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LINEAR MOTION BALL BEARINGS
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ST Series Linear bearing

Type
Max Dimensions mm
Basic Dynsmic Load C kgf
Basic Static Load co kgf
Weight grf
Type
Max Dimensions mm
Basic Dynsmic Load C kgf
Basic Static Load co co kgf
Weight grf
ST6
14
100
23
8.0
-
-
-
-
-
ST8
24
100
28
16.4
ST8B
8
210
56

17.5

ST10
30
240
63
31.5
ST10B
8
470
130
34.5
ST12
32
410
110
47
ST12B
8
830
230
53.5
ST16
40
410
130
77
ST16B
16
820
270
85
ST20
54
420
160
109
ST20B
28
850
330
120
ST25
54
420
180
128
ST25B
28
830
370
142
ST30
82
950
420
240
ST30B
44
1910
830
275
ST35
92
960
460
370
ST35B
54
1910
920
410
ST40
108
1270
630
570
ST40B
66
2550
1260
635
ST45
108
1290
690
625
ST45B
66
2570
1380
695
ST50
138
1660
900
910
ST50B
88
3320
1810
1020
ST55
138
1690
990
1270
ST55B
88
3370
1970
1380
ST60
138
1710
1070
1360
ST60B
88
3430
2140
1480
ST70
138
1720
1190
1530
ST70B
88
3450
2380
1670
ST80
132
2170
1560
2220
ST80B
76
4340
3120
2430
ST90
132
2210
1720
2440
ST90B
76
4420
3440
2670
ST100
132
2240
1870
2670
ST100B
76
4480
3750
2910
 
Major Dimensions
Type
Inscrbed Cirde Diameter
Out Diameter
Lenght
l1
T
t
d
r
dr
Tolerance
D
Tolerance
L
Tolerance
6 +0.018 +0.010 12

0 -0.008

19

0

-0.2

 11.3 1.1 0.25 - 0.3 ST6
8 +0.022 +0.013 15 24 17.1 1.5 0.5 1.5 0.5 ST8
10 19 0 -0.009 30 22.7 1.5 0.5 1.5 0.5 ST10
12 +0.027 +0.016 23 32 24.5 1.5 0.5 1.5 0.5 ST12
16 28 37 29.1 1.5 0.5 1.5 0.5 ST16
20 +0.033 +0.020 32 0 -0.011 45 35.8 2 0.5 2 0.5 ST20
25 37 45

0

-0.3

 35.8 2 0.5 2 0.5 ST25
30 45 65 53.5 2.5 0.5 2.5 1 ST30
35 +0.041 +0.025 52 0 -0.013 70 58.5 2.5 0.7 2.5 1 ST35
40 60 80 68.3 2.5 0.7 2.5 1.5 ST40
45 65 80 68.3 2.5 0.7 2.5 1.5 ST45
50 72 100 86.4 3 1 3 1.5 ST50
55 +0.049 +0.030 80 0 -0.015 100 86.4 3 1 3 1.5 ST55
60 85 100 86.4 3 1 3 2 ST60
70 95 100

0

-0.4

 86.4 3 1 3 2 ST70
80 110 100 86 3 1.5 3 2 ST80
90 +0.058 +0.036 120 100 86 3 1.5 3 2 ST90
100 130 0 -0.018 100 86 3 1.5 3 2 ST100
  
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