Zero Backlash Miniature Couplings - DieQua Corporation

R+W Model MK6 - 2D & 3D CAD Drawing Downloads

A unique two piece bellows coupling with tapered element for blind mounting. Also includes an expanding shaft on one side, for connecting to a hollow bore, and a single screw split clamping hub on the other side. Ideal for connecting encoders to large shafts.
R+W Model MK6
Series
5
15
20
45
100
Rated torque (Nm)
TKN
0.5
1.5
2
4.5
10
Overall length without any pretensioning (mm)
A
21
24
27
27
32
28
34
39
39
46
45
55
Outer diameter (mm)
B
15
19
25
32
40
Shaft length (mm)
C1
10
12
12
15
20
Fit length of hub (mm)
C2
12
14
16
20
21.5
Standard shaft Ø f7 (mm)
D1
8
10
12
14
16
Special bores from Ø to Ø H7 (mm)
D2
3-6.35
3-8
3-12.7
5-16
5-20
Standard bore H7 (mm)
D2
6
6
6/10
10
10
Set screw ISO 4762
E
M2
M2.5
M3
M4
M4
Tightening torque (Nm)
E
0.43
0.85
2.3
4
4.5
Distance between centers (mm)
F
4.5
6
8
10
15
Distance (mm)
G
3
3.5
4
5
5
Download - 2D DXF
Download - 3D Step