FOR REFERENCE ONLY
Bearing No. 30248R
Specification data (main dimensions, etc.)
| d(mm) | 240 |
|---|---|
| D(mm) | 440 |
| T(mm) | 79 |
| B(mm) | 72 |
| C(mm) | 60 |
| r(min.)(mm) | 5 |
| r1(min.)(mm) | 4 |
| Basic load ratings : Cr(kN) | 1540 |
| Basic load ratings : C0r(kN) | 1790 |
| Fatigue load limit : Cu(kN) | 191 |
| Limiting speeds(Grease lub.)(min-1) | 730 |
| Limiting speeds(Oil lub.)(min-1) | 980 |
| Load center spread : a(mm) | 82.7 |
| Constant e | 0.42 |
| Axial load factors : Y1 | 1.43 |
| Axial load factors : Y0 | 0.79 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 262 mm |
|---|---|
| db(max.)(mm) | 287 mm |
| Da(max.)(mm) | 422 mm |
| da(min.)(mm) | 377 mm |
| db(min.)(mm) | 409 mm |
| Sa(min.)(mm) | 14 mm |
| Sb(min.)(mm) | 18 mm |
| ra(max.)(mm) | 4 mm |
| rb(max.)(mm) | 3 mm |
| Mass(Refer.)(kg) | 49.5 kg |
2026/08/05