4913825
Needle Bearing
Cummins®

Introduction

The Cummins 4913825 Needle Bearing is a specialized component designed for use in commercial trucks. It plays a role in facilitating smooth operation and efficient performance within the truck’s mechanical systems. Understanding its purpose and significance is key to maintaining the overall health and reliability of commercial vehicles.

Basic Concepts of Needle Bearings

Needle bearings are a type of rolling-element bearing that utilize elongated rollers, known as needles, to support and reduce friction between moving parts ¹. These bearings are particularly effective in applications where space is limited, yet high load capacities are required. They function by allowing one surface to roll over another with minimal resistance, thereby enhancing the efficiency and longevity of mechanical systems.

Role of the 4913825 Needle Bearing in Truck Operation

This part plays a specific role in the operation of commercial trucks by supporting various systems and components. It is integral to the functioning of the truck’s transmission and differential, where it helps to manage the rotational forces and ensure smooth power transfer from the engine to the wheels. This bearing’s design allows it to handle significant loads and operate under high-stress conditions, contributing to the truck’s overall performance and durability.

Key Features of the 4913825 Needle Bearing

The 4913825 Needle Bearing is characterized by its robust design and the use of high-quality materials. It features precision-engineered needle rollers and races that are crafted from durable alloys, ensuring longevity and reliable performance. The bearing’s compact design allows for efficient use of space within the truck’s mechanical systems, while its construction enhances load-carrying capacity and resistance to wear.

Benefits of Using the 4913825 Needle Bearing

Incorporating this Cummins part into truck operations offers several advantages. Its design contributes to improved efficiency by reducing friction and wear on moving parts. The bearing’s durability ensures long-term reliability, minimizing the need for frequent replacements. Additionally, its robust construction supports enhanced performance under demanding conditions, making it a valuable component for commercial truck applications.

Installation Considerations

Proper installation of the 4913825 Needle Bearing is crucial for ensuring its optimal performance and longevity. Guidelines recommend careful handling to avoid damage to the bearing surfaces. It is important to ensure a proper fit within the truck’s mechanical system, following manufacturer specifications for clearances and alignment. Attention to these details during installation helps maintain the bearing’s efficiency and reliability.

Maintenance and Troubleshooting

Regular maintenance of the 4913825 Needle Bearing is essential for preserving its performance and extending its service life. This includes periodic inspections for signs of wear or damage, ensuring that the bearing remains clean and free from contaminants. Lubrication is also a critical aspect of maintenance, with the use of appropriate lubricants to reduce friction and protect against wear ². Troubleshooting common issues, such as unusual noises or vibrations, can help identify potential problems early, allowing for timely intervention.

Performance Under Various Conditions

The 4913825 Needle Bearing is designed to perform reliably under a range of operating conditions. It can handle varying loads and speeds, adapting to the demands of commercial truck operations. Its performance is also resilient to environmental factors, such as temperature fluctuations and exposure to elements, ensuring consistent operation in diverse settings.

About Cummins

Cummins Inc. is a renowned manufacturer with a long-standing reputation in the industry for producing high-quality truck components. The company’s commitment to innovation and excellence is reflected in its wide range of products, including the 4913825 Needle Bearing. Cummins’ focus on quality and performance ensures that its components meet the rigorous demands of commercial truck applications, contributing to the efficiency and reliability of these vehicles.

Cummins Needle Bearing 4913825 Compatibility

The Cummins needle bearing part number 4913825 is a component designed to fit seamlessly within various engine models. This bearing is engineered to provide smooth and reliable operation, ensuring the longevity and efficiency of the engine.

NH/NT 855 Engines

The NH/NT 855 engines benefit from the precision and durability of the 4913825 needle bearing. This part is integral to the engine’s internal mechanisms, providing the necessary support and reducing friction between moving parts.

QSNT14 CM876 N102 Engines

Similarly, the QSNT14 CM876 N102 engines are equipped with the 4913825 needle bearing, which plays a role in maintaining the engine’s performance. This bearing is designed to withstand the rigors of continuous operation, ensuring that the engine runs smoothly and efficiently.

Grouping of Engines

The 4913825 needle bearing is compatible with both the NH/NT 855 and QSNT14 CM876 N102 engines, making it a versatile component for these engine models. Its design and specifications are tailored to meet the specific needs of these engines, ensuring optimal performance and reliability.

Role of Part 4913825 Needle Bearing in Engine Systems

In the context of engine systems, the 4913825 Needle Bearing is instrumental in ensuring smooth operation and efficiency of various components.

Drive System

Within the drive system, the 4913825 Needle Bearing facilitates the transfer of power from the engine to other mechanical components. It minimizes friction between moving parts, which is essential for maintaining the integrity and performance of the drive mechanism. This bearing allows for efficient power transmission, reducing wear and tear on the drive components and contributing to the overall longevity of the system.

Fan Assembly

In the fan assembly, the 4913825 Needle Bearing plays a significant role in the rotational movement of the fan blades. It supports the fan shaft, enabling it to spin with minimal resistance. This is particularly important in maintaining the fan’s efficiency in cooling the engine. The bearing’s ability to handle high rotational speeds and loads ensures that the fan operates smoothly, providing consistent airflow to regulate engine temperature.

Fan Hub

The fan hub, which connects the fan blades to the drive mechanism, also benefits from the integration of the 4913825 Needle Bearing. By providing a low-friction interface, the bearing allows the hub to rotate freely. This is vital for the uniform distribution of airflow across the fan blades, enhancing the cooling efficiency of the engine. The bearing’s precision engineering ensures that the fan hub remains aligned and operates without undue stress, contributing to the reliability of the cooling system.

Conclusion

The Cummins 4913825 Needle Bearing is a critical component in the operation of commercial trucks and engines, offering durability, efficiency, and reliability. Its precise engineering and robust design make it suitable for a variety of demanding applications, ensuring the smooth and efficient operation of mechanical systems. Proper installation, maintenance, and understanding of its role within these systems are essential for maximizing the benefits of this bearing.