- Rolling mill roll neck bearings
- Four-row tapered roller bearings
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Bearing No. 4TR680C
Specifications
(Boundary dimensions ...etc)
d(mm) | 680 |
---|
D(mm) | 1020 |
---|
T(mm) | 555 |
---|
W(mm) | 555 |
---|
r(min.)(mm) | 6 |
---|
r1(min.)(mm) | 3 |
---|
Basic load ratings : Cr(kN) | 16500 |
---|
Basic load ratings : C0r(kN) | 36700 |
---|
Fatigue load limit : Cu(kN) | 2910 |
---|
Axial load factors : Y2(mm) | 2.12 |
---|
Axial load factors : Y3() | 3.15 |
---|
Axial load factors : Y0() | 2.07 |
---|
Constant e() | 0.32 |
Mounting dimensions
da(min.)(mm) | 771 |
---|
Da(max.)(mm) | 992 |
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Da(max.)(mm) | 934 |
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S(min.)(mm) | 14.5 |
---|
ra(max.)(mm) | 5 |
---|
rb(max.)(mm) | 2.5 |
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Axial load factors : Y2(mm) | 2.12 |
---|
Axial load factors : Y3() | 3.15 |
---|
Axial load factors : Y0() | 2.07 |
---|
Constant e() | 0.32 |
Refer.