FOR REFERENCE ONLY
Bearing No. 45256
Specification data (main dimensions, etc.)
| d(mm) | 280 |
|---|---|
| D(mm) | 420 |
| B(mm) | 106 |
| T(mm) | 106 |
| r(min.)(mm) | 4 |
| r1(min.)(mm) | 5 |
| Basic load ratings : Cr(kN) | 1490 |
| Basic load ratings : C0r(kN) | 2470 |
| Fatigue load limit : Cu(kN) | 265 |
| Limiting speeds(Grease lub.)(min-1) | 560 |
| Limiting speeds(Oil lub.)(min-1) | 750 |
| Constant e | 0.25 |
| Axial load factors : Y2 | 2.69 |
| Axial load factors : Y3 | 4.00 |
| Axial load factors : Y0 | 2.63 |
Mounting dimensions,weight (reference)
| da(max.)(mm) | 321 mm |
|---|---|
| Da(max.)(mm) | 402 mm |
| Da(min.)(mm) | 370 mm |
| Sa(min.)(mm) | 6 mm |
| ra(max.)(mm) | 3 mm |
| rb(max.)(mm) | 4 mm |
| Mass(Refer.)(kg) | 51.9 kg |
2026/07/20