FOR REFERENCE ONLY
Bearing No. 30316R
Specification data (main dimensions, etc.)
| d(mm) | 80 |
|---|---|
| D(mm) | 170 |
| T(mm) | 42.5 |
| B(mm) | 39 |
| C(mm) | 33 |
| r(min.)(mm) | 3 |
| r1(min.)(mm) | 2.5 |
| Basic load ratings : Cr(kN) | 345 |
| Basic load ratings : C0r(kN) | 330 |
| Fatigue load limit : Cu(kN) | 47.1 |
| Limiting speeds(Grease lub.)(min-1) | 2300 |
| Limiting speeds(Oil lub.)(min-1) | 3100 |
| Load center spread : a(mm) | 33.9 |
| Constant e | 0.35 |
| Axial load factors : Y1 | 1.73 |
| Axial load factors : Y0 | 0.95 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 94 mm |
|---|---|
| db(max.)(mm) | 102 mm |
| Da(max.)(mm) | 158 mm |
| da(min.)(mm) | 148 mm |
| db(min.)(mm) | 159 mm |
| Sa(min.)(mm) | 4 mm |
| Sb(min.)(mm) | 9.5 mm |
| ra(max.)(mm) | 2.5 mm |
| rb(max.)(mm) | 2 mm |
| Mass(Refer.)(kg) | 4.26 kg |
2026/07/22