Product Description
NO 1. our adwantages:
1. 20 years of experience in bearing manufacturing and sales
2. Accept OEM customization
3. Our main bearing products include Deep groove ball bearings, tapered roller bearings, cylindrical roller bearings, angular contact bearings, needle roller bearings, thrust ball bearings, spherical bearings, automotive bearings pump bearings, and many nonstandard
bearings are also in our product range.
4. Sample available
NO 2. Pillow block bearing
The outer spherical ball bearing is actually an improved version of the deep groove ball bearing. Its characteristic is that the outer diameter surface of its outer
ring is spherical, which can fit into the corresponding concave spherical surface of the bearing seat, playing a role in automatic centering. Outer spherical bearings
are mainly used to withstand combined radial and axial loads, mainly radial loads, and are generally not suitable for bearing axial loads alone.
Outer spherical ball bearing with seat
A spherical bearing with a seat is a bearing unit that combines a rolling bearing with a housing. Most outer spherical bearings make the outer diameter into a
spherical surface and are installed together with a bearing seat with a spherical inner hole. There are various structural forms, with good universality and interchangeability.
At the same time, this type of bearing also has a certain degree of self-alignment in design, convenient installation, and a dual structure sealing device, which can
work in harsh environments. The bearing seat is generally cast. Commonly used seats include vertical seat (P), square seat (F), convex square seat (FS), convex
circular seat (FC), CZPT seat (FL), circular seat (C), slider seat, etc. (T).
Outer spherical bearings with seats are divided into bearing cores and bearing seats. From the name, it is called bearing center plus bearing seat. For example, an
outer spherical bearing with a set screw UC205 and a vertical seat is called UCP205. Due to the strong interchangeability between the outer spherical bearing and
the seat, the bearing core can be freely assembled in bearing seats of the same specification and different shapes.
other
Vertical seat outer spherical ball bearing square
pillow blocks
Rhombic seat
Outer spherical ball bearing with raised cylindrical seat
Spherical ball bearing with ring seat outer spherical ball bearing
Sliding block seat outer spherical ball bearing
Outer spherical ball bearing with suspension seat
Outer spherical ball bearing with suspension seat
Outer spherical ball bearing with adjustable CZPT seat
Stamped seat outer spherical ball bearing
Outer spherical ball bearing with other seats
NO 3. Own brand(Y@H) and OEM
- deep groove ball bearing
2. Pillow block bearing
3. Spherical Roller bearing
4. thrust bearing
5. Cylindrical Roller bearing
6. Tapered roller bearing
7. needle bearing
8. Angular contact ball bearing
9. Non-standard bearing
NO 4. Pillow block bearing
| Model | Pillow block bearing |
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| brand | OEM of Y@H |
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| Precision | P0 P4 P5 P6 |
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| Vibration | Z1V1 Z2V2 Z3V3 Z4V4 |
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| Clearance | C1 C2 C3 C4 C5 | Package | Tube package+outer carton+pallets; Single box+outer carton+pallets; According to your requirement |
| Hardness | HRC60-HRC63 |
NO 5. Pillow block bearing specifications
| Unit No | Shaft Dia | Dimensions (mm) | Weight(kg) | |||||||||
| D | B | S | L | J | H | H1 | A | N | N1 | |||
| UCP201 | 12 | 40 | 27.4 | 11.5 | 125 | 96 | 30.2 | 57 | 36 | 13 | 19 | 0.6 |
| UCP202 | 15 | 40 | 27.4 | 11.5 | 125 | 96 | 30.2 | 57 | 36 | 13 | 19 | 0.7 |
| UCP203 | 17 | 40 | 27.4 | 11.5 | 125 | 96 | 30.2 | 57 | 36 | 13 | 19 | 0.7 |
| UCP204 | 20 | 47 | 31 | 12.7 | 127 | 95 | 33.3 | 65 | 38 | 13 | 19 | 0.75 |
| UCP205 | 25 | 52 | 34.1 | 14.3 | 140 | 105 | 36.5 | 71 | 38 | 13 | 19 | 0.8 |
| UCP206 | 30 | 62 | 38.1 | 15.9 | 165 | 121 | 42.9 | 83 | 48 | 17 | 23 | 1.3 |
| UCP207 | 35 | 72 | 42.9 | 17.5 | 167 | 127 | 46.7 | 93 | 48 | 17 | 23 | 1.6 |
| UCP208 | 40 | 80 | 42.9 | 19 | 184 | 137 | 49.2 | 100 | 54 | 17 | 23 | 1.9 |
| UCP209 | 45 | 85 | 49.2 | 19 | 190 | 146 | 54 | 106 | 54 | 17 | 23 | 2.2 |
| UCP210 | 50 | 90 | 51.6 | 19 | 206 | 159 | 57.2 | 114 | 60 | 20 | 26 | 2.6 |
| UCP211 | 55 | 100 | 55.6 | 22.2 | 219 | 171 | 63.5 | 126 | 60 | 20 | 26 | 3.3 |
| UCP212 | 60 | 110 | 65.1 | 25.4 | 241 | 184 | 69.8 | 138 | 70 | 20 | 26 | 4.6 |
| UCP213 | 65 | 120 | 65.1 | 25.4 | 265 | 203 | 76.2 | 151 | 70 | 25 | 31 | 5.9 |
| UCP214 | 70 | 125 | 74.6 | 30.2 | 266 | 210 | 79.4 | 157 | 72 | 25 | 31 | 6.6 |
| UCP215 | 75 | 130 | 77.8 | 33.3 | 275 | 217 | 82.6 | 163 | 74 | 25 | 31 | 7.4 |
| UCP216 | 80 | 140 | 82.6 | 33.3 | 292 | 232 | 88.9 | 175 | 78 | 25 | 31 | 9.0 |
| UCP217 | 85 | 150 | 85.7 | 34.1 | 310 | 247 | 95.2 | 187 | 83 | 25 | 31 | 11 |
| UCP218 | 90 | 160 | 96 | 39.7 | 327 | 262 | 101.6 | 200 | 88 | 27 | 33 | 13 |
| UCP220 | 100 | 180 | 108 | 42 | 380 | 308 | 115 | 225 | 95 | 30 | 38 | 16 |
| UCP305 | 25 | 62 | 38 | 15 | 175 | 132 | 45 | 85 | 45 | 17 | 20 | 1.4 |
| UCP306 | 30 | 72 | 43 | 17 | 180 | 140 | 50 | 95 | 50 | 17 | 20 | 1.8 |
| UCP307 | 35 | 80 | 48 | 19 | 210 | 160 | 56 | 106 | 56 | 17 | 25 | 2.8 |
| UCP308 | 40 | 90 | 52 | 19 | 220 | 170 | 60 | 116 | 60 | 17 | 27 | 3.0 |
| UCP309 | 45 | 100 | 57 | 22 | 245 | 190 | 67 | 129 | 67 | 20 | 30 | 4.1 |
| UCP310 | 50 | 110 | 61 | 22 | 275 | 212 | 75 | 143 | 75 | 20 | 35 | 5.8 |
| UCP311 | 55 | 120 | 66 | 25 | 310 | 236 | 80 | 154 | 80 | 20 | 38 | 7.4 |
| UCP312 | 60 | 130 | 71 | 26 | 330 | 250 | 85 | 165 | 85 | 25 | 38 | 9.4 |
| UCP313 | 65 | 140 | 75 | 30 | 340 | 260 | 90 | 176 | 90 | 25 | 38 | 10.0 |
| UCP314 | 70 | 150 | 78 | 33 | 360 | 280 | 95 | 187 | 90 | 27 | 40 | 12.0 |
| UCP315 | 75 | 160 | 82 | 33 | 380 | 290 | 100 | 198 | 100 | 27 | 40 | 14.0 |
| UCP316 | 80 | 170 | 86 | 34 | 400 | 300 | 106 | 210 | 110 | 27 | 40 | 18.0 |
| UCP317 | 85 | 180 | 96 | 40 | 420 | 320 | 112 | 220 | 110 | 33 | 45 | 20.0 |
| UCP318 | 90 | 190 | 96 | 40 | 430 | 330 | 118 | 235 | 110 | 33 | 45 | 24.0 |
| UCP319 | 95 | 200 | 103 | 41 | 470 | 360 | 125 | 250 | 120 | 36 | 50 | 29.0 |
| UCP320 | 100 | 215 | 108 | 42 | 490 | 380 | 140 | 275 | 120 | 36 | 50 | 35.0 |
| UCP321 | 105 | 225 | 112 | 44 | 490 | 380 | 140 | 280 | 120 | 36 | 50 | 35.0 |
| UCP322 | 110 | 2240 | 117 | 46 | 520 | 400 | 150 | 300 | 140 | 40 | 55 | 45.0 |
| UCP324 | 120 | 260 | 126 | 51 | 570 | 450 | 160 | 320 | 140 | 40 | 55 | 55.0 |
| UCP326 | 130 | 280 | 135 | 54 | 600 | 480 | 180 | 355 | 140 | 40 | 55 | 72.0 |
| UCP328 | 140 | 300 | 145 | 59 | 620 | 500 | 200 | 390 | 140 | 40 | 55 | 89.0 |
Company Profile
In order to meet the needs of the masses of customers and improve the market competitiveness of our company,
we can provide OEM service according to our customers′ Needs. We have gained ISO9001 certificate, CE certificate,
GOST certificate and SGS certificate. Our target is to carry out the strategic investment along with the development
of market and need of new products. With our strategic, excellent products, top technology and outstanding service,
we sincerely expect cooperation with more customers and friends for a better future. Our main products include
spherical roller bearing, deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, needle roller
bearings, ball bearing units, water pump bearings, automobile bearing, linear motion bearing, oil-less bearings,
bush and self-lubricating bearings, and non-standard bearings. Also, we supply bearings to our domestic peeling
machine factory and the machine exported to India, Malaysia and Russia, no any complaint from customer until now.
“zero defect, zero complaints” as the quality objective.
Q: Are you trading company or manufacturer ?
A: We are a trading company specializing in exporting bearings.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the
goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge
Q.You provide free consultation service?
Yes, before, during and after order, anytime.
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| Aligning: | Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Feature: | Vacuum, Magnetically, Low Temperature, Corrosion Resistant, High Temperature, High Speed |
| Rows Number: | Single |
| Raceway: | Spherical Raceway |
| Material: | Bearing Steel |
| Customization: |
Available
| Customized Request |
|---|

How long do UCP bearings last?
The lifespan of UCP bearings, also known as pillow block bearings, can vary depending on several factors. Here’s a detailed explanation of the factors that can influence the longevity of UCP bearings:
- Operating Conditions: The operating conditions play a significant role in the lifespan of UCP bearings. Factors such as the load magnitude, speed, temperature, and environmental conditions can impact the bearing’s performance and durability. Bearings operating under heavy loads, high speeds, or in harsh environments may experience increased wear and fatigue, potentially reducing their lifespan.
- Maintenance and Lubrication: Proper maintenance practices, including regular inspection, cleaning, and lubrication, can significantly extend the lifespan of UCP bearings. Adequate lubrication forms a protective film between the rolling elements and the bearing races, reducing friction and wear. Insufficient or improper lubrication can lead to increased friction, heat generation, and premature failure of the bearings.
- Quality and Material: The quality and material composition of UCP bearings can influence their lifespan. Bearings made from high-quality materials, such as stainless steel or chrome steel, are generally more resistant to wear, corrosion, and fatigue. Careful selection of UCP bearings from reputable manufacturers, considering factors like load ratings and performance specifications, can contribute to longer bearing life.
- Installation and Alignment: Proper installation and alignment of UCP bearings are critical for their longevity. Ensuring correct shaft and housing fits, accurate alignment of the bearing components, and appropriate tightening of locking mechanisms help distribute loads evenly and prevent excessive stress or misalignment. Improper installation can lead to premature wear, increased friction, and reduced bearing life.
- Application-Specific Factors: The specific application in which UCP bearings are used can influence their lifespan. Factors like shock loads, vibration, contamination, and the presence of corrosive substances can affect bearing performance and durability. Adequate protection measures, such as seals or shields, can help mitigate these factors and prolong bearing life.
Given these factors, it can be challenging to provide an exact lifespan for UCP bearings. In some applications, UCP bearings can last for many years or even decades if properly maintained and operated within their specified limits. However, in demanding or unfavorable conditions, the lifespan of UCP bearings may be shorter, requiring more frequent inspection and replacement.
It’s important to monitor the condition of UCP bearings regularly and look for signs of wear, damage, or performance degradation. Any unusual noise, excessive vibration, increased temperature, or other signs of bearing failure should be addressed promptly to avoid further damage to the bearings and the machinery they support.
Consulting the manufacturer’s documentation, maintenance guidelines, or seeking advice from bearing experts can provide more specific information regarding the expected lifespan of UCP bearings in a particular application or operating environment.

What are the signs of a failing UCP bearing?
A failing UCP bearing, also known as a pillow block bearing, can exhibit various signs and symptoms that indicate a potential problem. It’s important to recognize these signs early on to avoid further damage to the bearing and the machinery it supports. Here’s a detailed explanation of the common signs of a failing UCP bearing:
- Abnormal Noise: Unusual noises, such as grinding, scraping, clicking, or rumbling sounds, coming from the UCP bearing or the machinery it is installed in can indicate bearing failure. These noises may occur during operation or when the machinery is under load. Pay attention to any new or persistent noises that are not typical for the normal operation of the machinery.
- Excessive Vibration: A failing UCP bearing can cause increased vibration in the machinery. This vibration may be felt through the equipment or detected visually by observing excessive movement or shaking. Excessive vibration can lead to reduced performance, increased wear on other components, and potential safety hazards.
- Increased Temperature: If the UCP bearing is running at a higher temperature than usual, it can be a sign of bearing failure. Excessive heat can indicate increased friction, inadequate lubrication, or other issues with the bearing. Use caution when assessing the temperature and avoid touching hot surfaces directly.
- Reduced Performance: A failing UCP bearing can result in reduced performance of the machinery it supports. This can manifest as decreased efficiency, diminished output, or difficulty in achieving desired speeds or loads. The bearing’s inability to support the required operational demands can lead to performance issues in the machinery.
- Uneven or Excessive Wear: Inspect the UCP bearing for signs of wear or damage. Look for uneven wear patterns, pitting, scoring, or discoloration on the bearing surfaces. Excessive wear can indicate inadequate lubrication, contamination, misalignment, or other problems that can lead to bearing failure.
- Leakage or Contamination: If there is evidence of grease or lubricant leakage around the UCP bearing housing or seals, it may indicate a failing bearing. Additionally, the presence of contaminants, such as dirt, dust, or water, in or around the bearing can be a sign of compromised sealing or damage to the bearing’s protective barriers.
- Looseness or Excessive Play: A failing UCP bearing may exhibit looseness or excessive play when manually checking for movement. Excessive axial or radial play can indicate wear, misalignment, or internal damage within the bearing. This can result in decreased stability and compromised performance of the machinery.
If you observe any of these signs in your UCP bearing or the machinery it is installed in, it’s important to address the issue promptly. Continuing to operate with a failing UCP bearing can lead to further damage, increased downtime, and potential safety risks. It’s recommended to consult with a qualified technician, maintenance professional, or the bearing manufacturer’s technical support team for proper assessment, diagnosis, and replacement of the failing UCP bearing.
Remember that the signs of a failing UCP bearing may vary depending on the specific application, operating conditions, and other factors. Regular inspection, maintenance, and monitoring of the UCP bearings can help identify potential issues early on and prevent costly failures.

What is a UCP bearing?
A UCP bearing, also known as a pillow block bearing, is a type of mounted bearing commonly used in various industrial applications. It is designed to provide support and facilitate rotational or linear motion in machinery and equipment. Here’s a detailed explanation:
A UCP bearing consists of a bearing unit and a housing. The bearing unit typically includes a rolling element bearing, such as a ball bearing or a roller bearing, which enables smooth and low-friction motion. The housing, often made of cast iron or pressed steel, serves as a support structure for the bearing unit and provides protection against contaminants and external elements.
The term “UCP” stands for “Unit with Cast Iron Pillow Block,” referring to the common use of cast iron housings in UCP bearings. The housing is typically shaped like a pillow or block, with a flat base and mounting holes for easy installation and attachment to a machine or structure.
UCP bearings are widely used in various applications, including conveyor systems, agricultural machinery, industrial equipment, HVAC systems, and more. They offer several advantages:
- Easy Installation: UCP bearings are designed for easy installation and mounting. The housing’s flat base and pre-drilled mounting holes allow for straightforward attachment to a support structure or machine.
- Simple Maintenance: UCP bearings are relatively easy to maintain. They often feature removable bearing units, allowing for inspection, lubrication, and replacement when necessary. This simplifies maintenance tasks and reduces downtime.
- Load Support: UCP bearings are capable of supporting different loads, including radial and axial loads. The specific load capacity depends on the type and size of the bearing unit used within the UCP assembly.
- Protection and Contamination Resistance: The housing of a UCP bearing provides protection to the bearing unit against contaminants, moisture, and other external elements. This helps extend the bearing’s service life and maintain its performance.
- Alignment Compensation: UCP bearings often have self-aligning capabilities, allowing them to compensate for minor misalignments between the shaft and the housing. This feature helps reduce stress and wear on the bearing, enhancing its reliability and longevity.
UCP bearings are available in various sizes, configurations, and bearing types to accommodate different application requirements. It is important to select the appropriate UCP bearing based on factors such as load capacity, operating conditions, and environmental considerations.
In summary, a UCP bearing, or pillow block bearing, is a mounted bearing unit that provides support and facilitates motion in industrial applications. With their easy installation, maintenance convenience, load support, protection, and alignment compensation features, UCP bearings are widely used to ensure reliable and efficient operation of machinery and equipment.


editor by CX 2024-04-24