Model NS-A SERIES
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Model No. Ball Screw unit Ball Spline
Screw
shaft
outer
diameter

d
Lead


Ph
Ball
center-to-
center
diameter

dp
Outer
diameter

D
g6
Flange
diameter


D1
Length


L1
Outer
diameter

D7
g6
Flange
diameter


D5
Length


L2
mm mm mm mm mm mm mm mm mm
NS 0812A Ball Screw
8
12
8.4
32
44
28.5
32
25
NS 1015A Ball Screw
10
15
10.5
36
48
34.5
42
33
NS 1616A Ball Screw
16
16
16.65
48
64
40
51
50     0 –0.2
NS 2020A Ball Screw
20
20
20.75
56
72
48
58
63     0 –0.2
NS 2525A Ball Screw
25
25
26
66
86
58
65
71     0 –0.3
NS 3232A Ball Screw
32
32
33.25
78
103
72
77
80     0 –0.3
NS 4040A Ball Screw
40
40
41.75
100
130
88
100
100     0 –0.3