Product Description
UC Series Mounted UCP Ball Bearing Pillow Block/ Thrust/ Insert Ball Bearings (UC201 UC202 UC203 UC204 UC204/12 UC205MUC205/16 UC206 UC206/18)
All technical details as belows:
Material information:
| Specification | Steel NO. | HRC | Chemical composition % | ||||||
| C | Si | Mn | Mo | S | P | Cr | |||
| GB/T 18254 | Gcr 15 | 61-65 | 0.95~1.05 | 0.15~0.35 | 0.25~0.45 | below 0.08 | below 0.571 | below 0.571 | 1.40~1.65 |
| UC/UE/SA/SB bearings | P housing | F housing | T housing | FL housing |
| 201 | P203 | F203 | T203 | FL203 |
| 202 | P203 | F203 | T203 | FL203 |
| 203 | P203 | F203 | T203 | FL203 |
| 204 | P204 | F204 | T204 | FL204 |
| 205 | P205 | F205 | T205 | FL205 |
| 206 | P206 | F206 | T206 | FL206 |
| 207 | P207 | F207 | T207 | FL207 |
| 208 | P208 | F208 | T208 | FL208 |
| 209 | P209 | F209 | T209 | FL209 |
| 210 | P210 | F210 | T210 | FL210 |
| 211 | P211 | F211 | T211 | FL211 |
| 212 | P212 | F212 | T212 | FL212 |
| 213 | P213 | F213 | T213 | FL213 |
| 214 | P214 | F214 | T214 | FL214 |
| 215 | P215 | F215 | T215 | FL215 |
Technical information:
| The model of pillow block bearing | |||||||
| Bearing No. | Shaft Diameter | Dim ensions/mm | kg | ||||
| in | mm | D | Bi | Be | |||
| UC201 | 12 | 47 | 31 | 17 | 0.21 | ||
| UC202 | 15 | 0.19 | |||||
| UC203 | 17 | 0.18 | |||||
| UC204 | 20 | 0.16 | |||||
| UC201-8 | 1.8504 | 1.2205 | 0.6693 | 0.2 | |||
| UC202-10 | 0.19 | ||||||
| UC203-11 | 0.18 | ||||||
| UC204-12 | 0.16 | ||||||
| UC205 | 25 | 52 | 34.1 | 17 | 0.19 | ||
| UC205-14 | 2.571 | 1.3425 | 0.669 | 0.22 | |||
| UC205-15 | 15/16 | 0.2 | |||||
| UC205-16 | 1 | 0.19 | |||||
| UC206 | 30 | 62 | 38.1 | 19 | 0.31 | ||
| UC206-17 | 1 1/16 | 2.4409 | 1.5 | 0.748 | 0.36 | ||
| UC206-18 | 1 1/8 | 0.34 | |||||
| UC206-19 | 1 3/16 | 0.32 | |||||
| UC206-20 | 1 1/4 | 0.31 | |||||
| UC207 | 35 | 72 | 42.9 | 20 | 0.46 | ||
| UC207-20 | 1 1/4 | 2.8346 | 1.689 | 0.787 | 0.52 | ||
| UC207-21 | 1 5/16 | 0.5 | |||||
| UC207-22 | 1 3/8 | 0.48 | |||||
| UC207-23 | 1 7/16 | 0.46 | |||||
| UC208 | 40 | 80 | 49.2 | 21 | 0.63 | ||
| UC208-24 | 1 1/2 | 3.1496 | 1.689 | 0.787 | 0.68 | ||
| UC208-25 | 1 9/16 | 0.64 | |||||
| UC209 | 45 | 85 | 49.2 | 22 | 0.68 | ||
| UC209-26 | 1 5/8 | 3.3465 | 1.937 | 0.866 | 0.78 | ||
| UC209-27 | 1 11/16 | 0.74 | |||||
| UC209-28 | 1 3/4 | 0.7 | |||||
| UC210 | 50 | 90 | 51.6 | 24 | 0.78 | ||
| UC210-30 | 1 7/8 | 3.5433 | 2.571 | 0.9449 | 0.85 | ||
| UC210-31 | 1 15/16 | 0.8 | |||||
| UC211 | 55 | 100 | 55.5 | 25 | 1.07 | ||
| UC211-32 | 2 | 3.637 | 2.189 | 0.9843 | 1.22 | ||
| UC211-34 | 2 1/8 | 0.1 | |||||
| UC211-35 | 2 3/16 | 1.05 | |||||
| UC212 | 60 | 110 | 65.1 | 27 | 1.52 | ||
| UC212-36 | 2 1/4 | 4.3307 | 2.563 | 1.063 | 1.65 | ||
| UC212-38 | 1 3/8 | 1.49 | |||||
| UC212-39 | 1 7/16 | 1.42 | |||||
| UC213 | 65 | 120 | 65.1 | 28 | 1.8 | ||
| UC213-40 | 2 1/2 | 4.7244 | 2.5630 | 1.1571 | 1.88 | ||
| UC214 | 70 | 125 | 74.6 | 30 | 2.06 | ||
| UC214-44 | 2 3/4 | 4.9213 | 2.9370 | 1.1811 | 2.07 | ||
| UC215 | 75 | 130 | 77.8 | 32 | 2.19 | ||
| UC215-47 | 2 15/16 | 5.1181 | 3.063 | 1.2598 | 2.21 | ||
| UC215-48 | 3 | 2.11 | |||||
| UC216 | 80 | 140 | 82.6 | 33 | 2.82 | ||
| UC216-50 | 3 1/8 | 5.5118 | 3.2520 | 1.2992 | 2.9 | ||
| UC217 | 85 | 150 | 85.7 | 35 | 3.46 | ||
| UC217-52 | 3 1/4 | 5.9055 | 3.3740 | 1.378 | 3.56 | ||
| UC218 | 90 | 160 | 96.0 | 37 | 4.56 | ||
| UC218-56 | 3 1/2 | 6.2992 | 3.7795 | 1.4567 | 4.62 | ||
Our packing:
* Industrial pakage+outer carton+pallets
* sigle box+outer carton+pallets
* Tube package+middle box+outer carton+pallets
* According to your requirments
We have been engaged in foreign trade for more than 6 years and are well-known enterprises in ZheJiang
Province. The fixed assets of the machine are more than 2 million US dollars, and the annual foreign trade
sales volume exceeds 2 million US dollars.
We have extensive cooperation with countries in Asia, Europe, and the Americas. Including Russia, Ukraine,
elarus, Kazakhstan, Uzbekistan, Tajikistan, Spain, Mexico,India, Pakistan, Turkey, Vietnam and other industrial
areas.
SAMPLES
1.Samples quantity: 1-10 pcs are available.
2.Free samples: It depends on the model NO., material and quantity. Some of the bearings samples need client to pay
samples charge and shipping cost.
3.It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1.MOQ: 10 pcs mix different standard bearings.
2.MOQ: 3000 pcs customized your brand bearings.
OEM POLICY
1.We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
2.We can custom your packaging according to your design
3.All copyright own by clients and we promised don’t disclose any info.
SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email,thanks!
We have all kinds of bearings, just tell me your item number and quantity,best price will be offered to you soon
The material of the bearings, precision rating, seals type,OEM service,etc, all of them we can make according to your requirement.
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| Aligning: | Non-Aligning Bearing |
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| Separated: | Unseparated |
| Feature: | Vacuum, Magnetically, Corrosion Resistant, High Speed |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can UCP bearings handle radial and axial loads?
Yes, UCP bearings, also known as pillow block bearings, are designed to handle both radial and axial loads. Here’s a detailed explanation of how UCP bearings can handle these loads:
1. Radial Loads: UCP bearings are capable of supporting radial loads, which are forces perpendicular to the shaft or bearing axis. The inner ring of the UCP bearing is mounted directly on the shaft, while the outer ring is fixed within the bearing housing. The bearing’s design and construction distribute the radial load evenly across the rolling elements (balls or rollers) and the bearing races. This allows the UCP bearing to support the weight and forces acting in different directions on the shaft, such as gravity, tension, or bending loads.
2. Axial Loads: UCP bearings are also designed to handle axial loads, which are forces parallel to the shaft or bearing axis. Axial loads can arise from thrust or pushing/pulling forces applied to the shaft. UCP bearings typically incorporate self-aligning features, such as spherical outer rings or ball-and-socket configurations, that allow them to accommodate limited axial displacement and misalignment. By distributing the axial load across the bearing’s contact surfaces, UCP bearings can withstand and support these forces without excessive wear or premature failure.
It’s important to note that the load capacity of a UCP bearing depends on various factors, including the bearing size, design, material, and operating conditions. Manufacturers provide load ratings and guidelines specifying the maximum radial and axial loads that UCP bearings can handle. These load ratings consider factors such as the bearing’s internal geometry, the number and size of the rolling elements, and the material fatigue limits.
When selecting UCP bearings for a specific application, it’s crucial to consider the anticipated radial and axial loads that the bearing will encounter. Factors such as the magnitude, direction, frequency, and duration of the loads should be taken into account to ensure that the chosen UCP bearing can safely and reliably support the expected forces.
Additionally, proper installation, alignment, and maintenance of UCP bearings are essential to optimize their load-carrying capabilities and overall performance. Following the manufacturer’s recommendations for mounting, lubrication, and operating conditions will help maximize the UCP bearing’s ability to handle both radial and axial loads effectively.

How to choose the right UCP bearing for my machinery?
Choosing the right UCP bearing, also known as a pillow block bearing, for your machinery is crucial to ensure optimal performance, reliability, and longevity. Here’s a detailed explanation of the factors to consider when selecting a UCP bearing:
- Load Requirements: Evaluate the load requirements of your machinery, including the magnitude and direction of the loads. Consider factors such as radial loads, axial loads, and moment loads. Ensure that the UCP bearing you choose has a load capacity that is suitable for the anticipated loads in your application.
- Shaft Diameter: Determine the shaft diameter of your machinery and select a UCP bearing with a corresponding bore size. The bore size of the UCP bearing should match the shaft diameter to ensure proper fit and alignment. It’s important to measure the shaft accurately and consider any potential expansion or misalignment during operation.
- Operating Conditions: Assess the operating conditions of your machinery, including factors such as speed, temperature, and environmental conditions. Choose a UCP bearing that is designed to withstand the anticipated operating conditions. Consider factors like maximum speed rating, temperature range, lubrication requirements, and resistance to contaminants or moisture.
- Sealing and Protection: Depending on the application requirements, consider whether additional sealing or protection is necessary for the UCP bearing. Seals or shields can help prevent the ingress of dirt, dust, or contaminants, prolonging the bearing’s life and reducing maintenance needs. Choose a UCP bearing with appropriate sealing options, such as rubber seals or metal shields, based on the specific environmental conditions.
- Alignment Capability: Evaluate the alignment capabilities of the UCP bearing. Some UCP bearings have self-aligning features that can compensate for minor shaft misalignment. If your machinery is prone to misalignment or has flexible shafts, consider choosing a UCP bearing with self-aligning properties to minimize excessive loads and premature wear.
- Manufacturer and Quality: Select UCP bearings from reputable manufacturers known for their quality and reliability. Consider manufacturers with a strong track record in bearing production and a wide range of product offerings. Research customer reviews, consult with industry experts, and consider the manufacturer’s reputation for producing durable and high-performance UCP bearings.
By considering these factors and choosing a UCP bearing that aligns with your machinery’s specific requirements, you can ensure optimal performance and minimize the risk of premature failures or downtime. It’s recommended to consult with bearing specialists, engineers, or the manufacturer’s technical support team for additional guidance and assistance in selecting the most suitable UCP bearing for your machinery.
Remember that the specific requirements for UCP bearings may vary depending on the application, industry, and machinery specifications. Always refer to the manufacturer’s documentation, specifications, and guidelines for the most accurate and detailed information.

What are the dimensions of standard UCP bearings?
Standard UCP bearings, also known as pillow block bearings, come in various sizes and configurations to accommodate different shaft diameters. The dimensions of UCP bearings are typically specified by the bore diameter, overall length, width, and mounting hole spacing. Here’s a detailed explanation of the dimensions commonly associated with standard UCP bearings:
- Bore Diameter: The bore diameter refers to the inner diameter of the bearing, which determines the size of the shaft that can be accommodated. Standard UCP bearings are available in a range of bore diameters, such as 20 mm, 25 mm, 30 mm, 35 mm, 40 mm, 45 mm, 50 mm, and larger. The specific bore diameter required for your application will depend on the size of the shaft you are working with.
- Overall Length: The overall length of a UCP bearing refers to the distance between the outermost points of the bearing’s housing. It includes the length of the bearing itself and any additional extensions or flanges that may be present. The overall length can vary depending on the specific design and manufacturer, but it is typically standardized within certain size ranges.
- Width: The width of a UCP bearing refers to the measurement from one side of the bearing to the opposite side. It represents the thickness of the bearing’s housing. Similar to the overall length, the width can vary depending on the specific design and manufacturer, but it is often standardized within certain size ranges.
- Mounting Hole Spacing: UCP bearings have mounting holes on their base or flange, which are used to secure the bearing to a mounting surface. The mounting hole spacing refers to the distance between the centers of the mounting holes. This dimension is crucial for proper installation and compatibility with the corresponding mounting arrangement.
It’s important to note that the dimensions of UCP bearings can vary between manufacturers and series. Therefore, it is essential to consult the specific manufacturer’s documentation or product specifications to obtain accurate and detailed information about the dimensions of a particular UCP bearing model.
In summary, the dimensions of standard UCP bearings include the bore diameter, overall length, width, and mounting hole spacing. These dimensions can vary depending on the specific design and manufacturer. Refer to the manufacturer’s documentation for precise information on the dimensions of a particular UCP bearing model.


editor by CX 2024-04-16