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

Bearing No. 65390/20
Specifications
(Boundary dimensions ...etc)
| d(mm) | 49.212 |
|---|
| D(mm) | 114.300 |
|---|
| T(mm) | 44.450 |
|---|
| B(mm) | 44.450 |
|---|
| C(mm) | 34.925 |
|---|
| r(min.)(mm) | 3.6 |
|---|
| r1(min.)(mm) | 3.2 |
|---|
| Basic load ratings : Cr(kN) | 237 |
|---|
| Basic load ratings : C0r(kN) | 230 |
|---|
| Fatigue load limit : Cu(kN) | 35.1 |
|---|
| Limiting speeds(Grease lub.)(min-1) | 3800 |
|---|
| Limiting speeds(Oil lub.)(min-1) | 5000 |
|---|
| Load center spread : a(mm) | 31.7 |
|---|
| Constant :e() | 0.43 |
|---|
| Axial load factors : Y1() | 1.40 |
|---|
| Axial load factors : Y0() | 0.77 |
Mounting dimensions
| da(mm) | 70.0 |
|---|
| db(mm) | 60.0 |
|---|
| Da(mm) | 97.0 |
|---|
| Db(mm) | 107.0 |
|---|
| ra(max.)(mm) | 3.6 |
|---|
| rb(max.)(mm) | 3.2 |
Refer.