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| Inner Ring |
Diamensions in M.M. |
Nominal Bore
Diameter |
Over
To |
5
15 |
15
20 |
20
35 |
35
55 |
55
75 |
75
120 |
|
| |
Standard Tolerance in Microns |
| Bore |
dm |
-10
0 |
-9
0 |
-10
0 |
-11
0 |
-13
0 |
-20
0 |
|
| Width |
B |
0
-110 |
0
-110 |
0
-110 |
0
-110 |
0
-140 |
0
-200 |
|
| Width Variation |
|
20 |
25 |
20 |
18 |
30 |
30 |
|
Radial runout of
assembled bearings |
Ri |
20 |
15 |
17 |
20 |
30 |
35 |
|
| Outer Rings |
|
Dimensions in m.m. |
Nominal
outside diameter |
Over
To |
18
30 |
30
50 |
50
80 |
80
120 |
120
150 |
150
180 |
180
250 |
| |
|
Standard Tolerances in Microns |
Outside
Diameter |
Dm |
0
-10 |
0
-10 |
0
-14 |
0
-16 |
0
-20 |
0
-27 |
0
-35 |
Radial Runout of
assembled bearings |
Ra |
17 |
25 |
27 |
35 |
42 |
50 |
50 |
| |
Width tolerance is same for inner and outer ring |
|
| |
Deep Groove Ball Bearing Clearance in Microns |
| |
Nominal Bore
d = mm |
Over |
2.5 |
6 |
10 |
18 |
24 |
30 |
40 |
50 |
65 |
80 |
100 |
120 |
140 |
160 |
| To |
6 |
10 |
18 |
24 |
30 |
40 |
50 |
65 |
80 |
100 |
120 |
140 |
160 |
180 |
Group C2 |
min |
0 |
0 |
0 |
0 |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
2 |
2 |
2 |
| max |
7 |
7 |
9 |
10 |
11 |
11 |
11 |
15 |
15 |
18 |
20 |
23 |
23 |
25 |
Normal Group CN |
min |
2 |
2 |
3 |
5 |
5 |
6 |
6 |
8 |
10 |
12 |
15 |
18 |
18 |
20 |
| max |
13 |
13 |
18 |
20 |
20 |
20 |
23 |
28 |
30 |
36 |
41 |
48 |
53 |
61 |
Group C3 |
min |
8 |
8 |
11 |
13 |
13 |
15 |
18 |
23 |
25 |
30 |
36 |
41 |
46 |
53 |
| max |
23 |
23 |
25 |
28 |
28 |
33 |
36 |
43 |
51 |
58 |
66 |
81 |
91 |
102 |
Group C4 |
min |
|
14 |
18 |
20 |
23 |
28 |
30 |
38 |
46 |
53 |
61 |
71 |
81 |
91 |
| max |
|
29 |
33 |
36 |
41 |
46 |
51 |
61 |
71 |
84 |
97 |
114 |
130 |
147 |
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