3335008
Hexagon Head Cap Screw
Cummins®

The Hexagon Head Cap Screw is a fundamental component used extensively in commercial trucks to secure various parts and assemblies. Its role in maintaining vehicle integrity is significant, as it ensures that critical components remain firmly in place under operational stress. Cummins, a renowned manufacturer in the commercial truck industry, produces a variety of high-quality fasteners, including the Hexagon Head Cap Screw Part #3335008. This screw is designed to meet the demanding requirements of truck operations, providing reliable performance and durability.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon 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 part, creating a secure connection. Commonly made from materials like carbon steel, alloy steel, or stainless steel, these screws offer varying levels of strength, corrosion resistance, and durability. The choice of material depends on the specific application and environmental conditions the screw will encounter ¹.

Purpose of the 3335008 Hexagon Head Cap Screw in Truck Operations

The 3335008 Hexagon Head Cap Screw by Cummins plays a specific role in the operation and maintenance of commercial trucks. It is used in various applications within truck assemblies, such as securing engine components, transmission parts, and chassis elements. This screw ensures that these critical components remain firmly attached, contributing to the overall safety and performance of the vehicle. Common applications include fastening engine covers, attaching brackets, and securing panels.

Key Features of the 3335008 Hexagon Head Cap Screw

The 3335008 Hexagon Head Cap Screw boasts several distinctive characteristics that enhance its performance and durability. It features a coarse thread type, which provides a strong grip and resistance to loosening. The hexagonal head design allows for easy installation and removal using standard tools. Additionally, the screw may be treated with special coatings or finishes to improve corrosion resistance and longevity, making it suitable for use in harsh environments.

Benefits of Using the 3335008 Hexagon Head Cap Screw

Using the 3335008 Hexagon Head Cap Screw offers several advantages. Its design provides improved resistance to vibration loosening, which is crucial in the dynamic environment of a commercial truck. The screw’s ease of installation and removal simplifies maintenance procedures, reducing downtime. Furthermore, its compatibility with various truck components ensures versatile application across different assemblies, enhancing overall vehicle reliability.

Installation and Usage Guidelines

Proper installation of the 3335008 Hexagon Head Cap Screw is vital to ensure optimal performance. Follow these step-by-step instructions:

1. Clean the mating threads and surfaces to remove any debris or corrosion.
2. Align the screw with the designated hole and begin threading it by hand to avoid cross-threading.
3. Use a wrench or socket to tighten the screw to the specified torque value, ensuring a secure fit without over-tightening.
4. Double-check the installation to confirm that the screw is properly seated and the connection is secure.

Safety precautions include wearing appropriate personal protective equipment (PPE) and ensuring the work area is free from hazards.

Troubleshooting Common Issues

Hexagon Head Cap Screws may encounter issues such as corrosion, stripping, or loosening. To address these problems:

• Corrosion: Regularly inspect screws for signs of rust or corrosion. Apply a corrosion-resistant coating or replace affected screws to prevent further damage.
• Stripping: Use the correct size wrench or socket to avoid over-tightening, which can strip the threads. Replace stripped screws promptly to maintain secure connections.
• Loosening: Re-torque screws periodically, especially in high-vibration areas, to ensure they remain tight. Consider using lock washers or thread locker for additional security.

Maintenance Tips

Regular maintenance checks for Hexagon Head Cap Screws are essential to ensure ongoing reliability and performance. Conduct periodic inspections to identify any signs of wear, corrosion, or loosening. Re-torque screws as needed to maintain secure connections. Additionally, keep screws clean and free from debris to prevent premature failure.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a rich history dating back to 1919, Cummins has established a strong reputation for quality and innovation in the commercial truck industry. The company’s commitment to excellence is evident in its extensive product range, which includes engines, powertrain components, and aftermarket parts. Cummins continues to lead the way in developing advanced technologies that enhance performance, efficiency, and reliability in commercial vehicles ².

Cummins Hexagon Head Cap Screw 3335008 in Engine Applications

The Cummins Hexagon Head Cap Screw part number 3335008 is a critical component in various engine applications, ensuring secure fastening and structural integrity. This part is integral to the assembly and maintenance of several Cummins engines, including the N14 CELECT PLUS and V903 engines.

In the N14 CELECT PLUS engine, the 3335008 screw is utilized in multiple locations where robust fastening is required. Its design allows for precise torque application, which is essential for maintaining the alignment and stability of engine components under high operational stresses.

Similarly, in the V900 series, including the V903 engine, the 3335008 screw plays a vital role in securing various engine parts. Given the V900 series’ reputation for reliability and performance, the use of high-quality fasteners like the 3335008 screw is crucial for ensuring the engine’s longevity and efficiency.

Both engines benefit from the screw’s ability to withstand the demanding conditions of engine operation, including high temperatures and vibrations. The hexagon head design facilitates easy and efficient tightening and loosening, which is essential during routine maintenance and repairs.

The use of the 3335008 screw in these engines underscores Cummins’ commitment to quality and durability, ensuring that each component performs reliably under the most challenging conditions.

Role of Part 3335008 Hexagon Head Cap Screw in Various Engine System Components

The Part 3335008 Hexagon Head Cap Screw is a versatile fastener utilized across multiple engine system components to ensure secure and reliable connections. Below is an overview of its application in various components:

Alternator Link Mounting and Alternator Mounting

In alternator link mounting and alternator mounting, the Hexagon Head Cap Screw is employed to firmly attach the alternator to the engine block or bracket. This secure connection is essential for maintaining the alternator’s alignment and ensuring efficient power generation and regulation.

Air Cleaner Connection and Exhaust Outlet

For the air cleaner connection, the screw helps in securing the air cleaner housing to the engine intake system, ensuring a proper seal and efficient airflow. In the exhaust outlet, it is used to fasten the exhaust manifold to the engine block, contributing to a secure and leak-free exhaust system.

Drive and Fan

In the drive mechanism, particularly in fan drives, the Hexagon Head Cap Screw is critical for attaching the fan to the engine’s crankshaft or pulley. This ensures the fan operates correctly to cool the engine effectively.

Engine Supports Mounting

For engine supports mounting, these screws are used to secure the engine to its mounts, providing stability and reducing vibrations during operation.

Guide Bracket Mounting and Hydraulic Pump Mounting

In guide bracket mounting, the screw ensures that brackets guiding various engine components are firmly in place. Similarly, in hydraulic pump mounting, it secures the pump to the engine, ensuring stable and efficient operation of the hydraulic system.

Muffler Mounting

For muffler mounting, the Hexagon Head Cap Screw is used to attach the muffler to the exhaust system, ensuring it remains in the correct position and functions properly to reduce engine noise.

Piston Assembly Remover and Replacer

In tools like piston assembly removers and replacers, these screws are used to secure components of the tool, ensuring they function correctly during the removal and replacement of piston assemblies.

Subbase

Finally, in subbase applications, the screw is used to secure various engine components to the subbase, providing a stable foundation for these parts.

Overall, the Part 3335008 Hexagon Head Cap Screw plays a significant role in maintaining the integrity and functionality of these engine system components.

Conclusion

The 3335008 Hexagon Head Cap Screw by Cummins is a critical component in the commercial truck industry, ensuring secure fastening and structural integrity across various engine and truck assemblies. Its design, featuring a coarse thread type and hexagonal head, provides strong grip, resistance to loosening, and ease of installation. The screw’s compatibility with different materials and its ability to withstand harsh environments make it a versatile and reliable choice for truck operations. Proper installation, regular maintenance, and addressing common issues such as corrosion and loosening are essential to maximize the screw’s performance and longevity. Cummins’ commitment to quality and durability is evident in the use of the 3335008 screw, ensuring reliable performance under demanding conditions.