Key size: bore 350 mm, outer diameter 540 mm, width 45 mm.
THK Replacement Cross Roller Bearings · RU Series
RU445G Cross Roller Bearing
RU445G cross roller bearing with bore, outer diameter, width, series and quote information.
Ask for price, lead time and equivalent bearing options.
RU445G Cross Roller Bearing Photo
Real photo of an RU / CRBFV style cross roller bearing for quick visual confirmation.
Product Introduction
RU445G is a RU series cross roller bearing for compact rotary structures that need combined radial, axial and moment load capacity.
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=350 mmD=540 mmB=45 mmdp=445.4 mmds=417 mmDh=473 mm
d=350 mmD=540 mmB=45 mmdp=445.4 mmds=417 mmDh=473 mm
Specifications
| Brand | THK Replacement Cross Roller Bearings |
|---|---|
| Series | RU |
| Model | RU445G |
| Bore diameter | 350 mm |
| Outer diameter | 540 mm |
| Pitch circle diameter | 445.4 mm |
| Width | 45 mm |
| Dynamic load rating C | 222 kN |
| Static load rating C0 | 473 kN |
| Feature | Integrated inner and outer ring with mounting holes |
Application and Selection Notes
RU445G is a RU 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 350 mm, outer diameter 540 mm and width 45 mm. Confirm shoulder dimensions before final housing design.
For load review, compare dynamic load rating 222 kN and static load rating 473 kN with the actual radial, axial and moment load conditions.
Series type：Integrated inner and outer ring 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
Can RU445G be replaced with another brand?
Yes. Please provide the original part number, drawing or key dimensions so the fit and accuracy can be checked.
What should be checked before ordering?
Confirm bore, outer diameter, width, load direction, rotation part and installation method.
Related Models
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Model Search
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Applications
Industrial robotsCNC rotary tablesMedical imaging systemsOptical inspection equipmentPrecision reducers
Request a Quote: RU445G
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.
