| Name | Value | 
|---|---|
| Bearing number | NUP 203 ECP | 
| Size (mm) | 17x40x12 | 
| Brand | MBY | 
| Bore Diameter (mm) | 17 | 
| Outer Diameter (mm) | 40 | 
| Width (mm) | 12 | 
| Name | Value | 
|---|---|
| d | 17 mm | 
| D | 40 mm | 
| B | 12 mm | 
| d1 | - 25 mm | 
| D1 | - 32.35 mm | 
| F | 22.1 mm | 
| r1,2 | min. - 0.6 mm | 
| r3,4 | min. - 0.3 mm | 
| da | min. - 20.7 mm | 
| db | min. - 27 mm | 
| Da | max. - 36 mm | 
| ra | max. - 0.6 mm | 
| Basic dynamic load rating | C - 17.2 kN | 
| Basic static load rating | C0 - 14.3 kN | 
| Fatigue load limit | Pu - 1.7 kN | 
| Reference speed | 19000 r/min | 
| Limiting speed | 22000 r/min | 
| Calculation factor | kr - 0.15 | 
| Mass bearing | 0.072 kg | 
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