- Tapered roller bearings
- Single-row
- Metric series
>

Bearing No. 30304AJR
Specifications
(Boundary dimensions ...etc)
d(mm) | 20 |
---|
D(mm) | 52 |
---|
T(mm) | 16.25 |
---|
B(mm) | 16 |
---|
C(mm) | 13 |
---|
r(min.)(mm) | 1.5 |
---|
r1(min.)(mm) | 1.5 |
---|
Basic load ratings : Cr(kN) | 45.3 |
---|
Basic load ratings : C0r(kN) | 35.1 |
---|
Fatigue load limit : Cu(kN) | 5.05 |
---|
Limiting speeds(Grease lub.)(min-1) | 8300 |
---|
Limiting speeds(Oil lub.)(min-1) | 11000 |
---|
Load center spread : a(mm) | 11.1 |
---|
Constant e() | 0.30 |
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Axial load factors : Y1() | 2.00 |
---|
Axial load factors : Y0() | 1.10 |
Mounting dimensions
da(min.)(mm) | 28.5 |
---|
db(max.)(mm) | 28 |
---|
Da(max.)(mm) | 44 |
---|
Da(min.)(mm) | 44 |
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Db(min.)(mm) | 47 |
---|
Sa(min.)(mm) | 2 |
---|
Sb(min.)(mm) | 3 |
---|
ra(max.)(mm) | 1.5 |
---|
rb(max.)(mm) | 1.5 |
Refer.