- Tapered roller bearings
- Single-row
- Metric series
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Bearing No. 30312CR
Specifications
(Boundary dimensions ...etc)
d(mm) | 60 |
---|
D(mm) | 130 |
---|
T(mm) | 33.5 |
---|
B(mm) | 31 |
---|
C(mm) | 23 |
---|
r(min.)(mm) | 3 |
---|
r1(min.)(mm) | 2.5 |
---|
Basic load ratings : Cr(kN) | 211 |
---|
Basic load ratings : C0r(kN) | 196 |
---|
Fatigue load limit : Cu(kN) | 30.5 |
---|
Limiting speeds(Grease lub.)(min-1) | 3100 |
---|
Limiting speeds(Oil lub.)(min-1) | 4200 |
---|
Load center spread : a(mm) | 31.9 |
---|
Constant e() | 0.55 |
---|
Axial load factors : Y1() | 1.10 |
---|
Axial load factors : Y0() | 0.60 |
Mounting dimensions
da(min.)(mm) | 74 |
---|
db(max.)(mm) | 75 |
---|
Da(max.)(mm) | 118 |
---|
da(min.)(mm) | 105 |
---|
db(min.)(mm) | 121 |
---|
Sa(min.)(mm) | 5 |
---|
Sb(min.)(mm) | 10.5 |
---|
ra(max.)(mm) | 2.5 |
---|
rb(max.)(mm) | 2 |
Refer.