FOR REFERENCE ONLY
>
Bearing No. 30307XR
Specifications
(Boundary dimensions ...etc)
| d(mm) | 35 |
|---|---|
| D(mm) | 80 |
| T(mm) | 22.75 |
| B(mm) | 21 |
| C(mm) | 18 |
| r(min.)(mm) | 2 |
| r1(min.)(mm) | 1.5 |
| Basic load ratings : Cr(kN) | 87.2 |
| Basic load ratings : C0r(kN) | 77.8 |
| Fatigue load limit : Cu(kN) | 11.4 |
| Limiting speeds(Grease lub.)(min-1) | 5200 |
| Limiting speeds(Oil lub.)(min-1) | 7000 |
| Load center spread : a(mm) | 20.5 |
| Constant e() | 0.55 |
| Axial load factors : Y1() | 1.10 |
| Axial load factors : Y0() | 0.60 |
Mounting dimensions
| da(min.)(mm) | 45 |
|---|---|
| db(max.)(mm) | 45 |
| Da(max.)(mm) | 70 |
| Da(min.)(mm) | 63 |
| Db(min.)(mm) | 74 |
| Sa(min.)(mm) | 3 |
| Sb(min.)(mm) | 4.5 |
| ra(max.)(mm) | 2 |
| rb(max.)(mm) | 1.5 |
Refer.
| (Refer.)Mass(kg) | 0.560 |
|---|
2025/10/25