- Tapered roller bearings
- Single-row
- Inch series
Bearing No. 477/472
Specification data (main dimensions, etc.)
| d(mm) | 63.500 |
|---|
| D(mm) | 120.000 |
|---|
| T(mm) | 29.794 |
|---|
| B(mm) | 29.007 |
|---|
| C(mm) | 24.237 |
|---|
| r(min.)(mm) | 0.8 |
|---|
| r1(min.)(mm) | 2.0 |
|---|
| Basic load ratings : Cr(kN) | 148 |
|---|
| Basic load ratings : C0r(kN) | 161 |
|---|
| Fatigue load limit : Cu(kN) | 25.0 |
|---|
| Limiting speeds(Grease lub.)(min-1) | 3200 |
|---|
| Limiting speeds(Oil lub.)(min-1) | 4200 |
|---|
| Load center spread : a(mm) | 25.7 |
|---|
| Constant :e | 0.38 |
|---|
| Axial load factors : Y1 | 1.56 |
|---|
| Axial load factors : Y0 | 0.86 |
Mounting dimensions,weight (reference)
| da(mm) | 73.0 mm |
|---|
| db(mm) | 72.0 mm |
|---|
| Da(mm) | 108.0 mm |
|---|
| Db(mm) | 113.0 mm |
|---|
| ra(max.)(mm) | 0.8 mm |
|---|
| rb(max.)(mm) | 2.0 mm |
|---|
| Mass(Refer.)(kg) | 1.46 kg |