Zero Backlash Couplings - DieQua Corporation

R+W Model BK5 - 2D & 3D CAD Drawing Downloads

One side with a single radial clamping screw ISO 4762. One side includes backlash-free clamping hub and tapered press-fit device. Any imbalance of the clamping hub, is compensated for balancing bores located on the inside of the hub. Easy mounting and dismounting. Wear-free press-fit connection. Electrically and thermally insulated.
R+W Model BK5
Series
15
30
60
80
150
300
500
800
1500
Rated torque (Nm)
TKN
15
30
60
80
150
300
500
800
1500
Overall length (mm)
A
60
67
71
79
85
95
94
106
95
107
114
128
136
149
150
172
Outer diameter of bellow (mm)
B
49
55
66
81
81
110
124
133
157
Fit length thread depth (mm)
C1
22
27
32
36
36
43
51
45
55
Fit length thread depth (mm)
C2
28
33
39
43
43
52.5
61
74
94
Inner diameter Ø H7 (mm) D1
8-28
10-30
12-32
14-42
14-42
24-60
35-60
40-75
50-80
Inner diameter Ø H7 (mm) D2
8-22
10-25
12-32
14-38
14-38
24-58
35-60
40-62
50-75
Fastening screws ISO 4762
E
M5
M6
M8
M10
M10
M12
M16
2xM16*
2xM16*
Tightening torque of the mounting screw (Nm)
E
8
15
40
50
70
130
200
250
470
Distance between centers
F
17
19
23
27
27
39
41
2x48*
2x55*
Distance (mm) G
6.5
7.5
9.5
11
11
13
16.5
18
22.5
Download - 2D DXF
Download - 3D Step