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Boundary dimensions |
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bearing internal diameter range |
d [mm] |
>180 |
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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] |
244 |
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D1 |
[mm] |
276 |
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Abutment and fillet dimensions |
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r1, r2 |
[mm] |
2,1 |
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r3, r4 |
[mm] |
1 |
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contact angle |
α [°] |
15 |
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a |
[mm] |
54 |
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da |
[mm] |
231 |
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Other bearing features |
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Db |
[mm] |
295 |
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Da |
[mm] |
289 |
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|
ra |
[mm] |
2 |
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rb |
[mm] |
1 |
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Seal |
|
no |
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|
oil nozzle position |
dn [mm] |
251,4 |
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|
Speed rating with grease |
[1/min] |
4 300 |
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|
Speed rating with oil |
[1/min] |
6 300 |
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|
dynamic load rating |
C [N] |
221000 |
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static load rating |
Co [N] |
300000 |
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fatigue load limit |
Pu [N] |
7 800 |
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|
calculation factor |
[fo ] |
16 |
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|
Light preload |
Class A [N] |
850 |
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|
Medium preload |
Class B [N] |
1 700 |
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|
Heavy preload |
Class C [N] |
3 400 |
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|
mean diameter |
P [mm] |
260 |
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|
ball diameter |
dw [mm] |
25,4 |
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|
ball number |
[Z ] |
29 |
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|
Bearing materials |
|
All-steel |
|
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|
Mass |
[kg] |
6,59 |
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