- Tapered roller bearings
- Single-row
- Metric series
>
Bearing No. 30215JR
Specifications
(Boundary dimensions ...etc)
d(mm) | 75 |
---|
D(mm) | 130 |
---|
T(mm) | 27.25 |
---|
B(mm) | 25 |
---|
C(mm) | 22 |
---|
r(min.)(mm) | 2 |
---|
r1(min.)(mm) | 1.5 |
---|
Basic load ratings : Cr(kN) | 178 |
---|
Basic load ratings : C0r(kN) | 181 |
---|
Fatigue load limit : Cu(kN) | 28.2 |
---|
Limiting speeds(Grease lub.)(min-1) | 2900 |
---|
Limiting speeds(Oil lub.)(min-1) | 3900 |
---|
Load center spread : a(mm) | 27.6 |
---|
Constant e() | 0.44 |
---|
Axial load factors : Y1() | 1.38 |
---|
Axial load factors : Y0() | 0.76 |
Mounting dimensions
da(min.)(mm) | 85 |
---|
db(max.)(mm) | 86 |
---|
Da(max.)(mm) | 121.5 |
---|
da(min.)(mm) | 115 |
---|
db(min.)(mm) | 124 |
---|
Sa(min.)(mm) | 4 |
---|
Sb(min.)(mm) | 5 |
---|
ra(max.)(mm) | 2 |
---|
rb(max.)(mm) | 1.5 |
Refer.