4968002
Hexagon Head Cap Screw
Cummins®

The 4968002 Hex Head Cap Screw is a component manufactured by Cummins, a well-established name in the commercial truck industry. This screw is designed for use in various applications within commercial trucks, contributing to the secure assembly of critical components. Cummins is renowned for its high-quality parts and comprehensive product range, ensuring reliability and performance in demanding environments ¹.

Basic Concepts of Hex Head Cap Screws

A Hex Head Cap Screw is a type of fastener characterized by a hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. These screws are commonly used in mechanical assemblies to secure components together. They function by providing a strong, threaded connection that can withstand significant loads and vibrations, making them ideal for use in heavy-duty applications ².

Purpose of the 4968002 Hex Head Cap Screw in Truck Operation

This Cummins part plays a specific role in the operation and maintenance of commercial trucks. It is utilized in areas where secure fastening is required to ensure the integrity and performance of truck components. This screw is particularly important in applications where components are subject to high stress and dynamic loads, such as in engine assemblies, transmission systems, and chassis structures ³.

Key Features

The 4968002 Hex Head Cap Screw boasts several key features that enhance its performance and durability. It is constructed from high-quality materials, typically alloy steel, which provides excellent strength and resistance to wear. The screw features a precise thread type that ensures a secure fit and reliable connection. Its design specifications, including the hexagonal head, allow for easy installation and removal using standard tools ⁴.

Benefits

Using the 4968002 Hex Head Cap Screw offers several benefits. It provides improved reliability in fastening applications, ensuring that components remain securely attached under various operating conditions. The screw’s design facilitates ease of installation, reducing downtime during maintenance procedures. Additionally, its resistance to wear and corrosion enhances the longevity of the fastening solution, contributing to the overall durability of the truck’s components ⁵.

Installation Process

Proper installation of the 4968002 Hex Head Cap Screw is vital to ensure optimal performance and longevity. The installation process involves several steps: first, ensure that the mating surfaces are clean and free of debris. Next, align the screw with the designated hole and begin threading it by hand to avoid cross-threading. Once started, use a wrench or socket to tighten the screw to the specified torque setting, ensuring a secure connection without over-tightening .

Troubleshooting and Maintenance

Common issues with Hex Head Cap Screws may include loosening due to vibration, corrosion, or wear. To identify problems, regularly inspect screws for signs of damage or loosening. Maintenance tips to prolong the lifespan of the screw include applying a thread locker during installation to prevent loosening, using corrosion-resistant coatings, and replacing screws that show signs of wear or damage .

Safety Considerations

When handling and installing the 4968002 Hex Head Cap Screw, it is important to observe several safety guidelines. Ensure that the work area is clean and free of hazards. Use the appropriate tools to avoid damaging the screw or the components being fastened. Follow the specified torque settings to prevent over-tightening, which can lead to component failure. Additionally, wear personal protective equipment (PPE) such as gloves and safety glasses to protect against injuries .

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has built a reputation for innovation, quality, and reliability. The company’s product range includes engines and components for commercial trucks, buses, construction equipment, and industrial applications. Cummins’ commitment to excellence ensures that its parts, like the 4968002 Hex Head Cap Screw, meet the highest standards of performance and durability .

Cummins Hex Head Cap Screw 4968002 in V28 Engines

The Cummins Hex Head Cap Screw 4968002 is a critical component in the assembly and maintenance of V28 engines. This part is designed to provide secure fastening in various engine applications, ensuring that components remain tightly connected under operational stresses.

In V28 engines, the 4968002 screw is often used in areas where high strength and durability are essential. Its hex head design allows for efficient torque application using standard tools, making it a practical choice for both assembly and routine maintenance.

The screw’s robust construction ensures it can withstand the demanding conditions within the engine, including high temperatures and pressures. This reliability is crucial for maintaining the integrity of engine assemblies and preventing failures that could lead to costly downtime.

In the context of V28 engines, the 4968002 screw is typically employed in securing engine blocks, cylinder heads, and other critical components. Its precision engineering guarantees a snug fit and consistent performance, contributing to the overall efficiency and longevity of the engine .

Role of Part 4968002 Hex Head Cap Screw in Engine Systems

The part 4968002 Hex Head Cap Screw is integral to the assembly and securement of various components within engine systems. Its robust design ensures reliable fastening, which is essential for maintaining the integrity and functionality of the engine.

Key Applications

• Arrangement and Base Parts: The Hex Head Cap Screw is used to fasten base parts securely to the engine frame. This ensures that the engine’s foundational components remain stable during operation, reducing the risk of misalignment or movement that could lead to performance issues.

• Oil Fill and Gauge: In the oil fill and gauge assembly, this screw plays a role in securing the oil fill tube and gauge components. Proper fastening ensures that the oil fill system remains leak-free and accurately measures oil levels, which is vital for engine lubrication and longevity.

• Cover and Hand Hole: The screw is employed to attach covers and hand hole components. These covers protect internal engine parts from debris and contaminants, while hand holes provide access for maintenance and inspection. Secure fastening prevents covers from becoming dislodged during engine operation.

• Dipstick and Tube Arrangement: Within the dipstick and tube arrangement, the Hex Head Cap Screw ensures that the dipstick and its tube are firmly attached. This is important for accurate oil level readings and maintaining the engine’s lubrication system.

• Motor and Starting System: In the motor and starting system, this screw is used to secure components such as the starter. Reliable fastening ensures that the starting mechanism operates smoothly and consistently, which is essential for engine startup and overall performance.

• Hand Hole Covers and Mounting: For hand hole covers and mounting components, the screw provides the necessary tension to keep these parts in place. This is crucial for maintaining the structural integrity of the engine and ensuring that maintenance access points remain secure.

In summary, the part 4968002 Hex Head Cap Screw is a versatile fastener that contributes to the secure assembly of various engine components, ensuring the engine operates efficiently and reliably.

Conclusion

The 4968002 Hex Head Cap Screw is a critical component in the maintenance and operation of commercial trucks and engines. Its robust design, ease of installation, and resistance to wear and corrosion make it an essential part for ensuring the secure assembly of various components. Proper installation, regular maintenance, and adherence to safety guidelines are vital for maximizing the performance and longevity of this Cummins part.