FOR REFERENCE ONLY
Bearing No. 7309BDB
Specification data (main dimensions, etc.)
| d(mm) | 45 |
|---|---|
| D(mm) | 100 |
| B(mm) | 50 |
| r(min.)(mm) | 1.5 |
| r1(min.)(mm) | 1 |
| Basic load ratings : Cr(kN) | 109 |
| Basic load ratings : C0r(kN) | 74.3 |
| Fatigue load limit : Cu(kN) | 4.85 |
| factor : f0 | - |
| Limiting speeds(Grease lub.)(min-1) | 3900 |
| Limiting speeds(Oil lub.)(min-1) | 5200 |
| Load center spread : a(mm) | 86.3 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 53.5 mm |
|---|---|
| Db(max.)(mm) | 94.5 mm |
| ra(max.)(mm) | 1.5 mm |
| rb(max.)(mm) | 1 mm |
| Mass(Refer.)(kg) | 1.75 kg |
2026/06/30