| Name | Value |
|---|---|
| Bearing number | NNU 4921 B/SPW33 |
| Size (mm) | 105x145x40 |
| Brand | MBY |
| Bore Diameter (mm) | 105 |
| Outer Diameter (mm) | 145 |
| Width (mm) | 40 |
| Name | Value |
|---|---|
| d | 105 mm |
| D | 145 mm |
| B | 40 mm |
| D1 | 130.8 mm |
| F | 118 mm |
| b | 5.5 mm |
| K | 3 mm |
| r1,2 | min. - 1.1 mm |
| r1,2 | min. - 1.1 mm |
| s | 1.1 mm |
| da | min. - 111 mm |
| da | max. - 116 mm |
| db | min. - 121 mm |
| Da | max. - 138.5 mm |
| ra | max. - 1 mm |
| ra | max. - 1 mm |
| dn | 119 mm |
| Basic dynamic load rating | C - 130 kN |
| Basic static load rating | C0 - 260 kN |
| Fatigue load limit | Pu - 30 kN |
| Limiting speed for grease lubrication | 5300 r/min |
| Limiting speed for oil lubrication | 6000 mm/min |
| Gref | 15 cm |
| Mass bearing | 2 kg |
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