- Tapered roller bearings
- Single-row
- Metric series
>
Bearing No. 30205JR
Specifications
(Boundary dimensions ...etc)
d(mm) | 25 |
---|
D(mm) | 52 |
---|
T(mm) | 16.25 |
---|
B(mm) | 15 |
---|
C(mm) | 13 |
---|
r(min.)(mm) | 1 |
---|
r1(min.)(mm) | 1 |
---|
Basic load ratings : Cr(kN) | 39.3 |
---|
Basic load ratings : C0r(kN) | 33.7 |
---|
Fatigue load limit : Cu(kN) | 4.75 |
---|
Limiting speeds(Grease lub.)(min-1) | 7800 |
---|
Limiting speeds(Oil lub.)(min-1) | 10000 |
---|
Load center spread : a(mm) | 12.9 |
---|
Constant e() | 0.37 |
---|
Axial load factors : Y1() | 1.60 |
---|
Axial load factors : Y0() | 0.88 |
Mounting dimensions
da(min.)(mm) | 30.5 |
---|
db(max.)(mm) | 31 |
---|
Da(max.)(mm) | 46.5 |
---|
da(min.)(mm) | 44 |
---|
db(min.)(mm) | 48 |
---|
Sa(min.)(mm) | 2 |
---|
Sb(min.)(mm) | 3 |
---|
ra(max.)(mm) | 1 |
---|
rb(max.)(mm) | 1 |
Refer.