- Tapered roller bearings
- Double-row
- TDI type
Bearing No. 45388
Specification data (main dimensions, etc.)
| d(mm) | 440 |
|---|
| D(mm) | 720 |
|---|
| B(mm) | 226 |
|---|
| T(mm) | 226 |
|---|
| r(min.)(mm) | 6 |
|---|
| r1(min.)(mm) | 6 |
|---|
| Basic load ratings : Cr(kN) | 5750 |
|---|
| Basic load ratings : C0r(kN) | 9130 |
|---|
| Fatigue load limit : Cu(kN) | 834 |
|---|
| Limiting speeds(Grease lub.)(min-1) | 270 |
|---|
| Limiting speeds(Oil lub.)(min-1) | 360 |
|---|
| Constant e | 0.39 |
|---|
| Axial load factors : Y2 | 1.74 |
|---|
| Axial load factors : Y3 | 2.59 |
|---|
| Axial load factors : Y0 | 1.70 |
Mounting dimensions,weight (reference)
| da(max.)(mm) | 506 mm |
|---|
| Da(max.)(mm) | 692 mm |
|---|
| Da(min.)(mm) | 642 mm |
|---|
| Sa(min.)(mm) | 7 mm |
|---|
| ra(max.)(mm) | 5 mm |
|---|
| rb(max.)(mm) | 5 mm |
|---|
| Mass(Refer.)(kg) | 367 kg |