- Tapered roller bearings
- Single-row
- Inch series
Bearing No. 47686R/20A
Specification data (main dimensions, etc.)
| d(mm) | 82.550 |
|---|
| D(mm) | 133.350 |
|---|
| T(mm) | 33.338 |
|---|
| B(mm) | 33.338 |
|---|
| C(mm) | 26.195 |
|---|
| r(min.)(mm) | 3.6 |
|---|
| r1(min.)(mm) | 0.8 |
|---|
| Basic load ratings : Cr(kN) | 193 |
|---|
| Basic load ratings : C0r(kN) | 245 |
|---|
| Fatigue load limit : Cu(kN) | 37.2 |
|---|
| Limiting speeds(Grease lub.)(min-1) | 2700 |
|---|
| Limiting speeds(Oil lub.)(min-1) | 3700 |
|---|
| Load center spread : a(mm) | 29.2 |
|---|
| Constant :e | 0.40 |
|---|
| Axial load factors : Y1 | 1.48 |
|---|
| Axial load factors : Y0 | 0.82 |
Mounting dimensions,weight (reference)
| da(mm) | 97.0 mm |
|---|
| db(mm) | 90.0 mm |
|---|
| Da(mm) | 121.0 mm |
|---|
| Db(mm) | 128.0 mm |
|---|
| ra(max.)(mm) | 3.6 mm |
|---|
| rb(max.)(mm) | 0.8 mm |
|---|
| Mass(Refer.)(kg) | 1.707 kg |