- Tapered roller bearings
- Single-row
- Inch series
>
Bearing No. LM12749/11
Specifications
(Boundary dimensions ...etc)
d(mm) | 21.987 |
---|
D(mm) | 45.974 |
---|
T(mm) | 15.494 |
---|
B(mm) | 16.637 |
---|
C(mm) | 12.065 |
---|
r(min.)(mm) | 1.2 |
---|
r1(min.)(mm) | 1.2 |
---|
Basic load ratings : Cr(kN) | 37.5 |
---|
Basic load ratings : C0r(kN) | 34.6 |
---|
Fatigue load limit : Cu(kN) | 4.85 |
---|
Limiting speeds(Grease lub.)(min-1) | 8900 |
---|
Limiting speeds(Oil lub.)(min-1) | 12000 |
---|
Load center spread : a(mm) | 10.0 |
---|
Constant :e() | 0.31 |
---|
Axial load factors : Y1() | 1.96 |
---|
Axial load factors : Y0() | 1.08 |
Mounting dimensions
da(mm) | 27.5 |
---|
db(mm) | 26.0 |
---|
Da(mm) | 40.0 |
---|
Db(mm) | 42.5 |
---|
ra(max.)(mm) | 1.2 |
---|
rb(max.)(mm) | 1.2 |
Refer.