FOR REFERENCE ONLY
Bearing No. 21308RZ
Specification data (main dimensions, etc.)
| d(mm) | 40 |
|---|---|
| D(mm) | 90 |
| B(mm) | 23 |
| r(min.)(mm) | 1.5 |
| Basic load ratings : Cr(kN) | 105 |
| Basic load ratings : C0r(kN) | 95.5 |
| Fatigue load limit : Cu(kN) | 7.55 |
| Limiting speeds(Grease lub.)(min-1) | 5600 |
| Limiting speeds(Oil lub.)(min-1) | 7600 |
| Constant e | 0.26 |
| Axial load factors : Y1 | 2.55 |
| Axial load factors : Y2 | 3.80 |
| Axial load factors : Y0 | 2.50 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 48.5 mm |
|---|---|
| Da(max.)(mm) | 81.5 mm |
| ra(max.)(mm) | 1.5 mm |
| Mass(Refer.)(kg) | 0.781 kg |
2026/07/29