3335041
Hexagon Head Cap Screw
Cummins®

The 3335041 Hexagon Head Cap Screw, manufactured by Cummins, is a specialized fastener designed for use in commercial truck applications. Cummins, a well-established name in the automotive and heavy-duty truck industry, produces this screw to meet the rigorous demands of truck operations. This part is integral to ensuring the secure assembly of various truck components, contributing to the overall reliability and performance of commercial vehicles.

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. These screws are widely used in mechanical and automotive applications to secure components together. They function by threading into a pre-drilled hole, creating a strong and stable connection that can withstand significant stress and vibration ¹.

Purpose of the 3335041 Hexagon Head Cap Screw in Truck Operations

The 3335041 Hexagon Head Cap Screw plays a specific role in the operation and maintenance of commercial trucks. It is utilized in various truck systems, including the engine, transmission, and chassis, to secure critical components. Its applications range from fastening engine covers to securing brackets and other structural elements. The screw’s design ensures that these components remain firmly in place, even under the harsh conditions encountered in commercial truck operations ².

Key Features

The 3335041 Hexagon Head Cap Screw boasts several key features that contribute to its functionality and durability. It is made from high-strength materials, ensuring it can withstand the significant stresses and vibrations experienced in truck applications. The screw features a specific thread type that provides a secure fit, minimizing the risk of loosening over time. Its hexagonal head design allows for easy installation and removal using standard tools, enhancing efficiency during maintenance procedures ³.

Benefits

Using the 3335041 Hexagon Head Cap Screw offers several benefits. The screw provides enhanced security for fastened components, reducing the risk of failure due to loosening. Its design allows for ease of installation, saving time during maintenance operations. Additionally, the screw’s resistance to loosening over time ensures long-term reliability, contributing to the overall performance and safety of commercial trucks ⁴.

Installation and Usage

Proper installation of the 3335041 Hexagon Head Cap Screw is crucial for ensuring its effectiveness. It is recommended to use the appropriate torque specifications provided by the manufacturer to achieve the correct tension without over-tightening, which could damage the screw or the components being fastened. Standard wrenches or sockets are typically used for installation, ensuring that the screw is securely fastened.

Troubleshooting and Maintenance

Common issues with the 3335041 Hexagon Head Cap Screw, such as loosening or corrosion, can be addressed through regular maintenance. Inspecting the screw for signs of wear or damage and replacing it as necessary can prevent failures. Additionally, applying an anti-seize compound can help protect the screw from corrosion, enhancing its longevity and performance.

Cummins: Manufacturer 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 demanding requirements of commercial vehicle applications. Cummins’ reputation for reliability and performance makes its products, including the 3335041 Hexagon Head Cap Screw, a preferred choice for truck manufacturers and maintenance professionals.

Compatibility with Cummins Engines

The Cummins Hexagon Head Cap Screw part number 3335041 is a versatile component designed to fit a variety of Cummins engines. This screw is commonly used in engine assembly and maintenance due to its robust design and reliable performance. Below is a detailed overview of its compatibility with various Cummins engines:

G-Series Engines

• G5.9
• G5.9 CM558
• G8.3
• G8.3 CM558
• G855 CM558
• GTA855 CM558 (CM2358) G101

ISM and ISM11 Engines

• ISM CM570
• ISM CM570/870
• ISM11 CM876 SN

L-Series Engines

• L10 CELECT
• L10 GAS
• L10 MECHANICAL

M-Series Engines

• M11 CELECT PLUS
• M11 MECHANICAL

N14 and QSK Engines

• N14 G
• NH/NT 855
• QSK38 CM2150 MCRS
• QSK50 CM2150 MCRS
• QSK50 CM2350 K108
• QSK60 G CM2358 K110
• QSM11 CM570

The 3335041 Hexagon Head Cap Screw is a critical component in the assembly and maintenance of these Cummins engines, providing the necessary strength and reliability for various applications.

Role of Part 3335041 in Engine Systems

The 3335041 Hexagon Head Cap Screw is integral to the secure assembly and operation of various engine components. Its application spans across multiple systems, ensuring the integrity and efficiency of the engine.

Compressor and Turbocharger Systems

In the compressor and turbocharger systems, the Hexagon Head Cap Screw is used to fasten the compressor cover to the compressor body. This secure attachment is vital for maintaining the airtight seal necessary for efficient compression of air. Additionally, it is employed in the turbocharger sub-assembly and mounting, ensuring that the turbocharger is firmly attached to the engine, which is essential for the turbocharger’s performance and durability.

Engine Cooling System

Within the engine cooling system, the Hexagon Head Cap Screw plays a significant role in the assembly of the radiator and heat exchanger. It is used to secure the radiator to its mounting brackets and to fasten the heat exchanger components together. This ensures that the cooling system maintains its structural integrity under the thermal stresses of engine operation.

Oil System Components

The Hexagon Head Cap Screw is also pivotal in the oil system, particularly in the oil filler assembly and oil supply plumbing. It secures the oil filler cap to the cylinder block, ensuring a leak-proof seal for the oil fill process. In the oil supply plumbing, it is used to connect various components, such as the full flow oil filter and the oil bypass filter, ensuring a secure and leak-free oil circulation path.

Air and Exhaust Systems

In the air and exhaust systems, the Hexagon Head Cap Screw is utilized in the arrangement of air connection components and the secure attachment of the exhaust outlet to the engine. This ensures that the air intake and exhaust systems are properly sealed and aligned, contributing to the engine’s performance and emission control.

Electrical and Control Systems

The screw is also found in the electronic governor and wiring harness, where it secures the electronic components and wiring to their respective mounts. This ensures the reliability and safety of the engine’s electronic control systems.

Additional Applications

Further applications of the Hexagon Head Cap Screw include securing the cabin heater to its mounting, ensuring the flexible coupling between the pump and the engine is maintained, and fastening the performance parts AFC to the engine. Its use in these areas highlights its versatility and importance in maintaining the structural and functional integrity of various engine systems.

Conclusion

The 3335041 Hexagon Head Cap Screw is a critical component in the assembly and maintenance of Cummins engines, providing the necessary strength and reliability for various applications. Its robust design, ease of installation, and resistance to loosening make it an essential part in ensuring the secure assembly of engine components across multiple systems.