IN'S Linear Ball Bearing
SM/SM-AJ/SM-OP/SM-G
KB/KB-AJ/KB-OP/KB-G
SW/SW-AJ/SW-OP/SW-G
SM-W
KB-W
KH
Flanged Slide Bearing
Super Linear Ball Bearing
IN'S Linear Ball Bearing System Case Unit
IN'S Linear Ball Bearing System Support Rail Unit
IN'S Linear Ball Bearing System Shaft Support
IN'S Linear Ball Bearing System SM Shaft
IN'S Linear Ball Bearing System Interchangeability list
IN'S Linear Ball Bearing System Tolerances for inside diameter of housing

Nominal Part No. Nominal Shaft Diameter
(mm)
Major Dimensions and Tolerance
(mm)

Eccen
tricity
(max)
m

Radial Cleara
nce
(max)
m
Basic Load Rating
CN   CoN
Nominal
Part No.
Steel Retainer    

Resin Retainer
Ball Circuit  
Weight
    g
Adjustable Type Open Type dr   Tolerance

D
Tolerance

L
Tolerance

B
Tolerance

W D1 H H1
SM 4    SM 4G
SM 5    SM 5G
4     1.4 
4     4 
     
     
     
     
4
5   
8
10  
12
15

          
10.2 

1.1

9.6



8 -3 167   206 SM  4
SM  5
SM 6   SM6G
SM 8S SM8SG
SM 8   SM 8G 
4      8 
 4     11 
 4     16 
SM 6-AJ  SM 6G-AJ
SM 8S-AJ  SM 8SG-AJ
SM 8-AJ  SM 8G-AJ
     
     

     
6    
6
8
12
15
15
19  
17
24
13.5
11.5
17.5
1.1
1.1
1.1
11.5
14.3
14.3
1
1
1




12
12
12
-5
-5
-5
200   260
170   220
260   400
SM  6  
SM  8S
SM  8  
SM 10  SM 10G
SM 12  SM 12G
SM 13  SM 13G
4      30
4   31.5
4      43
SM 10-AJ  SM 10G-AJ
SM 12-AJ 
SM 12G-AJ
SM 13-AJ 
SM 13G-AJ
       
SM 12-OP 
SM 12G-OP
SM 13-OP 
SM 13G-OP
10            0
12    -0.009
13
19
21
23
29
30        0
32    -0.2
22           0
23       -0.2
23
1.3
1.3
1.3
18
20
22
1
1.5
1.5

8
9

80
80
12
12
12
-5
-5
-5
370   540
410   590
500   770
SM  10
SM  12
SM  13
SM 16  SM 16G
SM 20  SM 20G
SM 25  SM 25G
5      69
5      87
 6    220
SM 16-AJ  SM 16G-AJ
SM 20-AJ 
SM 20G-AJ
SM 25-AJ 
SM 25G-AJ
SM 16-OP  SM 16G-OP
SM 20-OP 
SM 20G-OP
SM 25-OP 
SM 25G-OP
16
20
25
28
32
40
37
42
59
26.5
30.5
41
1.6
1.6
1.85
27
30.5
38
1.5
1.5
2
11
11
12
60
60
50
12
12
12
-7
-9
-9
770  1170
860  1370
980  1560
SM  16
SM  20
SM  25
SM 30  SM 30G
SM 35  SM 35G
6     250
6     390
SM 30-AJ  SM 30G-AJ
SM 35-AJ 
SM 35G-AJ
SM 30-OP  SM 30G-OP
SM 35-OP 
SM 35G-OP
30
35
38
45
52

64
70        0
        -0.3
44.5
49.5      0
         -0.3
1.85
2.1
43
49
2.5
2.5
15
17
50
50
15
20
-9
-13
1560 2740
1660 3130
SM  30
SM  35
SM 40  SM 40G
SM 50  SM 50G
SM 60  SM 60G
6    585 
6   1580
6   2000
SM 40-AJ  SM 40G-AJ
SM 50-AJ 
SM 50G-AJ
SM 60-AJ 
SM 60G-AJ
SM 40-OP  SM 40G-OP
SM 50-OP 
SM 50G-OP
SM 60-OP 
SM 60G-OP
40
50
60
60
80
90
80
100
110
60.5
74
85
2.1
2.6
3.15
57
76.5
86.5
3
3
3
20
25
30
50
50
50
20
20
25
-13
-13
-13
2150 4010
3820 7930
4700 9990
SM  40
SM  50
SM  60
SI Unit 1N0.102 kgf  
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