THK Replacement Cross Roller Bearings · RB Series
RB50040 Cross Roller Bearing
RB50040 cross roller bearing with bore, outer diameter, width, series and quote information.
Ask for price, lead time and equivalent bearing options.
RB50040 Thin Section Bearing Photo
Real photo of a THK replacement thin section bearing for quick visual confirmation.
Product Introduction
RB50040 is a RB series cross roller bearing for compact rotary structures that need combined radial, axial and moment load capacity.
Key size: bore 500 mm, outer diameter 600 mm, width 40 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=500 mmD=600 mmB=40 mmdp=548.8 mmds=526 mmDh=572 mm
d=500 mmD=600 mmB=40 mmdp=548.8 mmds=526 mmDh=572 mm
Specifications
| Brand | THK Replacement Cross Roller Bearings |
|---|---|
| Series | RB |
| Model | RB50040 |
| Bore diameter | 500 mm |
| Outer diameter | 600 mm |
| Pitch circle diameter | 548.8 mm |
| Width | 40 mm |
| Dynamic load rating C | 239 kN |
| Static load rating C0 | 607 kN |
| Mass | 26 kg |
| Feature | Outer ring split type for inner ring rotation |
Application and Selection Notes
RB50040 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 500 mm, outer diameter 600 mm and width 40 mm. Confirm shoulder dimensions before final housing design.
For load review, compare dynamic load rating 239 kN and static load rating 607 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 RB50040?
RB50040 is a RB series cross roller bearing for combined radial, axial and moment loads.
Can RB50040 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 RB50040?
The dynamic load rating is 239 kN and the static load rating is 607 kN. Final selection must consider the actual load direction and duty cycle.
What should be checked before ordering RB50040?
Confirm bore, outer diameter, width, bearing type, accuracy, clearance, preload and installation method before ordering this Cross Roller Bearing.
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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: RB50040
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.
