
Image may differ from product. See technical specification for details.
Standard
GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN / VDEh
Material
52100/100Cr6/SUJ2/Stainless Steel
Brand
QIBR/OEM/Neutral
Package
QIBR/Standard Industrial Package/OEM
Inner diameter
50~200mm
Outer diameter
66~226mm
Applications
Aerospace Industry, Robotics, Medical Devices, Semiconductor Manufacturing Equipment, Optical Equipment, Industrial Machinery, Automotive, etc

NO. | Product | Product Number | Inner diameter (d) | Mass | Outer diameter (D) | Chamfer dimension (r) | Type | Width (B B1) |
---|---|---|---|---|---|---|---|---|
1 |
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RA 5008 UU | 50 mm | 0.08 kg | 66 mm | 0.5 mm | Two Sides Seal | 8 mm |
2 |
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RA 6008 UU | 60 mm | 0.09 kg | 76 mm | 0.5 mm | Two Sides Seal | 8 mm |
3 |
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RA 7008 UU | 70 mm | 0.1 kg | 86 mm | 0.5 mm | Two Sides Seal | 8 mm |
4 |
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RA 8008 UU | 80 mm | 0.11 kg | 96 mm | 0.5 mm | Two Sides Seal | 8 mm |
5 |
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RA 9008 UU | 90 mm | 0.12 kg | 106 mm | 0.5 mm | Two Sides Seal | 8 mm |
6 |
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RA 10008 UU | 100 mm | 0.14 kg | 116 mm | 0.5 mm | Two Sides Seal | 8 mm |
7 |
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RA 11008 UU | 110 mm | 0.15 kg | 126 mm | 0.5 mm | Two Sides Seal | 8 mm |
8 |
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RA 12008 UU | 120 mm | 0.17 kg | 136 mm | 0.5 mm | Two Sides Seal | 8 mm |
9 |
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RA 13008 UU | 130 mm | 0.18 kg | 146 mm | 0.5 mm | Two Sides Seal | 8 mm |
10 |
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RA 14008 UU | 140 mm | 0.19 kg | 156 mm | 0.5 mm | Two Sides Seal | 8 mm |
11 |
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RA 15008 UU | 150 mm | 0.2 kg | 166 mm | 0.5 mm | Two Sides Seal | 8 mm |
12 |
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RA 16013 UU | 160 mm | 0.59 kg | 186 mm | 0.8 mm | Two Sides Seal | 13 mm |
13 |
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RA 17013 UU | 170 mm | 0.64 kg | 196 mm | 0.8 mm | Two Sides Seal | 13 mm |
14 |
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RA 18013 UU | 180 mm | 0.68 kg | 206 mm | 0.8 mm | Two Sides Seal | 13 mm |
15 |
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RA 19013 UU | 190 mm | 0.69 kg | 216 mm | 0.8 mm | Two Sides Seal | 13 mm |
16 |
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RA 20013 UU | 200 mm | 0.71 kg | 226 mm | 0.8 mm | Two Sides Seal | 13 mm |
Characteristics and advantages of QIBR cross cylindrical roller bearing RA UU series
The QIBR cross cylindrical roller bearing RA UU series has multiple significant characteristics and advantages, which solve key problems in various fields, mainly reflected in the following aspects;
1. The QIBR cross cylindrical roller bearing RA UU series has the characteristics of high rigidity and high load-bearing capacity
Although the QIBR cross cylindrical roller bearing RA UU series is compact in design, it has good rigidity and load-bearing capacity, making it suitable for high load applications.
2. The QIBR cross cylindrical roller bearing RA UU series has the characteristic of optimized structural design
The QIBR cross cylindrical roller bearing RA UU series reduces the thickness of the inner and outer rings to the maximum value, enabling lightweight and miniaturized design of products such as robots and robotic arm rotating parts.
3. The QIBR cross cylindrical roller bearing RA UU series has the characteristics of low friction and high efficiency
The QIBR cross cylindrical roller bearing RA UU series reduces bearing friction torque and is suitable for use with low driving torque requirements, improving the overall operating efficiency of the equipment.
4. QIBR Cross Cylindrical Roller Bearing RA UU Series Customized Service
The QIBR cross cylindrical roller bearing RA UU series usually provides customized services, which can design bearings according to specific needs, meet the special requirements and operating conditions.
Performance Enhancement and Solutions of QIBR Cross Cylindrical Roller Bearing RA UU Series
1. Effectively improving material properties and enhancing high load-bearing capacity
The production of QIBR cross cylindrical roller bearings RA UU series uses high-quality steel to manufacture the inner and outer rings and balls, and improves the surface hardness and material properties through vacuum heat treatment, enhancing the bearing's load capacity and service life.
2. Improve manufacturing accuracy and load capacity
The production of QIBR cross cylindrical roller bearings RA UU series adopts advanced processing equipment and technology from abroad, such as precision grinding, to improve the geometric accuracy of the inner and outer rings and balls, reduce processing errors, and thus improve the rotational accuracy and operational stability of the bearings.
3. Personalization
Provide personalized structural dimension solutions to meet specific performance requirements for QIBR cross cylindrical roller bearing RA UU series applications in different scenarios. This method not only enriches the standards of bearings, but also provides effective guidance for manufacturers to meet the personalized needs of users.
In summary, by optimizing materials, manufacturing accuracy, personalized design, and other measures, the performance of the QIBR cross cylindrical roller bearing RA UU series can be significantly improved to meet increasingly demanding application requirements.
The main application of QIBR cross cylindrical roller bearing RA UU series
Surgical robot
The QIBR cross cylindrical roller bearing RA UU series is used for joints and rotating platforms, with high precision and stability, providing stable operation and positioning in surgical robot applications.
Rotating worktable
The QIBR cross cylindrical roller bearing RA UU series has extremely high rigidity and can effectively withstand loads from all directions, which enables the rotating worktable to maintain higher stability and accuracy during operation.
Aerospace
The QIBR cross cylindrical roller bearing RA UU series provides high load support in confined spaces, making it ideal for applications with limited space. Ensure accuracy and stability in the attitude adjustment system of the satellite.