Zero Backlash Couplings - DieQua Corporation

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

Both clamping hubs are completely separable, due to split hubs and two radial screws ISO 4762 on each hub. The standard BKH Model is balanced to 16,000 RPM. Any imbalance of the clamping hubs is compensated for bybores located on the hub.
R+W Model BKH
Series
15
30
60
80
150
200
300
500
800
1500
Rated torque (Nm)
TKN
15
30
60
80
150
200
300
500
800
1500
Overall length (mm)
A
59
66
69
77
83
93
94
106
95
107
105
117
111
125
133
146
140
166
Outer diameter of bellow (mm)
B
49
55
66
81
81
90
110
124
134
157
Fit length thread depth (mm)
C
22
27
31
36
36
41
43
51
45
55
Inner diameter Ø H7 (mm)
D1/2
8-28
10-30
12-35
14-42
19-42
22-45
24-60
35-60
40-75
50-80
Fastening screws ISO 4762
E
M5
M6
M8
M10
M10
M12
M12
M16
M16
M20
Tightening torque of the mounting screw (Nm)
E
8
15
40
50
70
120
130
200
250
470
Distance between centers
F
17
19
23
27
27
31
39
41
48
55
Distance (mm)
G
6.5
7.5
9.5
11
11
12.5
13
16.5
18
22.5
Download - 2D DXF
Download - 3D Step