Zero Backlash Couplings - DieQua Corporation

R+W Model BK3 - 2D & 3D CAD Drawing Downloads

With tapered conical sleeves and strong, captive ISO 4017 draw-off screws. Jack screws allow for easy dismounting. Compact and cost effective. High clamping forces. Shorter overall length. For space restricted installations.
R+W Model BK3
Series
15
30
60
150
200
300
500
800
1500
4000
6000
10000
Rated torque (Nm)
TKN
15
30
60
150
200
300
500
800
1500
4000
6000
10000
Overall length (mm)
A
48
55
57
65
66
76
75
87
78
90
89
103
97
110
114
141
195
210
217
Outer diameter of bellow (mm)
B
49
55
66
81
90
110
124
133
157
200
253
303
Fit length thread depth (mm)
C
19
22
27
32
32
41
41
50
61
80
85
92
Inner diameter Ø H7 (mm)
D
10-22
12-23
12-29
15-38
15-44
24-56
24-60
30-60
35-70
50-100
60-140
70-180
6x fastening threads
E
M4
M5
M5
M6
M6
M8
M8
M10
M12
M16
M16
8xM16
Tightening torque of the fastening screws (Nm)
E
4
6
8
12
14
18
25
40
70
120
150
160
3xdraw-off screw ISO 4017
F
M4
M4
M5
M5
M6
M6
M6
M8
6xM8
6xM10
6xM10
8xM10
Outer diameter f7 (mm)
G
49
55
66
81
90
110
122
116
135
175
246
295
Download - 2D DXF
Download - 3D Step