Radial internal clearance of self-aligning ball bearings
 | |||||||
|---|---|---|---|---|---|---|---|
| Bore diameter | Radial internal clearance | ||||||
| d | C2 | Normal | C3 | ||||
| > | ≤ | min. | max. | min. | max. | min. | max. |
| mm | µm | ||||||
Bearings with a cylindrical bore | |||||||
| 2,5 | 6 | 1
|
8
|
5
|
15 | 10
|
20 |
| 6 | 10 | 2
|
9
|
6
|
17 | 12
|
25 |
| 10 | 14 | 2
|
10
|
6
|
19 | 13 | 26 |
| 14 |
18 |
3
|
12 | 8
|
21 | 15 | 28 |
|
18 |
24 |
4
|
14 | 10
|
23 | 17 | 30
|
|
24 |
30 | 5
|
16 | 11
|
24 | 19 | 35 |
| 30 | 40 | 6
|
18 | 13
|
29 | 23
|
40
|
| 40 |
50 |
6
|
19 | 14
|
31
|
25 | 44 |
| 50 |
65 |
7
|
21
|
16 | 36 | 30
|
50 |
|
65 |
80 |
8
|
24
|
18 | 40
|
35 | 60
|
|
80 |
100 | 9
|
27 | 22
|
48 | 42
|
70
|
| 100 | 120 | 10
|
31
|
25
|
56
|
50
|
83 |
| 120 | 140 | 10
|
38
|
30
|
68
|
60
|
100
|
| 140 |
160 |
–
|
–
|
–
|
–
|
70
|
120 |
| 160 |
180 |
–
|
–
|
–
|
–
|
82
|
138 |
| 180 | 200 | –
|
–
|
–
|
–
|
93
|
157 |
| 200 | 225 | –
|
–
|
–
|
–
|
100
|
170 |
| 225 | 250 | –
|
–
|
–
|
–
|
115
|
195 |
| Bearings with a tapered bore
| |||||||
|
18 |
24 |
–
|
–
|
13
|
26
|
30
|
33
|
|
24 |
30 |
–
|
–
|
15
|
28
|
23
|
39
|
| 30 | 40 | –
|
–
|
19
|
35 | 29
|
46
|
| 40 | 50 | –
|
–
|
22
|
39
|
33
|
52
|
| 50 | 65 | –
|
–
|
27
|
47
|
41
|
61 |
|
65 |
80 |
–
|
–
|
35
|
57
|
50
|
75
|
|
80 |
100 |
– | –
|
42
|
68
|
62
|
90 |
|
100 |
120 | –
|
–
|
50 | 81
|
75
|
108 |
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