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Bearing accuracy

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Zero ATP Pro

BluLub

550 FT - K450

LFB modular belts

Radial clearance

1. Radial clearance of single row deep groove ball bearing

Nominal inner diameter
d （mm）		 C2 ordinary C3 C4
Exceed
Following
Min
Max
Min
Max
Min
Max
Min
Max
6
10
0
7
2
13
8
23
14
29
10
18
0
9
3
18
11
25
18
33
18
24
0
10
5
20
13
28
20
36
24
30
1
11
5
20
13
28
23
41
30
40
1
11
6
20
15
33
28
46
40
50
1
11
6
23
18
36
30
51
50
65
1
15
8
28
23
43
38
61

 

2. Radial clearance of self-aligning (cylindrical hole) ball bearings

Nominal inner diameter
d （mm）		 C2 ordinary C3 C4
Exceed
Following
Min
Max
Min
Max
Min
Max
Min
Max
6
10
2
9
6
17
12
25
19
33
10
14
2
10
6
19
13
26
21
35
14
18
3
12
8
21
15
28
23
37
18
24
4
14
10
23
17
30
25
39
24
30
5
16
11
24
19
35
29
46
30
40
6
18
13
29
23
40
34
53
40
50
6
19
14
31
25
44
37
57

 

3. Radial clearance of return angular contact ball bearing

Nominal inner diameter
d （mm）		 Outer and inner rings
Width size difference Different width Hardness
Exceed
Following
Max
Min
Max
On
Down
-
10
0
7
2
10
8
18
10
18
0
7
2
11
9
19
18
24
0
8
2
11
10
21
24
30
0
8
2
13
10
23
30
40
0
9
3
14
11
24
40
50
0
10
4
16
13
27
50
65
0
11
6
20
15
30

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