FOR REFERENCE ONLY
Bearing No. 30234JR
Specification data (main dimensions, etc.)
| d(mm) | 170 |
|---|---|
| D(mm) | 310 |
| T(mm) | 57 |
| B(mm) | 52 |
| C(mm) | 43 |
| r(min.)(mm) | 5 |
| r1(min.)(mm) | 4 |
| Basic load ratings : Cr(kN) | 776 |
| Basic load ratings : C0r(kN) | 867 |
| Fatigue load limit : Cu(kN) | 103 |
| Limiting speeds(Grease lub.)(min-1) | 1100 |
| Limiting speeds(Oil lub.)(min-1) | 1500 |
| Load center spread : a(mm) | 61.2 |
| Constant e | 0.44 |
| Axial load factors : Y1 | 1.38 |
| Axial load factors : Y0 | 0.76 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 192 mm |
|---|---|
| db(max.)(mm) | 202 mm |
| Da(max.)(mm) | 292 mm |
| da(min.)(mm) | 269 mm |
| db(min.)(mm) | 288 mm |
| Sa(min.)(mm) | 8 mm |
| Sb(min.)(mm) | 14 mm |
| ra(max.)(mm) | 4 mm |
| rb(max.)(mm) | 3 mm |
| Mass(Refer.)(kg) | 17.8 kg |
2026/07/05