- Tapered roller bearings
- Single-row
- Metric series
>
Bearing No. 30303JR
Specifications
(Boundary dimensions ...etc)
d(mm) | 17 |
---|
D(mm) | 47 |
---|
T(mm) | 15.25 |
---|
B(mm) | 14 |
---|
C(mm) | 12 |
---|
r(min.)(mm) | 1 |
---|
r1(min.)(mm) | 1 |
---|
Basic load ratings : Cr(kN) | 34.2 |
---|
Basic load ratings : C0r(kN) | 24.5 |
---|
Fatigue load limit : Cu(kN) | 3.45 |
---|
Limiting speeds(Grease lub.)(min-1) | 9200 |
---|
Limiting speeds(Oil lub.)(min-1) | 12000 |
---|
Load center spread : a(mm) | 11.0 |
---|
Constant e() | 0.29 |
---|
Axial load factors : Y1() | 2.11 |
---|
Axial load factors : Y0() | 1.16 |
Mounting dimensions
da(min.)(mm) | 22.5 |
---|
db(max.)(mm) | 25 |
---|
Da(max.)(mm) | 41.5 |
---|
da(min.)(mm) | 40 |
---|
db(min.)(mm) | 42 |
---|
Sa(min.)(mm) | 2 |
---|
Sb(min.)(mm) | 3 |
---|
ra(max.)(mm) | 1 |
---|
rb(max.)(mm) | 1 |
Refer.