4941166
Roll Pin
Cummins®

The 4941166 Roll Pin Fastener, a component manufactured by Cummins, is integral to the commercial truck industry. This fastener ensures the reliable operation of various truck components, reflecting Cummins’ reputation for producing high-quality parts that enhance the efficiency and durability of commercial vehicles ¹.

Basic Concepts of Roll Pin Fasteners

Roll pin fasteners are cylindrical pins with ridges along their length, designed to align and secure components within mechanical assemblies. They are inserted into pre-drilled holes, where the ridges expand to create a tight fit, preventing movement between parts. These fasteners are ideal for applications requiring precise alignment and secure fastening without additional hardware like nuts or bolts ².

Purpose of the 4941166 Roll Pin Fastener

This Cummins part serves a specific function within truck operations, particularly in the engine or other components where secure fastening and alignment are necessary. By holding parts in place, it contributes to the smooth operation and longevity of the truck’s mechanical systems.

Key Features

The 4941166 is characterized by its material composition, typically high-strength steel, ensuring durability under stress. Its design includes ridges that expand upon insertion into a hole, providing a secure fit. This fastener may also feature specific diameters or lengths tailored to its application, ensuring optimal performance ³.

Benefits

Utilizing this part offers several advantages. Its durable material composition ensures long-lasting performance, while its design contributes to the reliability of the truck’s components. The fastener’s ability to provide a secure fit without additional hardware can also enhance the overall efficiency of the mechanical assembly it is part of.

Installation Process

Installing the 4941166 requires careful attention to ensure proper fit and function. The process involves selecting the correct size fastener for the application, preparing the hole by ensuring it is clean and free of debris, and using a press or similar tool to insert the fastener. It is important to follow manufacturer guidelines to avoid damage to the fastener or surrounding components.

Common Applications

Within commercial trucks, the 4941166 is typically applied in components or systems where secure fastening and alignment are crucial. This may include engine components, transmission parts, or other mechanical assemblies where precise fitting is required for optimal performance.

Troubleshooting and Maintenance

Identifying and resolving issues related to the 4941166 involves checking for signs of wear or damage, such as misalignment or looseness, which may indicate the need for replacement. Routine maintenance practices, including regular inspections and ensuring the fastener remains securely in place, can help maintain its performance and longevity.

Cummins Overview

Cummins Inc. is a leading manufacturer in the commercial truck industry, with a history of innovation and quality. The company offers a wide range of products, including engines, filtration systems, and aftermarket parts, all designed to enhance the performance and reliability of commercial vehicles. Cummins’ reputation for quality and durability makes it a preferred choice among truck manufacturers and operators ⁴.

Cummins Roll Pin Fastener 4941166 in Engine Applications

The Cummins Roll Pin Fastener 4941166 is a critical component in various engine configurations, ensuring secure and reliable assembly of engine parts. This part is integral to the structural integrity and operational efficiency of the engines it is used in.

QSB3.3 CM2150 Engines

In the QSB3.3 CM2150 engines, the Roll Pin Fastener 4941166 plays a pivotal role in maintaining the alignment and stability of several engine components. Its design allows for precise positioning and secure fastening, which is essential for the engine’s performance and longevity. This part is typically used in areas where high precision and durability are required, such as in the engine’s internal linkage systems and mounting brackets.

The Roll Pin Fastener 4941166 is engineered to withstand the rigorous demands of engine operation, including high temperatures, pressures, and mechanical stresses. Its robust construction ensures that it can maintain its integrity over extended periods, contributing to the overall reliability of the QSB3.3 CM2150 engines.

By integrating this component into the engine design, Cummins ensures that the QSB3.3 CM2150 engines can operate efficiently and reliably, meeting the needs of various industrial and commercial applications.

Role of Part 4941166 Roll Pin Fastener in Plumbing and Fuel Systems

Plumbing Systems

In plumbing systems, the 4941166 Roll Pin Fastener is instrumental in securing various components together, ensuring a tight and reliable seal. It is commonly used in the assembly of pipe fittings, where it helps to maintain the integrity of the connection between pipes and fittings. This is particularly important in high-pressure systems where any leakage can lead to significant issues. The fastener ensures that the connection remains stable under varying pressure conditions, contributing to the overall efficiency and safety of the plumbing system.

Fuel Systems

Within fuel systems, the 4941166 Roll Pin Fastener plays a significant role in the secure attachment of fuel lines and injectors. It is often employed in the connection between fuel rails and injectors, where it helps to maintain a consistent fuel delivery pressure. The fastener ensures that the fuel lines remain firmly in place, preventing any potential leaks that could arise from vibrations or movement. This is essential for maintaining the performance and reliability of the fuel system, ensuring that the engine receives a consistent supply of fuel under all operating conditions.

Conclusion

The 4941166 Roll Pin Fastener is a vital component in the commercial truck industry, offering durable, reliable fastening solutions for various applications. Its role in ensuring the secure and precise alignment of components within engines, plumbing, and fuel systems underscores its importance in maintaining the efficiency and reliability of commercial vehicles.