FOR REFERENCE ONLY
>
Bearing No. 7909C FY
Specifications
(Boundary dimensions ...etc)
| d(mm) | 45 |
|---|---|
| D(mm) | 68 |
| B(mm) | 12 |
| r(min.)(mm) | 0.6 |
| r1(min.)(mm) | 0.3 |
| Basic load ratings : Cr(kN) | 20.8 |
| Basic load ratings : C0r(kN) | 14.1 |
| Fatigue load limit : Cu(kN) | 0.770 |
| factor : f0() | 16.0 |
| Limiting speeds(Grease lub.)(min-1) | 15000 |
| Limiting speeds(Oil lub.)(min-1) | 20000 |
| Load center spread : a(mm) | 13.6 |
Mounting dimensions
| da(min.)(mm) | 49.5 |
|---|---|
| Da(max.)(mm) | 63.5 |
| ra(max.)(mm) | 0.6 |
Refer.
| (Refer.)Mass(kg) | 0.127 |
|---|
2025/10/28