- Rolling mill roll neck bearings
- Four-row tapered roller bearings
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Bearing No. M252349D/310/310D
Specifications
(Boundary dimensions ...etc)
| d(mm) | 269.875 |
|---|
| D(mm) | 381.000 |
|---|
| T(mm) | 282.575 |
|---|
| W(mm) | 282.575 |
|---|
| r(min.)(mm) | 3.2 |
|---|
| r1(min.)(mm) | 3.2 |
|---|
| Basic load ratings : Cr(kN) | 3150 |
|---|
| Basic load ratings : C0r(kN) | 6690 |
|---|
| Fatigue load limit : Cu(kN) | 697 |
|---|
| Axial load factors : Y2(mm) | 2.03 |
|---|
| Axial load factors : Y3() | 3.02 |
|---|
| Axial load factors : Y0() | 1.98 |
|---|
| Constant e() | 0.33 |
Mounting dimensions
| da(min.)(mm) | 291 |
|---|
| Da(max.)(mm) | 367 |
|---|
| Da(max.)(mm) | 350 |
|---|
| S(min.)(mm) | 6 |
|---|
| ra(max.)(mm) | 3.2 |
|---|
| rb(max.)(mm) | 3.2 |
|---|
| Axial load factors : Y2(mm) | 2.03 |
|---|
| Axial load factors : Y3() | 3.02 |
|---|
| Axial load factors : Y0() | 1.98 |
|---|
| Constant e() | 0.33 |
Refer.