Self-aligning ball bearings have two rows of balls, a common sphered raceway in the outer ring and two deep uninterrupted raceway grooves in the inner ring. They are insensitive to angular misalignment of the shaft relative to the housing, which can be caused, for example, by shaft deflection.
| Bore type |
Cylindrical
|
| d |
90 mm
|
Bore diameter |
|---|---|---|
| D |
190 mm
|
Outside diameter |
| B |
64 mm
|
Width |
| d1 |
≈ 121 mm
|
Shoulder diameter inner ring |
| D1 |
≈ 162.2 mm
|
Shoulder diameter outer ring |
| r1,2 |
min. 3 mm
|
Chamfer dimension |
| da |
min. 104 mm
|
Abutment diameter shaft |
|---|---|---|
| Da |
max. 176 mm
|
Abutment diameter housing |
| ra |
max. 3 mm
|
Fillet radius |
| Basic dynamic load rating | C |
151 kN
|
|---|---|---|
| Basic static load rating | C0 |
57 kN
|
| Fatigue load limit | Pu |
2.5 kN
|
| Reference speed |
6 300 r/min
|
|
| Limiting speed |
4 500 r/min
|
|
| Permissible angular misalignment | α |
3 °
|
| Calculation factor | kr |
0.05
|
| Limiting value | e |
0.37
|
| Calculation factor | Y0 |
1.8
|
| Calculation factor | Y1 |
1.7
|
| Calculation factor | Y2 |
2.6
|
| Mass bearing |
8.45 kg
|
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