- Tapered roller bearings
- Single-row
- Metric series
>
Bearing No. 30307DJR
Specifications
(Boundary dimensions ...etc)
d(mm) | 35 |
---|
D(mm) | 80 |
---|
T(mm) | 22.75 |
---|
B(mm) | 21 |
---|
C(mm) | 15 |
---|
r(min.)(mm) | 2 |
---|
r1(min.)(mm) | 1.5 |
---|
Basic load ratings : Cr(kN) | 78.7 |
---|
Basic load ratings : C0r(kN) | 69.1 |
---|
Fatigue load limit : Cu(kN) | 9.85 |
---|
Limiting speeds(Grease lub.)(min-1) | 4300 |
---|
Limiting speeds(Oil lub.)(min-1) | 6000 |
---|
Load center spread : a(mm) | 26.8 |
---|
Constant e() | 0.83 |
---|
Axial load factors : Y1() | 0.73 |
---|
Axial load factors : Y0() | 0.40 |
Mounting dimensions
da(min.)(mm) | 45 |
---|
db(max.)(mm) | 44 |
---|
Da(max.)(mm) | 70 |
---|
da(min.)(mm) | 66 |
---|
db(min.)(mm) | 76.5 |
---|
Sa(min.)(mm) | 3 |
---|
Sb(min.)(mm) | 7.5 |
---|
ra(max.)(mm) | 2 |
---|
rb(max.)(mm) | 1.5 |
Refer.