3092930
Twelve Point Cap Screw
Cummins®

The Twelve Point Cap Screw, part number 3092930, is a component manufactured by Cummins, a well-established name in the automotive industry, particularly in the realm of heavy-duty trucks. This screw is integral to the assembly and operation of commercial trucks, ensuring the secure fastening of various components. Its design and material composition are tailored to meet the demanding requirements of heavy-duty applications ¹.

Basic Concepts of Twelve Point Cap Screws

A Twelve Point Cap Screw is a type of fastener characterized by its twelve-sided head, which provides a larger contact area compared to traditional six-point designs. This design allows for more torque to be applied without the risk of rounding off the edges, which is a common issue with six-point fasteners. The twelve-point design also facilitates easier and more precise alignment during installation, reducing the likelihood of cross-threading ².

Purpose and Role in Truck Operation

The 3092930 Twelve Point Cap Screw plays a significant role in the assembly and functionality of various truck components. It is used to secure critical parts, ensuring they remain firmly in place under the stress and vibrations encountered during operation. This fastener contributes to the structural integrity and safety of the truck by maintaining the proper alignment and connection of components ³.

Key Features

The 3092930 Twelve Point Cap Screw is crafted from high-strength materials, typically alloy steel, to withstand the rigors of heavy-duty use. It features a fine thread, which provides a tighter grip and reduces the risk of loosening over time. Additionally, the screw may be treated with a special coating to enhance corrosion resistance, ensuring longevity in various environmental conditions. The design includes a hex socket in the head, allowing for easy installation and removal using a socket wrench.

Benefits

The benefits of the 3092930 Twelve Point Cap Screw include improved torque application, resistance to stripping, and enhanced security in fastening applications. Its design allows for greater torque to be applied without damaging the screw head, which is particularly beneficial in high-stress applications. The resistance to stripping ensures that the screw maintains its integrity over time, reducing the need for frequent replacements. Additionally, the secure fastening provided by this screw contributes to the overall reliability and safety of the truck.

Installation Guidelines

Proper installation of the 3092930 Twelve Point Cap Screw involves several best practices to ensure secure and effective fastening. Begin by cleaning the threads and surrounding area to remove any debris or contaminants. Use a torque wrench to apply the recommended torque specification, ensuring the screw is tightened to the manufacturer’s guidelines. Avoid over-tightening, as this can lead to thread damage or stripping. Finally, periodically check the screw for tightness, especially after the truck has been subjected to heavy use or harsh conditions.

Troubleshooting and Maintenance

Common issues with Twelve Point Cap Screws include loosening over time and corrosion. To address loosening, ensure that the screw is tightened to the proper torque specification and consider using a thread locker to enhance security. Corrosion can be mitigated by applying a protective coating or using screws made from corrosion-resistant materials. Regular maintenance, including inspection and re-tightening as necessary, will help prolong the life of the fastener and ensure continued reliable performance.

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 reputation for quality and innovation in the automotive industry. The company’s commitment to excellence is evident in its wide range of products, which are designed to meet the demanding requirements of various applications, including heavy-duty trucks. Cummins’ focus on quality and customer satisfaction ensures that its components, like the 3092930 Twelve Point Cap Screw, are reliable and perform well under challenging conditions.

Twelve Point Cap Screw 3092930 in Cummins Engines

The Twelve Point Cap Screw 3092930, manufactured by Cummins, is a critical component in several of their engine models. This screw is integral to the assembly and maintenance of the engines, ensuring secure fastening and stability.

QST30 CM2350 T101 and QST30 CM552

In the QST30 CM2350 T101 and QST30 CM552 engines, the Twelve Point Cap Screw 3092930 is utilized in various applications. Its design, featuring twelve points of contact, provides a robust and reliable grip, which is essential for maintaining the integrity of engine components under operational stress.

The screw’s application in these engines includes securing various parts, such as engine mounts, brackets, and other structural components. Its use ensures that these parts remain firmly in place, contributing to the overall performance and longevity of the engine.

The precision engineering of the Twelve Point Cap Screw 3092930 aligns with Cummins’ commitment to quality and durability, making it a preferred choice for critical fastening tasks in these engine models.

Part 3092930 Twelve Point Cap Screw Component Usage

The part 3092930 Twelve Point Cap Screw is integral to the secure assembly and reliable operation of various engine components. Its primary function is to provide a robust fastening mechanism that ensures components remain firmly in place under the demanding conditions of engine operation.

In the context of the arrangement of engine components, the Twelve Point Cap Screw is often used to fasten brackets, mounts, and other structural elements that support the engine and its accessories. This secure attachment is essential for maintaining the precise alignment and spacing required for optimal engine performance.

When it comes to the vibration damper and damper components, the Twelve Point Cap Screw plays a significant role in attaching these elements to the engine. Vibration dampers are designed to absorb and reduce the vibrations generated by the engine, thereby protecting other components from excessive wear and ensuring smoother operation. The secure fastening provided by the Twelve Point Cap Screw is vital for the effective functioning of these dampers, as any loosening could lead to increased vibrations and potential damage.

Similarly, in the attachment of the vibration components, the Twelve Point Cap Screw ensures that these parts remain firmly connected to the engine. This is particularly important in high-vibration environments, where the integrity of the fastening can directly impact the longevity and performance of the engine.

Overall, the part 3092930 Twelve Point Cap Screw is a fundamental component in the secure and reliable assembly of various engine systems, contributing to the stability and efficiency of engine operation.

Conclusion

The 3092930 Twelve Point Cap Screw is a critical component in the assembly and operation of heavy-duty trucks and engines. Its unique design, high-strength materials, and precise engineering make it an essential part for ensuring the secure fastening and stability of various components. Proper installation, maintenance, and understanding of its role contribute to the overall reliability and safety of the vehicle.