- Rolling mill roll neck bearings
- Four-row tapered roller bearings
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Bearing No. M757448D/410/410D
Specifications
(Boundary dimensions ...etc)
d(mm) | 304.648 |
---|
D(mm) | 438.048 |
---|
T(mm) | 279.400 |
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W(mm) | 280.990 |
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r(min.)(mm) | 4.8 |
---|
r1(min.)(mm) | 3.2 |
---|
Basic load ratings : Cr(kN) | 3470 |
---|
Basic load ratings : C0r(kN) | 6980 |
---|
Fatigue load limit : Cu(kN) | 716 |
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Axial load factors : Y2(mm) | 1.44 |
---|
Axial load factors : Y3() | 2.15 |
---|
Axial load factors : Y0() | 1.41 |
---|
Constant e() | 0.47 |
Mounting dimensions
da(min.)(mm) | 331 |
---|
Da(max.)(mm) | 420 |
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Da(max.)(mm) | 403 |
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S(min.)(mm) | 7 |
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ra(max.)(mm) | 4.8 |
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rb(max.)(mm) | 3.2 |
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Axial load factors : Y2(mm) | 1.44 |
---|
Axial load factors : Y3() | 2.15 |
---|
Axial load factors : Y0() | 1.41 |
---|
Constant e() | 0.47 |
Refer.