IN'S Linear Ball Bearing
    Flanged Slide Bearing
   
SMF   SMK
SMT   KBF
KBK   SWF
SWK   SMF-W
SMK-W   KBF-W
KBK-W   SMT-W
SMFC/SMKC
KBFC/KBKC
SWFC/SWKC
SMF-E/SMK-E
SMF-W-E/SMK-W-E
SMTC   SMT-E
SMT-W-E
    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.
Major Dimensions and Tolerance
(mm)
Eccentricity
μm
Squareness
μm
Basic Load Rating
Dynamic    Static
CN   CoN
Nominal
Part No.
Steel Retainer    

Resin Retainer
Ball Circuit Weight
    g
Dr
        
Tolerance
D
        
Tolerance
L
    
Tolerance
Flange
Df
k
t
Dp
X
Y
Z

KBK 8W        KBK 8GW
KBK 12W      KBK 12GW

4        51  
4        90  

8   +0.009
12    -0.001

16    0
22   -0.013
       0

46
61

32
42

25
32

5
6

24
32

3.5
4.5

6.5
8

3.1
4.1

15
15

15
15

421    804   
813   1,570 

KBK 8W
KBK 12W
KBK 16W      KBK 16GW
KBK 20W      KBK 20GW
KBK 25W      KBK 25GW
5       135 
5       225 
6       500 
16   +0.011
20   -0.001
25   +0.013
26   -0.016
32
40         0
68
80
112    -0.3
46
54
62
35
42
50
6
8
8
36
43
51
4.5
5.5
5.5
8
9.5
9.5
4.1
5.1
5.1
15
17
17
15
17
17
921   1,780
1,370  2,740
1,570  3,140
KBK 16W
KBK 20W
KBK 25W
KBK 30W      KBK 30GW
KBK 40W      KBK 40GW
KBK 50W      KBK 50GW
6       720 
6     1,600
6     2,620
30  -0.002
40
50   +0.016
47   -0.019
62      0
75   -0.022
123
151
192
76
98
112
60
75
88
10
13
13
62
80
94
6.6
9
9
11
14
14
6.1
8.1
8.1
17
20
20
17
20
20
2,500  5,490
3,430  8,040
6,080 15,900
KBK 30W
KBK 40W
KBK 50W
KBK 60W      KBK 60GW
6     4,480
60  -0.004 90     0
     -0.025
209  
134
106
18
112
11
17.5
11.1
25
25
7,550 20,000
KBK 60W
SI Unit 1N0.102 kgf  
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