2895343
Hexagon Head Cap Screw
Cummins®

Introduction

The Hexagon Head Cap Screw Part #2895343, manufactured by Cummins, is a specialized fastener designed for use in commercial truck applications. Cummins is renowned for its commitment to quality and innovation in the commercial truck industry. This screw is significant for its role in ensuring the secure assembly and reliable operation of various truck components.

Basic Concepts of Hexagon Head Cap Screws

A Hexagon Head Cap Screw is a fastener characterized by its hexagonal head, which allows for efficient tightening and loosening using a wrench or socket. In the automotive industry, these screws are commonly used to join metal parts securely. The hexagonal head provides a stable interface for applying torque, while the threaded shaft engages with the mating part to create a strong, durable connection ¹.

Purpose of the 2895343 Hexagon Head Cap Screw in Truck Operations

This Cummins part plays a role in the operation and maintenance of commercial trucks by securing various components. It is utilized in applications where high strength and durability are required, such as in the engine compartment, chassis, and other critical areas. Its design ensures that parts remain firmly attached under the demanding conditions encountered in commercial truck operations ².

Key Features of the 2895343 Hexagon Head Cap Screw

The 2895343 Hexagon Head Cap Screw is engineered with specific features to enhance its functionality and durability. It is constructed from high-quality materials, typically a grade of steel that offers excellent strength and resistance to wear. The screw features a fine or coarse thread, depending on the application, which provides a secure grip on the mating part. The hexagonal head is designed to prevent rounding and provide a consistent torque application surface ³.

Benefits of Using the 2895343 Hexagon Head Cap Screw

Utilizing this part offers several advantages. Its robust construction ensures enhanced fastening strength, making it suitable for high-stress applications. The screw is designed for ease of installation and removal, reducing maintenance time. Additionally, its material composition provides resistance to corrosion and wear, contributing to its longevity in harsh operating environments.

Installation and Usage Guidelines

Proper installation of the 2895343 Hexagon Head Cap Screw involves several steps to ensure a secure and lasting connection. Begin by cleaning the mating surfaces to remove any debris or contaminants. Use the appropriate wrench or socket to tighten the screw to the recommended torque settings, which can be found in the manufacturer’s guidelines. Ensure that the screw is installed perpendicular to the surface to avoid cross-threading and maintain the integrity of the connection.

Troubleshooting and Maintenance

Common issues with the 2895343 Hexagon Head Cap Screw may include loosening, corrosion, or damage. Regular inspection and maintenance can help identify these issues early. If loosening is detected, re-tighten the screw to the specified torque settings. Corrosion can be addressed by cleaning the affected area and applying a suitable anti-corrosive treatment. Damaged screws should be replaced to maintain the integrity of the assembly.

Cummins: Manufacturer 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 established a strong reputation in the commercial truck industry for its innovative solutions and commitment to quality. The company’s extensive product range includes engines, powertrains, and aftermarket parts, all designed to meet the rigorous demands of commercial trucking. Cummins’ dedication to excellence is evident in its continuous investment in research and development, ensuring that its products remain at the forefront of technology and reliability.

Cummins Engine Part 2895343: Hexagon Head Cap Screw

The Cummins part 2895343, a Hexagon Head Cap Screw, is a critical component in the assembly and maintenance of several Cummins engine models. This part is integral to the structural integrity and operational efficiency of the engines it is used in.

ISX12 CM2350 X102 and ISX12/ISX11.9 CM2250

In the ISX12 CM2350 X102 and ISX12/ISX11.9 CM2250 engines, the Hexagon Head Cap Screw is employed in various applications where secure fastening is required. This includes securing engine components, ensuring that parts remain tightly fastened under the high stress and vibration conditions typical of heavy-duty engines.

QSX11.9 CM2250 ECF

For the QSX11.9 CM2250 ECF engine, the Hexagon Head Cap Screw is similarly vital. It is used in the assembly of engine components, providing the necessary strength and stability to withstand the operational demands of this engine model. The screw’s design allows for easy installation and removal, which is crucial for maintenance and repair procedures.

Common Applications

Across these engine models, the Hexagon Head Cap Screw is utilized in a variety of applications, including:

• Engine Block Assembly: Ensuring that the engine block remains securely fastened.
• Turbocharger Mounting: Providing a reliable connection for turbocharger components.
• Accessory Drive Systems: Securing various engine accessories, such as the alternator and water pump.

The use of the Hexagon Head Cap Screw in these engines underscores its importance in maintaining the structural integrity and operational efficiency of Cummins engines.

Role of Part 2895343 Hexagon Head Cap Screw in Engine Systems

The Part 2895343 Hexagon Head Cap Screw is integral to the assembly and functionality of various engine components.

Exhaust Transfer Connection Bracket

In the Exhaust Transfer Connection Bracket, the Hexagon Head Cap Screw secures the bracket to the engine block or exhaust manifold. This bracket is responsible for aligning and connecting the exhaust pipes, ensuring a smooth and efficient transfer of exhaust gases from the engine to the exhaust system. The screw’s robust design provides the necessary tensile strength to withstand the high temperatures and vibrations inherent in the exhaust system.

Exhaust Recirculation System

Within the Exhaust Recirculation (EGR) system, the Hexagon Head Cap Screw plays a key role in mounting the EGR valve and associated components to the engine. The EGR system recirculates a portion of the exhaust gas back into the intake manifold to reduce nitrogen oxides (NOx) emissions. The screw ensures that the EGR valve remains firmly attached, allowing it to function correctly under varying engine loads and temperatures.

General Exhaust System

Throughout the general exhaust system, the Hexagon Head Cap Screw is used to secure various components such as catalytic converters, mufflers, and exhaust pipes. These components are subject to significant thermal expansion and contraction, as well as mechanical stress. The screw’s hexagonal head allows for easy tightening and loosening using standard tools, ensuring that all connections remain secure and leak-free. This is essential for maintaining the integrity of the exhaust system, ensuring efficient emission control, and preserving engine performance.

Conclusion

The 2895343 Hexagon Head Cap Screw by Cummins is a vital component in the assembly and maintenance of commercial truck engines. Its robust design, ease of installation, and resistance to corrosion make it an ideal choice for high-stress applications. Proper installation and regular maintenance ensure the longevity and reliability of this critical fastener in demanding commercial truck operations.