- Tapered roller bearings
- Single-row
- Metric series
>

Bearing No. 30307DJR
Specifications
(Boundary dimensions ...etc)
| d(mm) | 35 |
|---|
| D(mm) | 80 |
|---|
| T(mm) | 22.75 |
|---|
| B(mm) | 21 |
|---|
| C(mm) | 15 |
|---|
| r(min.)(mm) | 2 |
|---|
| r1(min.)(mm) | 1.5 |
|---|
| Basic load ratings : Cr(kN) | 78.7 |
|---|
| Basic load ratings : C0r(kN) | 69.1 |
|---|
| Fatigue load limit : Cu(kN) | 9.85 |
|---|
| Limiting speeds(Grease lub.)(min-1) | 4300 |
|---|
| Limiting speeds(Oil lub.)(min-1) | 6000 |
|---|
| Load center spread : a(mm) | 26.8 |
|---|
| Constant e() | 0.83 |
|---|
| Axial load factors : Y1() | 0.73 |
|---|
| Axial load factors : Y0() | 0.40 |
Mounting dimensions
| da(min.)(mm) | 45 |
|---|
| db(max.)(mm) | 44 |
|---|
| Da(max.)(mm) | 70 |
|---|
| Da(min.)(mm) | 66 |
|---|
| Db(min.)(mm) | 76.5 |
|---|
| Sa(min.)(mm) | 3 |
|---|
| Sb(min.)(mm) | 7.5 |
|---|
| ra(max.)(mm) | 2 |
|---|
| rb(max.)(mm) | 1.5 |
Refer.