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Boundary dimensions |
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bearing internal diameter range |
d [mm] |
30-49 |
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bearing internal diameter |
d [mm] |
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bearing external diameter |
D [mm] |
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bearing width |
B [mm] |
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d1 |
[mm] |
52,2 |
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D1 |
[mm] |
60,8 |
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Abutment and fillet dimensions |
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r1, r2 |
[mm] |
0,6 |
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r3, r4 |
[mm] |
0,2 |
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contact angle |
α [°] |
15 |
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a |
[mm] |
14 |
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da |
[mm] |
48,2 |
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Other bearing features |
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Db |
[mm] |
66,6 |
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Da |
[mm] |
64,8 |
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ra |
[mm] |
0,6 |
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rb |
[mm] |
0,2 |
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Seal |
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yes |
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oil nozzle position |
dn [mm] |
- |
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Speed rating with grease |
[1/min] |
20 000 |
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Speed rating with oil |
[1/min] |
- |
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dynamic load rating |
C [N] |
13 000 |
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static load rating |
Co [N] |
9 500 |
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fatigue load limit |
Pu [N] |
400 |
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calculation factor |
[fo ] |
11 |
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Light preload |
Class A [N] |
50 |
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Medium preload |
Class B [N] |
100 |
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Heavy preload |
Class C [N] |
200 |
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mean diameter |
P [mm] |
56,5 |
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ball diameter |
dw [mm] |
6,35 |
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ball number |
[Z ] |
23 |
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Bearing materials |
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Hybrid |
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Mass |
[kg] |
0,12 |
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