3094508
Hexagon Head Cap Screw
Cummins®

Introduction

The Hexagon Head Cap Screw, identified by part number 3094508, is a critical component in the maintenance and assembly of commercial trucks, particularly in Cummins engines. This screw is essential for various fastening applications, ensuring the reliability and performance of truck engines. Cummins, a renowned manufacturer of high-quality engines and components, produces this part, underscoring its importance in heavy-duty applications.

Basic Concepts of Hexagon Head Cap Screws

Hexagon Head Cap Screws are characterized by their hexagonal head, which facilitates efficient tightening and loosening with a wrench or socket. These screws are designed to secure components within mechanical assemblies, providing a strong and stable connection. Typically made from materials like steel, stainless steel, or alloy steel, they are chosen for their strength, durability, and resistance to corrosion, ensuring they can withstand the stress and environmental conditions encountered in heavy-duty applications ¹.

Purpose of the 3094508 Hexagon Head Cap Screw in Truck Operations

This Cummins part plays a significant role in the operation and maintenance of commercial trucks by securing various components within Cummins engines and other truck systems. Its applications range from fastening engine parts to securing chassis components, ensuring all elements remain firmly in place under dynamic truck operation conditions. The screw’s design and material composition are tailored to meet the demanding requirements of heavy-duty truck environments ².

Key Features of the 3094508 Hexagon Head Cap Screw

The 3094508 Hexagon Head Cap Screw is distinguished by its specific thread type for a secure fit, a hexagonal head for easy tightening and loosening, and a material composition that offers durability and resistance to corrosion. These features contribute to the screw’s functionality and longevity in heavy-duty applications, making it a reliable choice for truck maintenance and assembly ³.

Benefits of Using the 3094508 Hexagon Head Cap Screw

Employing this Cummins part in truck maintenance offers several advantages. These include enhanced fastening security due to its thread design and material strength, resistance to vibration loosening, which is critical in the dynamic environment of a truck, and ease of installation and removal thanks to its hexagonal head. These benefits contribute to the overall reliability and efficiency of truck operations.

Troubleshooting and Maintenance Suggestions

Common issues associated with Hexagon Head Cap Screws include corrosion, stripping, and loosening due to vibration. Regular inspections can help identify these issues early, preventing more significant problems. Maintenance practices to ensure the longevity and performance of the 3094508 screw include applying anti-corrosion coatings, using the correct torque settings during installation, and conducting periodic inspections for signs of wear or damage. Replacement should be considered if any degradation is detected to maintain the integrity of the fastening.

Installation Guidelines

Correct installation of the 3094508 Hexagon Head Cap Screw involves using the appropriate tools, such as a wrench or socket that matches the screw’s head size, to avoid damage. Best practices include cleaning the mating surfaces before installation, applying a thread locker if necessary to prevent loosening, and tightening the screw to the manufacturer’s specified torque settings. These steps ensure a secure and durable fastening that can withstand the rigors of truck operation.

Cummins: Manufacturer Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a strong reputation in the commercial truck industry. The company’s commitment to excellence is reflected in its wide range of products, including engines, components, and aftermarket parts, all designed to meet the high standards of performance and reliability required in heavy-duty applications.

Cummins Hexagon Head Cap Screw 3094508 in Engine Applications

The Cummins Hexagon Head Cap Screw part number 3094508 is a critical component in various engine assemblies, ensuring secure fastening and structural integrity. This screw is designed to withstand high stress and provide a reliable connection in demanding environments.

QST30 CM552 Engines

In the QST30 CM552 engines, the 3094508 screw is utilized in several key areas. It is often employed in the engine block assembly, securing various components together to maintain the engine’s structural integrity. This screw is also used in the cylinder head assembly, where it helps to keep the head securely fastened to the engine block, ensuring proper sealing and performance.

Grouping of Engines

The use of the 3094508 screw is not limited to a single engine model but is a common component across multiple Cummins engine models. This screw is integral in the assembly of engine blocks, cylinder heads, and other critical components, ensuring that the engine operates efficiently and reliably. Its application in these engines highlights its importance in maintaining the structural integrity and performance of the engine.

Role of Part 3094508 Hexagon Head Cap Screw in Engine Systems

The 3094508 Hexagon Head Cap Screw is integral to the secure assembly and operation of various engine components. Its robust design ensures reliable fastening in high-stress environments, contributing to the overall durability and performance of the engine system.

Aftercooler

In the aftercooler system, the 3094508 screw is used to fasten components that facilitate the cooling of compressed air. This ensures that the connections remain tight, preventing air leaks and maintaining efficient cooling.

Air Compressor Upfit Kit

For the air compressor upfit kit, this screw plays a role in securing the compressor to its mounting bracket. This is essential for maintaining the structural integrity of the compressor during operation.

Air Intake Connection

The screw is utilized in the air intake connection to ensure a secure seal. This is vital for maintaining the airflow integrity and preventing any disruptions that could affect engine performance.

Alternator Mounting

In alternator mounting applications, the 3094508 screw secures the alternator to the engine block. This ensures that the alternator remains stable and properly aligned, which is necessary for consistent power generation.

Thermostat Housing Arrangement

For the thermostat housing, this screw is used to fasten the housing to the engine block. This secure attachment is important for maintaining the integrity of the cooling system and ensuring proper thermostat function.

Cam Follower Assembly

In the cam follower assembly, the screw is employed to secure components that interact with the camshaft. This ensures precise and reliable operation of the valve train.

Air Compressor and Air Connections

For both the air compressor and various air connections (intake and transfer), the screw provides the necessary fastening to maintain secure and leak-free connections.

Corrosion Resistor

In applications involving corrosion-resistant components, the 3094508 screw ensures that these parts are firmly attached, protecting them from environmental factors that could lead to degradation.

Engine Control Module (ECM) Mounting

The screw is used in the mounting of the ECM to ensure that the module remains securely in place. This is essential for the reliable operation of the engine’s electronic control systems.

Full Flow Oil and Lubricating Oil Filters

In the full flow oil and lubricating oil filter systems, the screw is used to secure filter heads and components, ensuring that the filters are properly installed and function effectively.

Lubricating Oil Pump

For the lubricating oil pump, the screw is utilized to fasten the pump to its mounting location. This ensures that the pump operates efficiently and reliably, providing consistent lubrication to engine components.

Air Intake Manifold

In the air intake manifold, the screw secures the manifold to the engine, ensuring a tight seal and efficient airflow into the combustion chambers.

Oil Pan and Plumbing Connections

The screw is employed in the assembly of the oil pan and various plumbing connections (aftercooler water, ECM, and oil pan). This ensures that all connections are secure, preventing leaks and maintaining the integrity of the lubrication system.

Water Pump

Finally, in the water pump assembly, the screw is used to secure the pump to the engine block. This ensures that the pump operates efficiently, providing consistent coolant flow throughout the engine.

Conclusion

The 3094508 Hexagon Head Cap Screw by Cummins is a vital component in the maintenance and assembly of commercial trucks, particularly in Cummins engines. Its robust design, material composition, and specific applications across various engine systems underscore its importance in ensuring the reliability and performance of truck engines. Proper installation, maintenance, and understanding of its role in engine operations are essential for maximizing the efficiency and longevity of commercial truck fleets.