| Name | Value |
|---|---|
| Bearing number | NNU 4921 BK/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 |
| C | 40 mm |
| b | 5,5 mm |
| r1 min. | 1,1 mm |
| r2 min. | 1,1 mm |
| r3 min. | 0,6 mm |
| r4 min. | 0,6 mm |
| D1 | 130,8 mm |
| F | 118 mm |
| K | 3 mm |
| da min. | 111 mm |
| da max | 116 mm |
| Da max. | 138,5 mm |
| db min | 121 mm |
| ra max. | 1 mm |
| S | 1,1 mm |
| dh | 119 mm |
| Weight | 2 Kg |
| Basic dynamic load rating (C) | 130 kN |
| Basic static load rating (C0) | 260 kN |
| (Grease) Lubrication Speed | 5 300 r/min |
| (Oil) Lubrication Speed | 6 000 r/min |
| Fatigue load limit (Pu) | 30 |
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