- Tapered roller bearings
- Single-row
- Metric series
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Bearing No. 30252
Specifications
(Boundary dimensions ...etc)
d(mm) | 260 |
---|
D(mm) | 480 |
---|
T(mm) | 89 |
---|
B(mm) | 80 |
---|
C(mm) | 67 |
---|
r(min.)(mm) | 6 |
---|
r1(min.)(mm) | 5 |
---|
Basic load ratings : Cr(kN) | 1510 |
---|
Basic load ratings : C0r(kN) | 1860 |
---|
Fatigue load limit : Cu(kN) | 190 |
---|
Limiting speeds(Grease lub.)(min-1) | 650 |
---|
Limiting speeds(Oil lub.)(min-1) | 870 |
---|
Load center spread : a(mm) | 93.6 |
---|
Constant e() | 0.42 |
---|
Axial load factors : Y1() | 1.44 |
---|
Axial load factors : Y0() | 0.79 |
Mounting dimensions
da(min.)(mm) | 288 |
---|
db(max.)(mm) | 310 |
---|
Da(max.)(mm) | 458 |
---|
da(min.)(mm) | 415 |
---|
db(min.)(mm) | 450 |
---|
Sa(min.)(mm) | 14 |
---|
Sb(min.)(mm) | 21 |
---|
ra(max.)(mm) | 5 |
---|
rb(max.)(mm) | 4 |
Refer.