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Note: The lead accuracy of CTF type of BSA is the grade 5,7,10 of GB/T 17587.3-1998
Code and
spec.CTF
1610-2.5CTF
2010-2.5CTF
2016-1.5CTF
2020-1.5CTF
2520-1.5CTF
2525-1.5CTF
3225-1.5CTF
3232-1.5CTF
4032-1.5CTF
4040-1.5
Nominal
dia. d016
20
20
20
25
25
32
32
40
40
Basic
lead Pho10
10
16
20
20
25
25
32
32
40
Ball screw
Outer dia. d115
18.9
18.9
18.9
23.8
23.8
30.8
30.8
38.2
38.2
Ball dia. Dw
3.175
3.969
3.969
3.969
4.763
4.763
4.763
4.763
6.35
6.35
Ball screw
bottom dia. d212.7
15.9
15.9
15.9
20.1
20.1
27.1
27.1
33.5
33.5
Circles No. n
2.5x1
2.5x1
1.5x1
1.5x1
1.5x1
1.5x1
1.5x1
1.5x1
1.5x1
1.5x1
Dynamic
load Ca KN6.8
10.3
6.5
6.3
9.3
9.1
10.3
10.4
17
16.6
Static load
Coa KN13.1
20.6
12.1
11.9
18.6
18.3
22.9
24.1
39.4
38.8
D1(g6)
32
36
36
36
40
40
50
50
63
63
D2
32
36
36
36
40
40
50
50
63
63
D3
53
60
60
60
66
66
82
82
108
108
D4
42
48
48
48
53
53
67
67
85
85
D5
5.5
6.6
7
7
7
7
9
9
11
11
X
19.3
24
23
23
28
28
32
33
42
41
Y
19.5
24
24
24
29
29
33
35
44
44
L1
57
59
66
74
78
89
85
99
112
122
F
52
54
61
69
72
83
79
91
104
112
B
10
12
12
12
12
12
15
15
18
18
L2
10
15
15
15
15
15
20
20
25
25
M
M6
M6
M6
M6
M6
M6
M6
M6
M8X1
M8X1
R
8
10
10
10
10
10
12
12
14
14
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