FOR REFERENCE ONLY
Bearing No. NN3056
Specification data (main dimensions, etc.)
| d(mm) | 280 |
|---|---|
| D(mm) | 420 |
| B(mm) | 106 |
| r(min.)(mm) | 4 |
| Fw(mm) | - |
| Ew(mm) | 384 |
| Basic load ratings : Cr(kN) | 1370 |
| Basic load ratings : C0r(kN) | 2010 |
| Fatigue load limit : Cu(kN) | 220 |
| Limiting speeds(Grease lub.)(min-1) | 1200 |
| Limiting speeds(Oil lub.)(min-1) | 1400 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 296 mm |
|---|---|
| da(max.)(mm) | - mm |
| db(min.)(mm) | - mm |
| Da(max.)(mm) | 404 mm |
| da(min.)(mm) | 387 mm |
| ra(max.)(mm) | 3 mm |
| Mass(Refer.)(kg) | 51.2 kg |
2026/07/01