Metal Bellows Couplings BK
Please select a Product:
Bellows Coupling Model BK 3 with tapered conical sleeves
Series from 15 - 10,000 Nm
Data table and Downloads Bellows Coupling BK 3 Series 15 - 10,000 Nm
|
Model BK 3
|
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
|
|
Outside diameter (mm)
|
B
|
49
|
55
|
66
|
81
|
90
|
110
|
123
|
133
|
157
|
200
|
253
|
303
|
|
Fit length (mm)
|
C
|
19
|
22
|
27
|
32
|
32
|
41
|
41
|
50
|
61
|
80
|
85
|
92
|
|
Inner diameter
from Ø to 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
|
|
6 x Fastening screws
ISO 4017
|
E
|
M4
|
M5
|
M5
|
M6
|
M6
|
M8
|
M8
|
M10
|
M12
|
M16
|
M16
|
8xM16
|
|
Tighting torque of the
Fastening screws (Nm)
|
4
|
6
|
8
|
12
|
14
|
18
|
25
|
40
|
70
|
120
|
150
|
160
|
|
3 x draw-off screw
ISO 4017
|
F
|
M4
|
M4
|
M5
|
M5
|
M6
|
M6
|
M6
|
M6
|
M8
|
M10
|
M10
|
4xM10
|
|
Outside diameter hub (mm)
|
G
|
49
|
55
|
66
|
81
|
90
|
110
|
122
|
116
|
145
|
175
|
246
|
295
|
|
Moment of interia
(10-³ kgm²)
|
J ges
|
0.12
|
0.59
|
0.3
|
0.34
|
0.54
|
0.73
|
1.2
|
1.6
|
1.7
|
2.5
|
2.95
|
5.8
|
9.1
|
9.9
|
13.2
|
34.9
|
85.5
|
254
|
629
|
| approx. weight (kg) |
|
0.25 |
0.4 |
0.8 |
1.2 |
1.8 |
3 |
4.2 |
5.6 |
8.2 |
23 |
32.6 |
45.5 |
|
Torsional stiffness (10 ³ Nm/rad)
|
CT
|
20
|
15
|
39
|
28
|
76
|
55
|
175
|
110
|
191
|
140
|
450
|
350
|
510
|
500
|
780
|
1304
|
3400
|
5700
|
10950
|
| axial (mm) |
max.
values |
1 |
2 |
1 |
2 |
1.5 |
2 |
2 |
3 |
2 |
3 |
2.5 |
3.5 |
2.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3 |
3 |
| lateral (mm) |
0.15 |
0.2 |
0.2 |
0.25 |
0.2 |
0.25 |
0.2 |
0.25 |
0.25 |
0.3 |
0.25 |
0.3 |
0.3 |
0.35 |
0.35 |
0.35 |
0.4 |
0.4 |
0.4 |
|
axial spring stiffness (N/mm)
|
C a
|
25
|
15
|
50
|
30
|
72
|
48
|
82
|
52
|
90
|
60
|
105
|
71
|
70
|
48
|
100
|
320
|
565
|
1030
|
985
|
|
lateral spring stiffness (N/mm)
|
C r
|
475
|
137
|
900
|
270
|
1200
|
420
|
1500
|
435
|
2040
|
610
|
3750
|
1050
|
2500
|
840
|
2000
|
3600
|
6070
|
19200
|
21800
|
Downloads
Short Version |
15
|
30
|
60
|
150
|
200
|
300
|
500
|
800
|
1500
|
4000
|
6000
|
10000
|
| 2D-DXF (ZIP folder) |
|
 |
|
|
|
|
|
|
|
|
|
|
|
| 3D-EXE (Viewer) |
|
 |
|
|
|
|
|
|
|
|
|
|
|
| 3D-STEP (ZIP folder) |
|
 |
|
|
|
|
|
|
|
|
|
|
|
Downloads
Long Version |
15
|
30
|
60
|
150
|
200
|
300
|
500
|
800
|
1500
|
4000
|
6000
|
10000
|
| 2D-DXF (ZIP folder) |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 3D-EXE (Viewer) |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 3D-STEP (ZIP folder) |
|
|
|
|
|
|
|
|
|
|
|
|
|
