| Bearing number |
NU 228 ECM/C3VL2071 |
| Size (mm) |
250x140x42 |
| Bore Diameter (mm) |
250 |
| Outer Diameter (mm) |
140 |
| Width (mm) |
42 |
| d |
140 mm |
| D |
250 mm |
| B |
42 mm |
| D1 |
217 mm |
| F |
169 mm |
| s |
2.5 mm |
| r1,2 - min. |
3 mm |
| r3,4 - min. |
3 mm |
| da - min. |
154 mm |
| da - max. |
160 mm |
| db - min. |
172 mm |
| Da - max. |
236 mm |
| ra - max. |
2.5 mm |
| rb - max. |
2.5 mm |
| Basic dynamic load rating - C |
396 kN |
| Basic static load rating - C0 |
520 kN |
| Fatigue load limit - Pu |
58.5 kN |
| Reference speed |
2600 r/min |
| Limiting speed |
3200 r/min |
| Calculation factor - kr |
0.15 |
| D1 ≈ |
217 mm |
| s max. |
2.5 mm |
| r1,2 min. |
3 mm |
| r3,4 min. |
3 mm |
| da min. |
154 mm |
| da max. |
160 mm |
| db min. |
172 mm |
| Da max. |
236 mm |
| ra max. |
2.5 mm |
| rb max. |
2.5 mm |
| Basic dynamic load rating C |
396 kN |
| Basic static load rating C0 |
520 kN |
| Fatigue load limit Pu |
58.5 kN |
| Calculation factor kr |
0.15 |
| Mass bearing |
9 kg |