design ensures a tight and secure fit, which is crucial for maintaining engine performance and longevity.

F Series Engines

• F2.8 CM2620 F135B
• F3.8 F102

The F series engines, both F2.8 and F3.8, utilize the 3094032 screw in various applications. Its flange head design provides a larger surface area for better torque distribution, which is essential for the high-stress environments within these engines.

ISB/ISD Series Engines

• ISB/ISD6.7 CM2150 SN
• ISBE CM2150
• ISL9 CM2150 SN

These engines, particularly those in the ISB/ISD series, often require the 3094032 screw for securing critical components. The screw’s precision engineering ensures that it can withstand the operational demands of these engines, providing a dependable fastening solution.

ISBE4 and ISC Series Engines

• ISBE4 CM850
• ISC CM850

The ISBE4 and ISC series engines also incorporate the 3094032 screw in their design. This screw is essential for maintaining the structural integrity of various engine components, ensuring that the engine operates smoothly and efficiently.

ISF Series Engines

• ISF2.8 CM2220 F117
• ISF2.8 CM2220 F129
• ISF3.8 CM2220 AN
• ISF3.8 CM2220 F103

The ISF series engines, including both 2.8L and 3.8L variants, use the 3094032 screw in multiple applications. Its flange head design and robust construction make it ideal for securing components that are subject to high stress and vibration.

ISG and ISM Series Engines

• ISG12 G CMOH6.0 G111
• ISM CM570
• ISM CM570/870
• ISM CM876

The ISG and ISM series engines also rely on the 3094032 screw for various fastening needs. Its precision and reliability make it a preferred choice for securing components in these engines, ensuring optimal performance and durability.

ISX Series Engines

• ISX CM871
• ISX12/ISX11.9 CM2250

The ISX series engines, including both ISX and ISX12/ISX11.9 variants, utilize the 3094032 screw in their design. This screw’s ability to provide a secure and tight fit is crucial for maintaining the integrity of engine components under high operational demands.

QSB and QSK Series Engines

• QSB7 CM2880 B117
• QSC8.3 CM850(CM2850)
• QSK60 G CM2358 K110
• QSK95 CM2350 K111
• QSK95 CM2350 K113

The QSB and QSK series engines also incorporate the 3094032 screw in their design. This screw’s precision and reliability make it a preferred choice for securing components in these engines, ensuring optimal performance and durability.

Component Usage

The Hexagon Flange Head Cap Screw, identified by part number 3094032, is a versatile fastener utilized in various engine systems to ensure secure and reliable connections. Below is an overview of its application across several key components:

Accessory Support

In accessory support systems, the Hexagon Flange Head Cap Screw is employed to mount and secure accessories to the engine block or other structural components. This ensures that accessories remain firmly in place, reducing the risk of detachment or misalignment during operation.

Alternator Mounting

For alternator mounting, this screw plays a significant role in attaching the alternator to the engine. Proper securing is essential to maintain the alternator’s alignment and ensure efficient power generation and regulation.

Engine Lubrication Primer Arrangement

Within the engine lubrication primer arrangement, the Hexagon Flange Head Cap Screw is used to fasten components that facilitate the priming of the lubrication system. This ensures that oil is effectively distributed throughout the engine, reducing friction and wear.

Lifting Arrangement

In lifting arrangements, these screws are critical for attaching lifting points or brackets to the engine. This allows for safe and efficient handling during maintenance or transportation.

Thermostat Housing

The thermostat housing, which regulates engine temperature, relies on the Hexagon Flange Head Cap Screw to secure the housing to the engine block. This ensures a tight seal, preventing coolant leaks and maintaining optimal engine temperature.

Cam Follower Lever

For the cam follower lever, the screw is used to attach the lever to the camshaft. This connection is vital for the proper functioning of the valve train, ensuring precise valve timing and engine performance.

Fuel Cleaner and Cam Follower Cover

In fuel cleaner systems and cam follower covers, the screw secures these components to the engine, ensuring they remain in place and function correctly. This is important for maintaining clean fuel delivery and protecting the cam follower mechanism.

Water Pump Drive

The water pump drive system uses the Hexagon Flange Head Cap Screw to attach the water pump to the engine. This ensures that the water pump operates efficiently, circulating coolant to regulate engine temperature.

Fuel Filter and Full Flow Oil Filter

Both the fuel filter and full flow oil filter arrangements utilize these screws to secure the filters to their respective housings. This is essential for maintaining clean fuel and oil, which are critical for engine health and performance.

Cam Follower and Fuel Injection Pump

The cam follower and fuel injection pump rely on the Hexagon Flange Head Cap Screw for secure attachment. This ensures that these components operate smoothly, contributing to efficient fuel delivery and engine operation.

Rear Gear Housing and Idler Gear

In the rear gear housing and idler gear systems, these screws are used to fasten gears and housings, ensuring proper meshing and rotation. This is vital for the transmission of power within the engine.

Repto Kit and Nitrogen Oxide Sensor

The repto kit and nitrogen oxide sensor arrangements use the screw to secure these components, ensuring they are correctly positioned and function as intended. This is important for engine performance and emissions control.

Engine Control Module and Fuel Control Module

For the engine control module and fuel control module, the screw is used to attach these critical components to the engine or chassis. This ensures they remain securely in place, allowing for precise control of engine functions.

Alternator and Fuel Drain Plumbing

In alternator and fuel drain plumbing systems, the screw secures connections and components, ensuring a reliable and leak-free system. This is essential for maintaining engine efficiency and safety.

Fuel Filter and Fuel Pressure Regulator

The fuel filter and fuel pressure regulator arrangements rely on the Hexagon Flange Head Cap Screw to ensure these components are firmly attached. This is important for maintaining consistent fuel pressure and clean fuel delivery.

Each of these applications demonstrates the importance of the Hexagon Flange Head Cap Screw in ensuring the secure and reliable operation of various engine systems.

Conclusion

The 3094032 Hexagon Flange Head Cap Screw is a critical component in the maintenance and operation of commercial trucks. Its design and features make it suitable for a wide range of applications, ensuring the secure fastening of critical components across various Cummins engines. Proper installation, maintenance, and understanding of its compatibility and usage are essential for maximizing its effectiveness and longevity in truck mechanics.