FOR REFERENCE ONLY
Bearing No. 6311 2RS
Specification data (main dimensions, etc.)
| d(mm) | 55 |
|---|---|
| D(mm) | 120 |
| B(mm) | 29 |
| r(min.)(mm) | 2 |
| Basic load ratings : Cr(kN) | 89.5 |
| Basic load ratings : C0r(kN) | 45.0 |
| Fatigue load limit : Cu(kN) | 3.45 |
| factor : f0 | 13.2 |
| Limiting speeds(Grease lub.)(min-1) | 3700 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 64 mm |
|---|---|
| da(max.)(mm) | 74.5 mm |
| Da(max.)(mm) | 111 mm |
| ra(max.)(mm) | 2 mm |
| Mass(Refer.)(kg) | 1.37 kg |
2026/06/28