3093743
Hexagon Head Cap Screw
Cummins®

The Hexagonal Head Cap Screw, specifically Part #3093743 by Cummins, is a vital component in the maintenance and assembly of commercial trucks. Cummins, a renowned manufacturer in the industry, produces this screw to meet the demanding requirements of heavy-duty applications. This part is integral to ensuring the structural integrity and operational efficiency of commercial trucks.

Basic Concepts of Hexagonal Head Cap Screws

A Hexagonal Head Cap Screw is a type of fastener characterized by its hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. The screw’s design includes a threaded shaft that engages with internal threads in the mating component, providing a secure and stable connection. This type of screw is commonly used in applications requiring high strength and resistance to loosening ¹.

Purpose of the 3093743 Hexagonal Head Cap Screw in Truck Operation

The 3093743 Hexagonal Head Cap Screw plays a significant role in the assembly and maintenance of commercial trucks. It is utilized in various truck components, including engine mounts, chassis assemblies, and body panels. By providing a strong and reliable fastening solution, this screw helps maintain the structural integrity of the truck, ensuring safe and efficient operation ².

Key Features of the 3093743 Hexagonal Head Cap Screw

The 3093743 Hexagonal Head Cap Screw boasts several key features that contribute to its performance and durability. It is made from high-strength materials, typically alloy steel, which offers excellent tensile strength and resistance to wear. The screw features a fine thread type, allowing for precise adjustments and secure fastening. Its hexagonal head design ensures easy installation and removal, enhancing efficiency during maintenance procedures ³.

Benefits of Using the 3093743 Hexagonal Head Cap Screw

Utilizing the 3093743 Hexagonal Head Cap Screw offers numerous advantages. Its high strength and durability ensure long-lasting performance under demanding conditions. The screw’s corrosion-resistant properties help protect against environmental factors, extending its service life. Additionally, the ease of installation provided by its hexagonal head design reduces maintenance time and enhances overall truck reliability and safety ⁴.

Installation and Usage Guidelines

Proper installation of the 3093743 Hexagonal Head Cap Screw is crucial for optimal performance. Begin by ensuring the mating components are clean and free of debris. Use a torque wrench to tighten the screw to the specified torque settings, typically provided in the manufacturer’s guidelines. Recommended tools include a socket wrench compatible with the screw’s hexagonal head and a torque wrench for precise tightening ⁵.

Troubleshooting and Maintenance

Common issues with Hexagonal Head Cap Screws include loosening due to vibration and corrosion from exposure to moisture and chemicals. Regular inspection and maintenance can help identify and address these issues. If loosening is detected, re-tighten the screw to the specified torque. For corrosion, clean the affected area and apply a corrosion-resistant coating to prevent further degradation. Routine checks during maintenance intervals will help ensure the longevity and performance of the screw ⁶.

Cummins: Manufacturer Overview

Cummins is a leading manufacturer in the commercial truck industry, known for its high-quality products and innovative solutions. With a rich history spanning several decades, Cummins has established a strong reputation for producing reliable and durable components. Their product range includes engines, powertrains, and aftermarket parts, all designed to meet the rigorous demands of commercial trucking. Cummins’ commitment to quality and performance makes them a trusted choice for truck manufacturers and fleet operators alike ⁷.

Cummins Part 3093743 Hexagonal Head Cap Screw in Engine Applications

The Cummins part 3093743, a Hexagonal Head Cap Screw, is a critical component in various engine assemblies. This part is designed to provide secure fastening in high-stress environments, ensuring the integrity and reliability of the engine’s structure.

15N CM2380 M104B

In the 15N CM2380 M104B engine, the Hexagonal Head Cap Screw is used to secure various engine components, ensuring that parts remain tightly fastened under operational stresses. This screw is integral in maintaining the alignment and stability of engine parts, contributing to the overall performance and longevity of the engine.

QSK60 CM850 MCRS and QSK60 CM2350 T101

For the QSK60 CM850 MCRS and QSK60 CM2350 T101 engines, the Hexagonal Head Cap Screw is employed in several key areas. These include securing the engine block to the frame, fastening critical components within the engine, and ensuring the proper alignment of moving parts. The use of this screw in these engines helps maintain the structural integrity and operational efficiency of the engine.

QST30 CM2350 T101 and QST30 CM552

In the QST30 CM2350 T101 and QST30 CM552 engines, the Hexagonal Head Cap Screw is utilized to fasten components that are subject to significant mechanical stress. This includes securing the engine block, attaching various engine mounts, and ensuring the alignment of internal components. The screw’s design provides a reliable fastening solution, contributing to the engine’s durability and performance.

Z14 CM2670 Z103B

The Z14 CM2670 Z103B engine also benefits from the use of the Hexagonal Head Cap Screw. This screw is used to secure various engine components, ensuring that parts remain tightly fastened under operational stresses. Its application in this engine helps maintain the alignment and stability of engine parts, contributing to the overall performance and longevity of the engine.

Role of Part 3093743 Hexagonal Head Cap Screw in Engine Systems

The part 3093743 Hexagonal Head Cap Screw is integral to the secure assembly and operation of various engine components. It is utilized in fastening the accessory drive and accessory drive pulley, ensuring that these components remain firmly in place during engine operation. This secure attachment is vital for the efficient transfer of power to auxiliary systems.

In the arrangement of the oil fill system, this screw plays a part in maintaining the structural integrity of the oil fill cap and associated components, ensuring a leak-free environment for oil introduction into the engine.

For the belt tensioner, the Hexagonal Head Cap Screw is employed to fix the tensioner in its correct position, which is essential for maintaining the proper tension on the drive belts that power various engine accessories.

Within the block and cylinder assemblies, this screw is used to secure various covers and plates, contributing to the overall stability and alignment of these critical engine components.

In the cam follower cover and associated cam follower systems, the screw ensures that the cover is tightly sealed, preventing any oil leaks and maintaining the precise operation of the cam followers.

For the compressor systems, whether dealing with air or refrigerant, the screw is utilized to fasten components that require a robust and secure connection to withstand the pressures involved in compression processes.

The cylinder head lifting fixture relies on this screw to provide a secure attachment point, ensuring safe and effective manipulation during maintenance or repair procedures.

In drain systems, such as the remote oil drain, the screw is used to secure drain valves and fittings, ensuring they remain in place and function correctly during oil change procedures.

The drive pulley accessory systems also benefit from the use of this screw, as it ensures that pulleys are correctly and securely mounted, contributing to the reliable operation of driven components.

Within the harness and electronic control module wiring arrangements, the screw is used to secure wiring looms and control modules, protecting them from movement and potential damage.

For the injector systems, the screw is employed to fasten injector components, ensuring they are correctly positioned and sealed for optimal fuel delivery.

In the manifold and lubricating oil access systems, this screw is used to secure manifolds and oil access points, ensuring these components are correctly installed and sealed.

The mounting of the oil pan and starting motor also utilizes this screw to ensure these components are securely attached to the engine block, contributing to the overall structural integrity of the engine.

In plumbing systems, such as those for aftercooler water, engine oil primer, fuel, fuel filter, and turbocharger, the screw is used to secure fittings and connections, ensuring a leak-free and reliable fluid transfer.

Finally, in the system of auxiliary cooling and within the thermostat (top level assembly) housing, this screw is used to secure thermostat housings and related components, ensuring they are correctly installed and sealed for effective engine cooling.

The transfer pump kit also utilizes this screw to secure pump components, ensuring they are correctly installed and operate efficiently within the engine system.

Conclusion

The 3093743 Hexagonal Head Cap Screw by Cummins is a critical component in the maintenance and assembly of commercial trucks and engines. Its high-strength design, corrosion resistance, and ease of installation make it an essential part for ensuring the structural integrity and operational efficiency of various truck and engine components. Proper installation and regular maintenance are key to maximizing the performance and longevity of this screw.