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China Hot selling Auto Parts Tapered Bearings Conveyor Radial Ring Magnet Special Cylindrical Roller Bearings with Best Sales

Product Description

N NU NUP NJ NF Series Engineering Machinery Parts Cylindrical Roller Bearing NU2232EM NU2334EM NU2336EM NU2338EM NU2340EM NU2344EM Roller Bearing NU2348EM  


All Standard and Non Standard
Structure Single row    
Double rows
Four rows
Precision Rating P0,P6,P5,P4,P2(ABEC1,ABEC3,ABEC5,ABEC7,ABEC9)
Clearance C2,C0,C3,C4,C5
Viberation Level V1,V2,V3,V4
Material GCr15/GCr15SiMn

Widely used in metallurgy, mining, petroleum, chemical, coal, cement, paper, 

windpower, heavy machinery, enginnering machinery, port machinery and other


Delivery time 1)3-5days for samples
Payment terms 1)30%TT in advance,70%balance has to be paid before first shipment.
2)100%LC at sight
3)Western Union
5)other payment terms depend on our discussion






Cylindrical Roller Bearing





d (mm)



Chrome steel 

D (mm)




B (mm)


Precision rate

P0, P6, P5, or as requested



 Applicable Industries    Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops,

Company Profile


Packaging & Shipping

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Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
US$ 10/Piece
1 Piece(Min.Order)

Request Sample



Customized Request

radial bearing

What are the key advantages of using radial bearings in various industrial applications?

Radial bearings offer several key advantages that make them highly advantageous for various industrial applications. These advantages contribute to improved performance, reliability, and efficiency in machinery and equipment. Here are the key advantages of using radial bearings:

1. Load Support:

Radial bearings provide excellent load support, distributing and carrying radial loads in machinery and equipment. They are designed to handle the weight of rotating components, belts, pulleys, and other radial forces. By effectively supporting the loads, radial bearings minimize stress on the rotating components, ensuring smooth operation and preventing premature wear or damage.

2. Friction Reduction:

Radial bearings are designed to minimize friction between the rolling elements and raceways, resulting in reduced energy loss and improved efficiency. The rolling action of the elements reduces sliding friction, allowing machinery to operate with less resistance and lower power consumption. By reducing friction, radial bearings help optimize the performance of industrial applications, leading to increased productivity and energy savings.

3. Smooth Operation:

With their ability to facilitate smooth rotation, radial bearings contribute to smooth and precise operation in industrial applications. The rolling elements, such as balls or rollers, enable low-friction motion, ensuring that rotating shafts or assemblies move with minimal vibrations or jerks. This smooth operation enhances the overall performance, accuracy, and reliability of machinery and equipment.

4. Noise and Vibration Reduction:

Radial bearings play a crucial role in reducing noise and vibration in industrial applications. The rolling elements and bearing structure absorb and dampen vibrations generated during operation, minimizing their transmission to other components. By reducing noise and vibration, radial bearings contribute to a quieter and more comfortable working environment, as well as extending the lifespan of the equipment by reducing the risk of damage caused by excessive vibrations.

5. Versatility and Adaptability:

Radial bearings are highly versatile and adaptable to a wide range of industrial applications. They are available in various sizes, designs, and materials, allowing engineers to select the most suitable bearing for specific operating conditions and requirements. Radial bearings can withstand different speeds, temperature ranges, and environmental conditions, making them well-suited for diverse industrial applications across various industries.

6. Compact Design:

Radial bearings enable compact and space-efficient designs in industrial machinery and equipment. Their ability to support loads and facilitate smooth rotation allows engineers to design systems with smaller dimensions, reduced weight, and tighter tolerances. This compact design feature is particularly crucial in applications where space constraints or weight considerations are significant factors.

7. Longevity and Reliability:

Radial bearings are engineered to provide long service life and reliable performance in demanding industrial environments. They are designed with high-quality materials and advanced manufacturing techniques to withstand heavy loads, high speeds, and harsh operating conditions. Radial bearings undergo rigorous testing and quality control measures to ensure their durability and reliability, minimizing downtime and maintenance costs in industrial applications.

8. Cost-Effectiveness:

Radial bearings offer cost-effectiveness in industrial applications. Their ability to reduce friction, minimize power loss, and provide reliable performance contributes to improved energy efficiency and reduced operating costs. Additionally, the long service life and low maintenance requirements of radial bearings contribute to overall cost savings over the lifespan of the machinery or equipment.

In summary, the key advantages of using radial bearings in various industrial applications include load support, friction reduction, smooth operation, noise and vibration reduction, versatility, compact design, longevity and reliability, and cost-effectiveness. These advantages make radial bearings an essential component for enhancing performance, efficiency, and reliability in industrial machinery and equipment.

radial bearing

What are the potential challenges or limitations of using radial bearings in specific applications?

Radial bearings, like any other mechanical component, have certain challenges and limitations that should be considered when selecting and using them in specific applications. Understanding these potential limitations is crucial for ensuring the optimal performance and reliability of radial bearings. Here’s a detailed explanation of the potential challenges or limitations of using radial bearings:

1. Load Capacity:

Radial bearings have a specific load capacity, which is determined by their design, size, and material. Exceeding the load capacity can lead to premature wear, excessive heat generation, and ultimately bearing failure. It is important to accurately calculate and apply the appropriate load conditions to ensure that the radial bearing can handle the expected loads in the specific application. In high-load applications, alternative bearing types, such as thrust bearings or angular contact bearings, may be more suitable.

2. Speed Limitations:

Radial bearings have speed limitations that are determined by factors such as bearing size, design, lubrication, and operating conditions. Operating at speeds beyond the recommended limits can result in increased friction, heat generation, and potential bearing failure. It is important to consider the rotational speed requirements of the application and select bearings that can operate within the specified speed range. In high-speed applications, specialized high-speed bearings or alternative bearing types may be necessary.

3. Temperature Constraints:

The operating temperature range of radial bearings should be taken into account when selecting them for specific applications. Excessive temperatures can cause changes in bearing dimensions, material degradation, lubrication breakdown, and reduced bearing life. High-temperature applications may require bearings with heat-resistant materials or additional cooling measures, while low-temperature applications may require special lubricants that can withstand cold environments.

4. Environmental Factors:

Radial bearings can be affected by environmental factors such as moisture, dust, chemicals, and corrosive substances. These factors can accelerate wear, corrosion, and contamination, leading to reduced bearing performance and premature failure. It is important to assess the operating environment and select appropriate sealing solutions, protective coatings, or bearing materials that can withstand the specific environmental conditions.

5. Misalignment:

Radial bearings require proper alignment to function optimally. Misalignment can result in increased stresses, uneven load distribution, and accelerated wear. It is crucial to ensure accurate alignment during installation and consider the potential misalignment factors in the application design. In some cases, self-aligning bearings or specialized bearing arrangements may be necessary to accommodate misalignment.

6. Maintenance Requirements:

Radial bearings require regular maintenance to ensure their optimal performance and longevity. This includes proper lubrication, periodic inspections, and timely replacement of worn or damaged components. In applications where maintenance is challenging or access is limited, alternative bearing types or maintenance-free bearing solutions may be more suitable.

7. Cost Considerations:

The cost of radial bearings can vary depending on factors such as bearing type, size, quality, and manufacturer. In some cases, specialized bearings designed for specific applications may be more expensive. It is important to balance the performance requirements with the available budget to select bearings that provide the desired level of performance and reliability at a reasonable cost.

8. Application-Specific Considerations:

Each application may have unique requirements, challenges, or limitations that should be taken into account when selecting radial bearings. Factors such as vibration, shock loads, space constraints, noise tolerance, and regulatory compliance may influence the choice of bearings. It is important to consider these application-specific factors and consult with bearing manufacturers or industry experts to ensure the selected bearings can meet the specific requirements.

By considering these potential challenges and limitations, it is possible to make informed decisions regarding the selection, implementation, and maintenance of radial bearings in specific applications. Proper assessment of load capacity, speed limitations, temperature constraints, environmental factors, alignment, maintenance requirements, cost considerations, and application-specific factors can help optimize the performance and reliability of radial bearings in various industrial and mechanical systems.

radial bearing

What is the role of cage design and materials in radial bearing performance and durability?

The cage design and materials used in radial bearings play a crucial role in their performance and durability. The cage, also known as the bearing retainer or separator, holds the rolling elements (such as balls or rollers) in position relative to each other. It serves multiple functions that directly impact the overall performance and longevity of the bearing. Here’s a detailed explanation of the role of cage design and materials in radial bearing performance and durability:

1. Positioning and Guidance:

The primary function of the cage is to position and guide the rolling elements within the bearing. It ensures proper spacing and alignment between the rolling elements, preventing them from coming into contact with each other. The cage helps maintain a uniform load distribution and prevents excessive friction or wear that can occur when the rolling elements are allowed to move freely. An effective cage design and material selection are essential for maintaining accurate positioning and guidance of the rolling elements, resulting in improved performance and durability of the bearing.

2. Friction and Heat Generation:

The cage design and materials significantly influence the friction and heat generation within the bearing. The cage should have low friction characteristics to minimize energy losses and prevent excessive heat buildup. A well-designed cage with appropriate materials can reduce contact friction between the rolling elements and the cage itself, resulting in lower operating temperatures and improved efficiency. Additionally, the cage should have good thermal conductivity to dissipate heat effectively, preventing thermal damage to the bearing components.

3. Lubricant Distribution:

The cage design plays a role in facilitating the distribution of lubricant within the bearing. It should allow for proper lubricant flow and distribution to ensure all bearing surfaces are adequately lubricated. Effective lubrication helps reduce friction, minimize wear, and prevent premature failure. The cage should have features or cutouts that allow lubricant to reach all contact points between the rolling elements and the raceways, ensuring optimal lubrication throughout the bearing’s service life.

4. Load Handling Capacity:

The cage design and materials contribute to the load handling capacity of the bearing. The cage should be rigid and strong enough to withstand the applied loads without deformation or failure. It should effectively distribute the load between the rolling elements, preventing excessive stress on individual components. The choice of cage material is crucial in determining its strength and load-carrying capability. Different materials, such as steel, brass, or synthetic polymers, offer varying levels of strength, rigidity, and resistance to wear and fatigue, allowing for optimal load handling capacity.

5. Noise and Vibration:

The cage design and materials can influence the generation of noise and vibration in the bearing. A well-designed cage with appropriate materials can help dampen vibrations and reduce noise levels during operation. The cage should have sufficient stiffness and damping properties to absorb and dissipate vibrations, minimizing their transmission to other parts of the machinery or equipment. This not only improves the overall performance and efficiency of the bearing but also enhances the comfort of operators and reduces the risk of damage caused by excessive vibrations.

6. Corrosion and Contamination Resistance:

The choice of cage material is crucial in determining its resistance to corrosion and contamination. Bearings operating in harsh environments or exposed to moisture, chemicals, or abrasive particles require cages made from corrosion-resistant materials. Common materials used for cage construction, such as stainless steel or synthetic polymers, offer excellent resistance to corrosion and contamination, enhancing the durability and reliability of the bearing in challenging operating conditions.

7. Maintenance and Service Life:

The cage design and materials can affect the maintenance requirements and service life of the bearing. A well-designed cage with high-quality materials can contribute to extended bearing life by reducing wear, preventing premature failure, and minimizing the need for frequent maintenance. Bearings with superior cage materials and designs often exhibit improved durability and longer service intervals, resulting in reduced downtime and lower maintenance costs.

When selecting a radial bearing, it is essential to consider the specific application requirements, operating conditions, and the type of loads it will be subjected to. The cage design and materials should be chosen based on these factors to ensure optimal performance, durability, and reliability of the bearing.

China Hot selling Auto Parts Tapered Bearings Conveyor Radial Ring Magnet Special Cylindrical Roller Bearings   with Best SalesChina Hot selling Auto Parts Tapered Bearings Conveyor Radial Ring Magnet Special Cylindrical Roller Bearings   with Best Sales
editor by CX 2024-03-24