HOME > Product > Ball Screw > Specification of Ball Screws > SFM DFM Ball Screws

unit: mm
l: Lead Da: Ball Dia n: Number of Circuits K: Stiffness Ca: Basic Dynamic Rating Load Coa: Basic Static Rating Load
Type
Dimension
d
l
Da
D
A
B
L
W
H
X
Y
Z
Q
n
Ca
Coa
K
* SFM3205-4
32
5
3.175
48
74
12
52
60
60
6.5
11
6.5
M8
4
1450
4150
40
* SFM325T-4
5.08
3.175
48
74
12
53
60
60
6.5
11
6.5
M8
4
1450
4150
40
* DFM3205-4
32
5
3.175
48
74
12
102
60
60
6.5
11
6.5
M8
4
1450
4150
72
* DFM325T-4
5.08
3.175
48
74
12
104
60
60
6.5
11
6.5
M8
4
1450
4150
72
Note: with sign * can be machined left helix