FOR REFERENCE ONLY
>
Bearing No. 12580/20
Specifications
(Boundary dimensions ...etc)
| d(mm) | 20.638 |
|---|---|
| D(mm) | 49.225 |
| T(mm) | 19.845 |
| B(mm) | 19.845 |
| C(mm) | 15.875 |
| r(min.)(mm) | 1.6 |
| r1(min.)(mm) | 1.6 |
| Basic load ratings : Cr(kN) | 45.5 |
| Basic load ratings : C0r(kN) | 37.7 |
| Fatigue load limit : Cu(kN) | 5.35 |
| Limiting speeds(Grease lub.)(min-1) | 8600 |
| Limiting speeds(Oil lub.)(min-1) | 12000 |
| Load center spread : a(mm) | 12.7 |
| Constant :e() | 0.32 |
| Axial load factors : Y1() | 1.86 |
| Axial load factors : Y0() | 1.02 |
Mounting dimensions
| da(mm) | 28.5 |
|---|---|
| db(mm) | 26.0 |
| Da(mm) | 42.5 |
| Db(mm) | 45.5 |
| ra(max.)(mm) | 1.6 |
| rb(max.)(mm) | 1.6 |
Refer.
| (Refer.)Mass(kg) | 0.183 |
|---|
2025/06/13