3927063
Fracture Resistant Screw
Cummins®

Introduction

The Fracture Resistant Screw 3927063 is a specialized component designed for use in heavy-duty truck assemblies. Its purpose is to provide secure fastening in applications where standard screws might fail under stress. This screw plays a role in ensuring structural integrity and operational reliability within the truck’s components, contributing to the overall safety and performance of the vehicle ¹.

Basic Concepts of Fracture Resistant Screws

Fracture resistant screws are engineered to withstand higher levels of stress and strain compared to standard screws. They are designed with specific materials and geometries that enhance their resistance to breaking under load. These screws typically utilize materials such as high-strength steel alloys, which offer superior tensile strength and durability ². The principles behind their design include optimized thread profiles and heat treatment processes that increase their load-bearing capacity and resistance to fatigue.

Role of the 3927063 Fracture Resistant Screw in Truck Operation

The 3927063 screw is utilized in various critical applications within truck assemblies, such as securing engine components, transmission parts, and chassis elements. By providing a reliable fastening solution, it contributes to the overall functionality and safety of the vehicle. Its ability to maintain integrity under high stress ensures that truck components remain securely attached, which is vital for safe operation in demanding conditions ³.

Key Features

The 3927063 screw boasts several key features that enhance its performance and durability. Its design incorporates a robust thread profile that ensures a strong grip and resistance to loosening. The material composition, typically a high-strength steel alloy, provides excellent tensile strength and corrosion resistance. Additionally, the screw may feature a unique coating or treatment that further protects against environmental factors, ensuring longevity in harsh operating conditions.

Benefits

Using fracture resistant screws like the 3927063 in heavy-duty applications offers several advantages. These screws contribute to increased safety by maintaining secure fastenings under stress, which is crucial in preventing component failure. They also offer enhanced longevity, reducing the need for frequent replacements and maintenance. Furthermore, their reliability in demanding conditions ensures consistent performance, which is essential for the operational efficiency of heavy-duty trucks.

Troubleshooting and Maintenance

Common issues related to fracture resistant screws, such as corrosion or loosening, can be addressed through regular maintenance practices. Inspecting screws for signs of wear or damage and ensuring they are properly torqued can help maintain optimal performance. Additionally, applying protective coatings or lubricants can prevent corrosion and reduce friction, extending the lifespan of the screws.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including diesel and natural gas engines, as well as related technologies. With a history of innovation and a commitment to quality, Cummins has established itself as a trusted name in the automotive industry. The company’s expertise in engine and component design ensures that its products, like the 3927063 fracture resistant screw, meet the high standards required for heavy-duty applications.

Compatibility with Cummins Engines

The Fracture Resistant Screw 3927063, manufactured by Cummins, is a critical component designed to enhance the durability and reliability of various Cummins engine models. This screw is engineered to withstand the rigors of engine operation, providing a secure fastening solution that reduces the risk of failure due to fatigue or stress.

B Series Engines

• B4.5 RGT
• B5.6 CM2670 B152B
• B6.7 CM2350 B135B
• B6.7 CM2670 B153B
• B6.7 CM2670 B164C
• B6.7 G CMOH6.0 B125

These B series engines benefit from the enhanced security provided by the Fracture Resistant Screw 3927063, ensuring that critical components remain firmly in place under operational stresses.

ISB Series Engines

• ISB (Chrysler)
• ISB CM2150
• ISB CM550
• ISB CM850
• ISB/ISD4.5 CM2150 B119
• ISB/ISD6.7 CM2150 SN
• ISB5.9 CM2880 B110
• ISB5.9 CM2880 B140
• ISB5.9 CM2880 B149
• ISB6.7 CM2250
• ISB6.7 CM2350 B101
• ISB6.7 G CM2180 B118

The ISB series engines, known for their robust performance, utilize the Fracture Resistant Screw 3927063 to maintain structural integrity and operational efficiency. This screw is particularly important in these engines due to their demanding operational environments.

ISBE Series Engines

• ISBE CM2150
• ISBE CM800
• ISBE4 CM850

The ISBE series engines, designed for high-performance applications, also incorporate the Fracture Resistant Screw 3927063. This ensures that the engines can handle the stresses of heavy-duty operations while maintaining reliability.

ISD Series Engines

• ISD4.5 CM2220 D108

The ISD4.5 CM2220 D108 engine benefits from the durability of the Fracture Resistant Screw 3927063, providing a secure fastening solution that is essential for maintaining engine integrity.

ISF Series Engines

• ISF3.8 CM2220 AN

The ISF3.8 CM2220 AN engine uses the Fracture Resistant Screw 3927063 to ensure that all components are securely fastened, reducing the risk of failure and enhancing overall engine performance.

QSB Series Engines

• QSB4.5 CM2250 EC

The QSB4.5 CM2250 EC engine incorporates the Fracture Resistant Screw 3927063 to provide a reliable fastening solution that can withstand the operational stresses of this engine model.

Role of Part 3927063 Fracture Resistant Screw in Engine Systems

In the intricate assembly of engine systems, the part 3927063 Fracture Resistant Screw plays a significant role in ensuring the structural integrity and reliable operation of various components.

Camshaft and Cylinder Head Assembly

The camshaft, a pivotal component in the valve train mechanism, relies on precise mounting to the cylinder head. The 3927063 screw is employed to secure the camshaft in place, providing the necessary tension and alignment. This ensures smooth operation of the valve train, contributing to efficient engine performance. Similarly, in the cylinder head assembly, these screws are utilized to fasten the head to the engine block, maintaining the seal integrity and preventing any potential leaks.

Connecting Rod and Piston Mechanism

Within the long block, the connecting rod and piston assembly is fundamental to the engine’s power generation. The 3927063 screw is integral in securing the connecting rod to the crankshaft, ensuring that the rotational motion is efficiently transferred, thus optimizing engine performance.

Injector and Plumbing Integration

For fuel delivery systems, the injector and its plumbing are critical. The 3927063 screw is used to secure injectors in place, ensuring they are properly aligned and sealed. This is essential for maintaining fuel efficiency and reducing the risk of fuel leaks, which could compromise engine safety and performance.

Long Block and Spare Parts Kit Applications

In the context of a long block or a long block kit, the 3927063 screw is a common component included in spare parts kits. It is used across various points in the engine assembly to ensure all components are securely fastened. This not only aids in the initial assembly but also in maintenance and repair scenarios, where the reliability of fastening components is paramount.

Performance and Reliability

The use of the 3927063 Fracture Resistant Screw across these engine components underscores its importance in maintaining performance and reliability. Its fracture-resistant properties ensure that it can withstand the high stresses and vibrations inherent in engine operation, thereby contributing to the longevity and efficiency of the engine system.

Conclusion

The Fracture Resistant Screw 3927063 by Cummins is a critical component in ensuring the durability and reliability of heavy-duty truck assemblies and various Cummins engine models. Its design, featuring high-strength materials and optimized thread profiles, provides superior resistance to stress and fatigue. The screw’s applications across different engine components highlight its importance in maintaining structural integrity and operational efficiency. Regular maintenance and proper use of this part ensure consistent performance and safety in demanding conditions.