3081735
Hexagon Head Cap Screw
Cummins®

The Cummins Part #3081735 Hexagon Head Cap Screw is a specialized fastener designed for use in heavy-duty trucks. It serves a vital role in securing various components within the vehicle, contributing to the overall integrity and reliability of the truck. This screw is engineered to withstand the demanding conditions encountered in heavy-duty applications, ensuring that critical parts remain firmly in place.

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 design of the cap screw provides a larger bearing surface compared to other screw types, which enhances its ability to distribute load and resist loosening under vibration. Cap screws are widely used across various industries for their robustness and reliability in fastening applications ¹.

Purpose and Role in Truck Operation

This Cummins part plays a specific role in the operation and maintenance of heavy-duty trucks. It is utilized in areas where secure fastening is required to ensure the structural integrity and functionality of the truck. Common application areas include engine components, chassis parts, and other critical assemblies where vibration and stress are prevalent ².

Key Features

The 3081735 features several key attributes that enhance its performance and durability. It is composed of high-strength materials, typically alloy steel, which provides excellent tensile strength. The screw has a coarse thread type, which allows for quick and secure fastening. Its hexagonal head design ensures easy and efficient tightening. Additionally, the screw may have special coatings or treatments, such as zinc plating, to improve corrosion resistance and longevity ³.

Benefits

Using the 3081735 offers several advantages. The high-strength material and coarse thread contribute to improved fastening strength, ensuring that components remain securely attached. The design and potential coatings enhance resistance to vibration loosening, which is crucial in the dynamic environment of a heavy-duty truck. Furthermore, the screw’s durability ensures longevity even in harsh operating conditions, reducing the need for frequent replacements ⁴.

Installation Guidelines

Proper installation of this Cummins part is crucial for achieving secure and lasting fastening. Follow these step-by-step guidelines:

1. Ensure the mating surfaces are clean and free of debris.
2. Align the screw with the designated hole.
3. Use the appropriate wrench or socket to tighten the screw.
4. Apply the recommended torque specifications to avoid over-tightening or under-tightening.
5. Double-check the fastening to ensure it is secure.

Troubleshooting and Maintenance

Common issues with Hexagon Head Cap Screws include loosening due to vibration and corrosion. To troubleshoot these problems, regularly inspect the screws for signs of wear or damage. If corrosion is present, consider replacing the screw with a coated variant to prevent further issues. Maintenance tips include keeping the screws and surrounding areas clean and applying a thread locker if necessary to enhance fastening security.

Safety Considerations

When working with Hexagon Head Cap Screws, it is important to follow safety practices to prevent injuries and ensure proper handling. Use personal protective equipment (PPE) such as gloves and safety glasses. Store screws in a dry, organized environment to prevent rust and damage. Always use the correct tools to avoid stripping the screw head or causing other damage.

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 is committed to quality and innovation in the automotive industry. The company’s extensive product range includes engines, powertrains, and related components, all designed to meet the rigorous demands of heavy-duty applications.

Cummins Hexagon Head Cap Screw 3081735 in Engine Applications

The Cummins Hexagon Head Cap Screw part number 3081735 is a critical component in several of Cummins’ engine models. This screw is designed for high-strength applications, ensuring secure fastening in environments that demand reliability and durability. Below is a detailed description of how this part integrates with various Cummins engines.

K38 and K50 Engines

The K38 and K50 engines are part of Cummins’ K Series, known for their robust design and efficiency. The Hexagon Head Cap Screw 3081735 is utilized in these engines to secure various components, ensuring that parts remain tightly fastened under operational stresses. This screw is particularly important in areas where vibration and high torque are common, providing a reliable connection that maintains integrity over time.

QSK19 CM500 and QSK19G Engines

In the QSK19 CM500 and QSK19G engines, the Hexagon Head Cap Screw 3081735 is employed in several critical applications. These engines are designed for heavy-duty use, and the screw’s high-strength properties make it ideal for securing components that are exposed to significant mechanical stress. The screw’s design ensures that it can withstand the demanding conditions of these engines, contributing to overall reliability and performance.

QSK38 CM2150 MCRS and QSK38 CM850 MCRS Engines

The QSK38 CM2150 MCRS and QSK38 CM850 MCRS engines are part of Cummins’ QSK Series, which is known for its high power output and efficiency. The Hexagon Head Cap Screw 3081735 is used in these engines to fasten components that require a strong and secure connection. Its use in these engines ensures that parts remain tightly fastened, even under the extreme conditions these engines operate in.

QSK50 CM2150 K107, QSK50 CM2150 MCRS, and QSK50 CM2350 K108 Engines

The QSK50 CM2150 K107, QSK50 CM2150 MCRS, and QSK50 CM2350 K108 engines are also part of the QSK Series, designed for high-performance applications. The Hexagon Head Cap Screw 3081735 is integral to these engines, providing a reliable fastening solution for components that are critical to engine operation. Its use in these engines ensures that parts remain securely fastened, contributing to the overall durability and performance of the engines.

Role of Part 3081735 Hexagon Head Cap Screw in Engine Systems

The part 3081735 Hexagon Head Cap Screw is integral in securing various components within engine systems, ensuring stability and proper function. It is utilized in the actuator mounting to firmly attach the actuator to the engine, allowing for precise control of engine functions. In the aftercooler arrangement, this screw plays a role in securing the aftercooler to the engine, facilitating efficient cooling of compressed air.

Within the oil fill arrangement, the screw is used to secure components that manage oil levels, ensuring consistent lubrication. In the turbocharger breather and crankcase breather systems, it helps in attaching breather components, which are essential for releasing pressure and maintaining a clean engine environment.

The breather mounting kit often incorporates this screw to ensure all breather components are securely fastened. In the cense upfit and linkage governor control module, it is employed to maintain the integrity of connections, allowing for accurate engine control.

For the engine control monitor and electronic engine mounting, the screw ensures that sensitive electronic components are firmly in place, preventing any movement that could affect performance. In the aftercooler mounting and engine monitor mounting, it contributes to the secure attachment of these components, ensuring they function correctly.

In the intake manifold mounting, the screw is vital for securing the manifold to the engine, which is essential for proper air intake. Additionally, in the mounting breather, cense harness, right bank breather mounting, right bank crankcase breather, and right bank crankcase breather mounting, it ensures all these components are correctly and securely attached, contributing to the overall efficiency and reliability of the engine system.

Conclusion

The Cummins Part #3081735 Hexagon Head Cap Screw is a critical component in the maintenance and operation of heavy-duty trucks and engines. Its robust design, high-strength materials, and efficient fastening capabilities make it an essential part for ensuring the reliability and durability of various engine components. Proper installation, regular maintenance, and adherence to safety practices are vital for maximizing the performance and longevity of this screw in demanding applications.