4360120
Socket Head Cap Screw
Cummins®

The Socket Head Cap Screw 4360120, manufactured by Cummins, is a specialized fastener designed for use in commercial trucks. Cummins, a well-established name in the automotive and heavy-duty truck industry, produces this screw to meet the demanding requirements of truck maintenance and operation. This part is integral to ensuring the structural integrity and efficient functioning of various truck components.

Basic Concepts of Socket Head Cap Screws

A Socket Head Cap Screw is a type of fastener characterized by a hexagonal socket in the head, allowing it to be driven using a hex key. These screws are commonly used in mechanical applications due to their strength and resistance to loosening. They function by securely joining two or more components together, distributing load evenly, and providing a stable connection that can withstand significant stress ¹.

Purpose of the 4360120 Socket Head Cap Screw in Trucks

The 4360120 Socket Head Cap Screw plays a specific role in the operation and maintenance of commercial trucks. It is utilized in applications where high tensile strength and resistance to vibration are required. This screw helps in securing critical components, ensuring that they remain firmly in place under the dynamic conditions experienced by trucks during operation. Its design allows for efficient torque application, which is vital for maintaining the integrity of truck assemblies ².

Key Features

The 4360120 Socket Head Cap Screw boasts several key features that make it suitable for heavy-duty applications. Its design includes a hexagonal socket head, which provides a larger contact area for the driving tool, reducing the risk of cam-out and allowing for higher torque application. The screw is made from high-strength materials, typically alloy steel, which enhances its durability and resistance to wear. Additionally, it features a fully threaded design, enabling it to engage more deeply into the mating component, thus providing a stronger hold.

Benefits

Using the 4360120 Socket Head Cap Screw offers several benefits. Its high tensile strength ensures that it can withstand the substantial loads and vibrations encountered in commercial truck applications. The screw’s design facilitates easy installation, reducing the time required for maintenance tasks. Moreover, its resistance to loosening helps maintain secure connections over time, contributing to the overall reliability of the truck’s components.

Installation Process

Proper installation of the 4360120 Socket Head Cap Screw involves several steps to ensure a secure and lasting connection. Begin by cleaning the mating surfaces to remove any debris or corrosion. Use a hex key of the appropriate size to drive the screw into the pre-drilled hole. Apply torque gradually to avoid stripping the threads or damaging the screw head. It is advisable to use a torque wrench to achieve the recommended torque specification, ensuring that the screw is tightened to the correct level without overtightening.

Troubleshooting Common Issues

Common issues with Socket Head Cap Screws may include loosening over time, difficulty in installation, or damage to the screw head. To address loosening, ensure that the screw is properly torqued during installation and consider using a thread-locking compound. If installation is difficult, verify that the hole is the correct size and free of obstructions. Damaged screw heads can often be replaced, or the screw can be extracted using specialized tools.

Maintenance Tips

To ensure the longevity and optimal performance of the 4360120 Socket Head Cap Screw, regular maintenance is recommended. Inspect the screw periodically for signs of wear or corrosion. Re-torque the screw as necessary to maintain the proper tension. Keep the surrounding area clean to prevent debris from affecting the screw’s performance. Additionally, consider applying a protective coating to the screw to enhance its resistance to environmental factors.

Cummins: A Brief Overview

Cummins is a renowned manufacturer with a rich history in the automotive and heavy-duty truck industry. The company is known for its commitment to quality and innovation, producing a wide range of components that meet the rigorous demands of commercial applications. Cummins’ reputation is built on its dedication to delivering reliable and high-performance products, making it a trusted name among professionals in the field.

Socket Head Cap Screw (Part 4360120) in Cummins Engines

The Socket Head Cap Screw (part number 4360120) manufactured by Cummins is a critical component in various engine assemblies. This screw is designed to provide secure fastening in high-stress environments, ensuring the integrity of the engine’s structure.

Application in ISV Engines

In the ISV (Intelligent Systems Vehicle) engines by Nissan, the Socket Head Cap Screw 4360120 plays a pivotal role in maintaining the alignment and stability of engine components. This screw is typically used in areas where precise fastening is required, such as securing engine covers, brackets, and other critical assemblies. Its design allows for easy installation and removal, which is crucial during maintenance and repair operations.

Grouping of Engines

The Socket Head Cap Screw 4360120 is utilized across various Cummins engine models, ensuring consistency and reliability in fastening solutions. These engines include, but are not limited to:

• Cummins ISV Engines: These engines are known for their efficiency and reliability in heavy-duty applications. The Socket Head Cap Screw 4360120 is integral in maintaining the structural integrity of these engines by securing various components under high operational stress.

• Cummins QSX Engines: These engines are designed for on-highway applications, providing robust performance. The Socket Head Cap Screw 4360120 is used in these engines to ensure that all fastened parts remain securely in place, contributing to the overall durability and longevity of the engine.

• Cummins L10 Engines: Primarily used in military and marine applications, the L10 engines benefit from the Socket Head Cap Screw 4360120 for its ability to withstand extreme conditions. This screw ensures that all critical components are tightly fastened, enhancing the engine’s reliability in harsh environments.

By integrating the Socket Head Cap Screw 4360120 into these engines, Cummins ensures that each component is securely fastened, contributing to the overall performance and longevity of the engine. This screw’s design and material properties make it an essential part of the engine assembly process, providing both durability and ease of use.

Part 4360120 Socket Head Cap Screw Component Usage

In the intricate assembly of engine systems, the part 4360120 Socket Head Cap Screw serves as a fundamental fastening element, ensuring the secure attachment of various components.

Engine Control Module (ECM)

Within the Engine Control Module (ECM), the Socket Head Cap Screw is utilized to mount the ECM housing to the vehicle’s chassis or a designated mounting bracket. This secure attachment is vital for maintaining the ECM’s position and ensuring it remains unaffected by vibrations or movements during engine operation. Additionally, the screw aids in grounding the ECM, which is essential for its electrical functionality and protection against electromagnetic interference.

Long Block Kit

In a Long Block Kit, which includes the engine block, crankshaft, pistons, and other essential components, the Socket Head Cap Screw is employed in several key areas. It is used to fasten the engine block to the vehicle’s frame, providing a stable foundation for the engine’s operation. Furthermore, the screw is integral in securing ancillary components such as sensors, brackets, and mounting plates that are part of the long block assembly. This ensures that all components remain in their designated positions, contributing to the overall structural integrity and performance of the engine.

Conclusion

The 4360120 Socket Head Cap Screw by Cummins is a vital component in the maintenance and operation of commercial trucks and various engine assemblies. Its design, featuring a hexagonal socket head and high-strength materials, ensures secure fastening in high-stress environments. Proper installation, regular maintenance, and understanding its applications across different engine models are crucial for maximizing its performance and longevity. Cummins’ commitment to quality and innovation is evident in the reliable and high-performance products they deliver, making the 4360120 an essential part in the automotive and heavy-duty truck industry.