Zero Backlash Line Shafts - DieQua Corporation

R+W Model EZ2 - 2D & 3D CAD Drawing Downloads

Our most cost effective model! The flexible elements are zero backlash elastomer jaw style couplings, with a variety of insert materials, that are integrated with the torque tube. Split half hubs connect to shafts with two screws. Lengths are custom manufactured.
R+W Model EZ2
Series
10
20
60
150
300
450
800
Type (Elastomer Insert)
A
B
A
B
A
B
A
B
A
B
A
B
A
B
Rated Torque (Nm) TKN
12.5
16
17
21
60
75
160
200
325
405
530
660
950
1100
Max. torque** (Nm) TKmax
25
32
34
42
120
150
320
400
650
810
1060
1350
1900
2150
Overall length (mm)
A
95-4000
130-4000
175-4000
200-4000
245-4000
280-4000
320-4000
Outer diameter hub (mm)
B1
32
42
56
66.5
82
102
136.5
Outer diameter tube (mm)
B2
28
35
50
60
76
90
120
Outer diameter with screwhead (mm)
BS
32
44.5
57
68
85
105
139
Fit length (mm)
C
20
25
40
47
55
65
79
Inner diameter from Ø to Ø H7 (mm)
D1/2
5-16
8-25
14-32
19-36
19-45
24-60
35-80
Screw (ISO 4762/12.9)
E
M4
M5
M6
M8
M10
M12
M16
Tighting torque of the mounting screw (Nm)
E
4
8
15
35
70
120
290
Distance between centers (mm)
F
10.5
15.5
21
24
29
38
50.5
Distance (mm)
G
7.5
8.5
15
17.5
20
25
30
Download - 2D DXF
Download - 3D Step

**Maximum transferable torque of the clamping hub depends on the bore diameters.