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

Bearing No. 30304AC
Specifications
(Boundary dimensions ...etc)
d(mm) | 20 |
---|
D(mm) | 52 |
---|
T(mm) | 16.25 |
---|
B(mm) | 16 |
---|
C(mm) | 12 |
---|
r(min.)(mm) | 1.5 |
---|
r1(min.)(mm) | 1.5 |
---|
Basic load ratings : Cr(kN) | 43.3 |
---|
Basic load ratings : C0r(kN) | 28.4 |
---|
Fatigue load limit : Cu(kN) | 4.65 |
---|
Limiting speeds(Grease lub.)(min-1) | 8300 |
---|
Limiting speeds(Oil lub.)(min-1) | 11000 |
---|
Load center spread : a(mm) | 13.5 |
---|
Constant e() | 0.55 |
---|
Axial load factors : Y1() | 1.10 |
---|
Axial load factors : Y0() | 0.60 |
Mounting dimensions
da(min.)(mm) | 28.5 |
---|
db(max.)(mm) | 28 |
---|
Da(max.)(mm) | 43.5 |
---|
da(min.)(mm) | 42 |
---|
db(min.)(mm) | 49 |
---|
Sa(min.)(mm) | 4 |
---|
Sb(min.)(mm) | 4 |
---|
ra(max.)(mm) | 1.5 |
---|
rb(max.)(mm) | 1.5 |
Refer.