THK Replacement Cross Roller Bearings · RB Series
RB20030 Cross Roller Bearing
RB20030 cross roller bearing with bore, outer diameter, width, series and quote information.
Ask for price, lead time and equivalent bearing options.
RB20030 Thin Section Bearing Photo
Real photo of a THK replacement thin section bearing for quick visual confirmation.
Product Introduction
RB20030 is a RB series cross roller bearing for compact rotary structures that need combined radial, axial and moment load capacity.
Key size: bore 200 mm, outer diameter 280 mm, width 30 mm.
Suitable for robot joints, rotary tables, indexing mechanisms, inspection equipment and precision reducers.
Before ordering, confirm installation space, accuracy grade, clearance, preload and working load direction.
Dimension Drawing
Key dimensions are marked on the drawing for quick model checking.
d=200 mmD=280 mmB=30 mmdp=240 mmds=221 mmDh=258 mm
d=200 mmD=280 mmB=30 mmdp=240 mmds=221 mmDh=258 mm
Specifications
| Brand | THK Replacement Cross Roller Bearings |
|---|---|
| Series | RB |
| Model | RB20030 |
| Bore diameter | 200 mm |
| Outer diameter | 280 mm |
| Pitch circle diameter | 240 mm |
| Width | 30 mm |
| Dynamic load rating C | 114 kN |
| Static load rating C0 | 200 kN |
| Mass | 6.7 kg |
| Feature | Outer ring split type for inner ring rotation |
Application and Selection Notes
RB20030 is a RB series cross roller bearing. It is typically reviewed when compact structure, high rigidity and stable rotational accuracy are required.
Check the mounting space against bore 200 mm, outer diameter 280 mm and width 30 mm. Confirm shoulder dimensions before final housing design.
For load review, compare dynamic load rating 114 kN and static load rating 200 kN with the actual radial, axial and moment load conditions.
Series type：Outer ring split type
Before Requesting a Quote
Target model or equivalent model
Quantity and expected delivery time
Accuracy, clearance and sealing requirements
Drawing, application or working load if available
Common Questions
What type of bearing is RB20030?
RB20030 is a RB series cross roller bearing for combined radial, axial and moment loads.
Can RB20030 be replaced with another brand?
Yes. Provide the original part number, drawing or key dimensions so fit, bearing type and accuracy can be checked.
What are the load ratings of RB20030?
The dynamic load rating is 114 kN and the static load rating is 200 kN. Final selection must consider the actual load direction and duty cycle.
What should be checked before ordering RB20030?
Confirm bore, outer diameter, width, bearing type, accuracy, clearance, preload and installation method before ordering this Cross Roller Bearing.
Related Models
View all RB models →
RB Series
RB20035 Cross Roller Bearing
Outer ring split type for inner ring rotation
RB Series
RB20025 Cross Roller Bearing
Outer ring split type for inner ring rotation
RB Series
RB22025 Cross Roller Bearing
Outer ring split type for inner ring rotation
RB Series
RB19025 Cross Roller Bearing
Outer ring split type for inner ring rotation
RB Series
RB18025 Cross Roller Bearing
Outer ring split type for inner ring rotation
RB Series
RB24025 Cross Roller Bearing
Outer ring split type for inner ring rotation
RB Series
RB25025 Cross Roller Bearing
Outer ring split type for inner ring rotation
RB Series
RB17020 Cross Roller Bearing
Outer ring split type for inner ring rotation
Technical Guides
Cross Roller Bearing Installation GuideInstallation checks for shaft and housing shoulders, tightening sequence, fit and rotational accuracy.
Cross Roller Bearing Clearance and PreloadHow clearance and preload affect rigidity, torque, heat and service life.
Cross Roller Bearing Accuracy SelectionSelection notes for running accuracy, mounting accuracy, rigidity and application requirements.
Model Search
Enter a bearing model number to open its product page directly.
Applications
Industrial robotsCNC rotary tablesMedical imaging systemsOptical inspection equipmentPrecision reducers
Request a Quote: RB20030
Send the bearing model, quantity, accuracy class and drawing if available. We will match RU, RB, RA, RE, CRBH, CRBF and equivalent crossed roller bearing models.
