| Name | Value |
|---|---|
| Bearing number | WBB1-8707-2Z |
| Size (mm) | 7x13x4 |
| Brand | MBY |
| Bore Diameter (mm) | 7 |
| Outer Diameter (mm) | 13 |
| Width (mm) | 4 |
| Name | Value |
|---|---|
| d | 7 mm |
| D | 13 mm |
| B | 4 mm |
| d2 | - 9 mm |
| D2 | - 11.75 mm |
| r1,2 | min. - 0.15 mm |
| da | min. - 8.2 mm |
| da | max. - 8.9 mm |
| Da | max. - 11.9 mm |
| ra | max. - 0.15 mm |
| Basic dynamic load rating | C - 0.312 kN |
| Basic static load rating | C0 - 0.143 kN |
| Fatigue load limit | Pu - 0.006 kN |
| Reference speed | 100000 r/min |
| Limiting speed | 50000 r/min |
| Calculation factor | kr - 0.015 |
| Calculation factor | f0 - 8.3 |
| Mass bearing | 0.002 kg |
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