| Name | Value |
|---|---|
| Bearing number | 21307 CCK + H 307 |
| Size (mm) | 30x80x21 |
| Brand | MBY |
| Bore Diameter (mm) | 30 |
| Outer Diameter (mm) | 80 |
| Width (mm) | 21 |
| Name | Value |
|---|---|
| d1 | 30 mm |
| D | 80 mm |
| B | 21 mm |
| d2 | - 47.2 mm |
| d3 | 52 mm |
| D1 | - 65.6 mm |
| B1 | 35 mm |
| B4 | 9 mm |
| r1,2 | min. - 1.5 mm |
| da | max. - 47 mm |
| db | min. - 39 mm |
| Da | max. - 71 mm |
| Ba | min. - 7 mm |
| ra | max. - 1.5 mm |
| Basic dynamic load rating | C - 79.2 kN |
| Basic static load rating | C0 - 72 kN |
| Fatigue load limit | Pu - 8.2 kN |
| Reference speed | 7300 r/min |
| Limiting speed | 9500 r/min |
| Calculation factor | e - 0.28 |
| Calculation factor | Y1 - 2.4 |
| Calculation factor | Y2 - 3.6 |
| Calculation factor | Y0 - 2.5 |
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