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Note:
Stiff ness of nut:
Stiff ness values listed above are derived from theoretical formula to the elastic deformation between thread grooves and balls while axial load is 30% dynamic load rating.
Screw size
Ball DIA.
Effeftive turns
circui
txrow
BASIC RATE LOAD(kgf)
BALLNUT DIMENSION
Nut Model No.
Leng
th
Wid
th
Heig
ht
Assembly Hole
Position of
Oil Hole
Height from
Reference
Surface
STIFF
NESS
O.D.
Lead
Dynamic
(1×106 REV.)
Ca
Static
Co
L
W
H
A
B
C
JxK
E
F
G
U
kgf/μm
14
4
2.381
3.5x1
500
1110
35
34
13
22
26
6.5
M4x7
6
2
6
18
15
SSVW1404-3.5P
5
3.175
2.5x1
515
990
35
34
13
22
26
6.5
M4x7
6
2
6
18
11
SSVW1405-2.5P
16
5
3.175
2.5x1
590
1210
35
42
16
22
32
6.5
M5x8
6
2
8
21
13
SSVW1605-2.5P
20
5
3.175
2.5x1
625
1450
35
48
17
22
35
6.5
M6x10
6
3
9.15
22
15
SSVW2005-2.5P
10
4.762
2.5x1
1100
2220
58
48
18
35
35
11.5
M6x10
10
2
9.5
25
16
SSVW2010-2.5P
25
5
3.175
2.5x1
720
1830
35
60
20
22
40
6.5
M8x12
7
5
9.5
25
18
SSVW2505-2.5P
10
6.350
2.5x2
3240
7170
94
60
23
60
40
17
M8x12
10
-
10
30
40
SSVW2510-5.0P
28
6
3.175
2.5x2
1380
4140
67
60
22
40
40
13.5
M8x12
8
5
10
27
39
SSVW2806-5.0P
32
10
6.350
2.5x1
2010
4700
64
70
26
45
50
9.5
M8x12
10
-
12
36
25
SSVW3210-2.5P
2.5x2
3640
9410
94
60
17
49
SSVW3210-5.0P
