- Tapered roller bearings
- Single-row
- Inch series
Bearing No. 34301/478
Specification data (main dimensions, etc.)
| d(mm) | 76.200 |
|---|
| D(mm) | 121.442 |
|---|
| T(mm) | 24.608 |
|---|
| B(mm) | 23.012 |
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| C(mm) | 17.462 |
|---|
| r(min.)(mm) | 3.6 |
|---|
| r1(min.)(mm) | 2.0 |
|---|
| Basic load ratings : Cr(kN) | 113 |
|---|
| Basic load ratings : C0r(kN) | 127 |
|---|
| Fatigue load limit : Cu(kN) | 19.4 |
|---|
| Limiting speeds(Grease lub.)(min-1) | 3000 |
|---|
| Limiting speeds(Oil lub.)(min-1) | 4000 |
|---|
| Load center spread : a(mm) | 26.8 |
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| Constant :e | 0.45 |
|---|
| Axial load factors : Y1 | 1.33 |
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| Axial load factors : Y0 | 0.73 |
Mounting dimensions,weight (reference)
| da(mm) | 89.0 mm |
|---|
| db(mm) | 83.0 mm |
|---|
| Da(mm) | 110.0 mm |
|---|
| Db(mm) | 116.0 mm |
|---|
| ra(max.)(mm) | 3.6 mm |
|---|
| rb(max.)(mm) | 2.0 mm |
|---|
| Mass(Refer.)(kg) | 0.93 kg |