Product Description


Specification

The outer spherical ball bearing is actually a variant of the deep groove ball bearing, which is characterized in that the outer diameter outer surface of the outer ring is spherical, and can be fitted into the corresponding concave spherical surface of the bearing seat to serve as a centering function. The outer spherical bearing is mainly used to bear the radial and axial combined load mainly based on the radial load, and generally it is not suitable to bear the axial load alone.

Unit No. Dimension (mm) Bearing No. Housing No. Weight(kg)
d h a e b s g w B n
UCP201 12 30.2 127 96 38 19 15 62 31 12.7 UC201 P201 0.63
UCP202 15 30.2 127 96 38 19 15 62 31 12.7 UC202 P202 0.61
UCP203 17 30.2 127 96 38 19 15 62 31 12.7 UC203 P203 0.59
UCP204 20 33.3 127 96 38 19 15 65 31 12.7 UC204 P204 0.61
UCP205 25 36.5 140 105 38 19 16 70 34 14.3 UC205 P205 0.74
UCP206 30 42.9 165 121 48 21 18 83 38.1 15.9 UC206 P206 1.15
UCP207 35 47.6 167 126 48 21 19 92 42.9 17.5 UC207 P207 1.4
UCP208 40 49.2 184 136 54 21 19 98 49.2 19 UC208 P208 1.78
UCP209 45 54 190 146 54 21 20 106 49.2 19 UC209 P209 2
UCP210 50 57.2 206 159 60 25 22 112 51.6 19 UC210 P210 2.55
UCP211 55 63.5 219 171 60 25 22 126 55.6 22.2 UC211 P211 3.2
UCP212 60 69.8 241 184 70 25 25 137 65.1 25.4 UC212 P212 4.4
UCP213 65 76.2 265 203 70 29 27 150 65.1 25.4 UC213 P213 5.1
UCP214 70 79.4 266 210 72 31 27 156 74.6 30.2 UC214 P214 5.7
UCP215 75 82.6 275 217 74 31 28 163 77.8 33.3 UC215 P215 6.3
UCP216 80 88.9 292 232 78 31 30 175 82.6 33.3 UC216 P216 7.6
UCP217 85 95.2 310 247 83 31 32 187 85.7 34.1 UC217 P217 9.2
UCP218 90 101.6 327 262 88 33 34 2
Address: Mayan Industry Zone, Henghe Town, HangZhou, HangZhou, China

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Vibration: Z1V1, Z2V2, Z3V3, Z4V4
Tolerance: ABEC-1, ABEC-3, ABEC-5, ABEC-7
Stock: Rich
Aligning: Aligning Bearing
Separated: Separated
Rows Number: Single
Samples:
US$ 7/Piece
1 Piece(Min.Order)

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Customization:
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steel ball bearing

Can you provide guidance on the selection and sizing of steel ball bearings for specific applications?

Yes, I can provide guidance on the selection and sizing of steel ball bearings for specific applications. When choosing and sizing steel ball bearings, it is essential to consider various factors to ensure optimal performance and reliability. Here are some key considerations:

1. Load Requirements:

Determine the load requirements of your application, including the magnitude and direction of the loads. This information is crucial for selecting bearings with appropriate load capacities. Consider factors such as static loads, dynamic loads, impact loads, and axial or radial forces. Manufacturers provide load capacity ratings for different bearing types, and it is important to choose bearings that can handle the anticipated loads without excessive deflection or premature failure.

2. Speed and Operating Conditions:

Understand the speed and operating conditions of your application. Consider factors such as rotational speed, temperature, humidity, and the presence of contaminants or corrosive substances. High-speed applications may require bearings with lower friction and improved heat dissipation, while harsh environments may necessitate bearings with enhanced corrosion resistance or sealing capabilities. Select bearings that are designed to withstand the specific operating conditions of your application.

3. Shaft and Housing Dimensions:

Take into account the dimensions of the shaft and housing in which the bearings will be mounted. Bearings should be properly sized to match the shaft and housing diameters, ensuring a proper fit and alignment. Consider factors such as shaft tolerances, shaft hardness, and the type of fit required (e.g., clearance fit, interference fit). Manufacturers provide guidelines and calculation methods to determine the appropriate bearing size based on the shaft and housing dimensions.

4. Bearing Type and Configuration:

Choose the appropriate bearing type and configuration based on the specific requirements of your application. Common types of steel ball bearings include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and self-aligning ball bearings. Each type has its own design features and load-carrying capabilities. Additionally, consider factors such as the number and arrangement of balls, cage design, and the presence of seals or shields. These factors affect the bearing’s performance, speed capability, and ability to handle axial or radial loads.

5. Lubrication and Maintenance:

Consider the lubrication requirements and maintenance considerations of the bearings. Proper lubrication is essential for reducing friction, preventing wear, and extending the bearing’s service life. Determine the lubrication method (grease or oil), the required lubricant type, and the re-lubrication intervals. Some applications may require bearings with built-in lubrication systems or special lubrication features. Additionally, consider the accessibility for maintenance and the ease of bearing replacement, particularly in applications with frequent bearing changes or limited maintenance access.

6. Industry Standards and Regulations:

Be aware of industry standards, regulations, or specific requirements that apply to your application. In certain industries, such as aerospace, automotive, or medical, there may be specific standards or certifications that the bearings need to meet. Ensure that the selected bearings comply with the necessary standards and regulations to guarantee their suitability for the intended application.

7. Consult with Manufacturers or Experts:

If you are unsure about the selection and sizing of steel ball bearings for your specific application, it is advisable to consult with bearing manufacturers or industry experts. They can provide valuable guidance based on their expertise and experience. Manufacturers often have engineering support teams that can assist in selecting the most appropriate bearings for your application, taking into account the specific requirements and constraints.

By considering these factors and seeking expert advice when needed, you can make informed decisions regarding the selection and sizing of steel ball bearings for your specific applications. This ensures optimal performance, reliability, and longevity of the bearings in your industrial systems.

steel ball bearing

Can you explain the installation and alignment considerations for steel ball bearings?

Proper installation and alignment are critical for the optimal performance and longevity of steel ball bearings. Let’s explore the key considerations for installing and aligning these bearings:

1. Cleanliness:

Prior to installation, it is essential to ensure that the bearing housing, shaft, and surrounding components are clean and free from dirt, debris, and contaminants. Any particles or impurities can affect the bearing’s performance and cause premature wear or damage. Cleaning the surfaces thoroughly and using appropriate cleaning agents or solvents is recommended.

2. Shaft and Housing Tolerances:

Steel ball bearings require precise shaft and housing tolerances for proper fit and alignment. It is crucial to follow the manufacturer’s specifications and guidelines for the recommended tolerance range. Excessive clearance or interference can lead to improper load distribution, increased friction, and premature failure of the bearing.

3. Bearing Handling:

When handling steel ball bearings, care should be taken to avoid dropping or impacting the bearing. Rough handling can cause damage to the balls, raceways, or cage, compromising the bearing’s performance. It is advisable to use clean gloves and suitable tools to prevent contamination or accidental damage during the installation process.

4. Mounting Methods:

There are various methods for mounting steel ball bearings, including press fitting, thermal expansion, and using mounting tools. The chosen method should be appropriate for the bearing size, type, and application. Applying force evenly and gradually while avoiding excessive pressure is crucial to prevent bearing distortions or misalignment during mounting.

5. Lubrication:

Prior to installation, the bearing should be properly lubricated with the recommended lubricant. Lubrication ensures smooth operation, reduces friction, and protects against premature wear. The appropriate quantity and type of lubricant should be applied according to the manufacturer’s instructions, taking into account factors such as speed, load, and operating conditions.

6. Bearing Alignment:

Proper alignment of steel ball bearings is essential for even load distribution and minimizing stress on the bearing components. Misalignment can lead to increased friction, vibration, and premature failure. Aligning the bearing with the shaft and housing using appropriate alignment tools or techniques, such as dial indicators or laser alignment systems, helps ensure optimal performance and longevity.

7. Preload and Clearance:

Depending on the application, preload or clearance adjustments may be necessary to achieve the desired performance. Preload refers to applying a slight internal axial load to eliminate internal clearance, while clearance allows for a certain level of axial or radial play. The appropriate preload or clearance should be determined based on the manufacturer’s recommendations and the specific operating conditions.

8. Post-Installation Checks:

After the bearing is installed, it is important to perform post-installation checks to verify proper alignment, smooth rotation, and absence of abnormal noise or vibration. These checks can involve verifying the bearing’s axial and radial runout, conducting visual inspections, and monitoring the bearing’s performance during the initial operation.

By considering these installation and alignment considerations for steel ball bearings, it is possible to ensure the correct fit, alignment, and performance of the bearings. Proper installation and alignment contribute to reduced friction, extended bearing life, and reliable operation in various industrial applications.

steel ball bearing

Can you explain the key characteristics and advantages of steel ball bearings?

Steel ball bearings possess several key characteristics and offer numerous advantages in various applications. Let’s explore them in detail:

1. Low Friction: Steel ball bearings have a low coefficient of friction due to the rolling contact between the balls and the raceways. This reduces the resistance to motion, resulting in improved efficiency and energy savings in mechanical systems.

2. Load Capacity: Steel ball bearings have excellent load-carrying capacity. The spherical shape of the balls enables them to distribute loads evenly across the raceways, allowing the bearings to handle both radial and axial loads effectively.

3. High-Speed Operation: Due to their efficient rolling action and low friction, steel ball bearings are well-suited for high-speed applications. They enable smooth rotation at elevated speeds, making them widely used in machinery and equipment requiring rapid motion.

4. Versatility: Steel ball bearings are available in various sizes, configurations, and precision levels, allowing for versatility in different applications. They can accommodate diverse operating conditions and fit the specific requirements of a wide range of mechanical systems.

5. Durability: Steel ball bearings are highly durable and resistant to wear. The balls and raceways are typically made from hardened steel, providing excellent strength and longevity. This enables the bearings to withstand heavy loads and operate reliably even in demanding environments.

6. Low Maintenance: Steel ball bearings require minimal maintenance when properly lubricated. Regular lubrication helps to reduce friction, prevent corrosion, and extend the service life of the bearings. This low maintenance requirement contributes to cost savings and operational efficiency.

7. Wide Application Range: Steel ball bearings find applications in a diverse range of industries and systems. They are commonly used in automotive components, industrial machinery, electric motors, household appliances, aerospace equipment, and more. Their versatility and performance make them a popular choice across various sectors.

8. Cost-Effective: Steel ball bearings offer a cost-effective solution for many applications. They provide a balance between performance, durability, and affordability, making them widely accessible and economically viable for a range of mechanical systems.

In summary, steel ball bearings exhibit low friction, high load capacity, suitability for high-speed operation, versatility, durability, low maintenance requirements, wide applicability, and cost-effectiveness. These characteristics and advantages make steel ball bearings a fundamental component in numerous industries, contributing to efficient and reliable mechanical systems.

China Professional 1688 Self-Aligning Factory Price Insert Housing UCP204 UCP205 UCP206 UCP207 UCP208 UCP209 Ucf UCFL Pillow Block Ball Bearing with Chrome Steel Stainless Steel   with Great qualityChina Professional 1688 Self-Aligning Factory Price Insert Housing UCP204 UCP205 UCP206 UCP207 UCP208 UCP209 Ucf UCFL Pillow Block Ball Bearing with Chrome Steel Stainless Steel   with Great quality
editor by CX 2024-04-02

Steel Ball Bearings

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