- Tapered roller bearings
- Single-row
- Metric series
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Bearing No. 30248R
Specifications
(Boundary dimensions ...etc)
d(mm) | 240 |
---|
D(mm) | 440 |
---|
T(mm) | 79 |
---|
B(mm) | 72 |
---|
C(mm) | 60 |
---|
r(min.)(mm) | 5 |
---|
r1(min.)(mm) | 4 |
---|
Basic load ratings : Cr(kN) | 1540 |
---|
Basic load ratings : C0r(kN) | 1790 |
---|
Fatigue load limit : Cu(kN) | 191 |
---|
Limiting speeds(Grease lub.)(min-1) | 730 |
---|
Limiting speeds(Oil lub.)(min-1) | 980 |
---|
Load center spread : a(mm) | 82.7 |
---|
Constant e() | 0.42 |
---|
Axial load factors : Y1() | 1.43 |
---|
Axial load factors : Y0() | 0.79 |
Mounting dimensions
da(min.)(mm) | 262 |
---|
db(max.)(mm) | 287 |
---|
Da(max.)(mm) | 422 |
---|
da(min.)(mm) | 377 |
---|
db(min.)(mm) | 409 |
---|
Sa(min.)(mm) | 14 |
---|
Sb(min.)(mm) | 18 |
---|
ra(max.)(mm) | 4 |
---|
rb(max.)(mm) | 3 |
Refer.