Metal Bellows Couplings BK
Please select a Product:
Bellows Coupling Model BK 2 with clamping hub
Series from 15 - 1500 Nm
Data table and Downloads Bellows Coupling BK 2 Series 15 - 1500 Nm
|
Model BK 2
|
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
|
|
Outside diameter (mm)
|
B
|
49
|
55
|
66
|
81
|
81
|
90
|
110
|
123
|
134
|
157
|
|
Fit length (mm)
|
C
|
22
|
27
|
32
|
36
|
36
|
41
|
43
|
51
|
45
|
55
|
| Inner diameterpossible from Ø to Ø H7 (mm) |
D1/2 |
8-28 |
10-30 |
12-32 |
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
|
2xM16*
|
2xM20*
|
|
Tighting torque of the
Fastening screws (Nm)
|
8
|
15
|
40
|
50
|
70
|
120
|
130
|
200
|
250
|
470
|
|
Distance between centers (mm)
|
F
|
17
|
19
|
23
|
27
|
27
|
31
|
39
|
41
|
2x48
|
2x55
|
|
Distance (mm)
|
G
|
6,5
|
7,5
|
9,5
|
11
|
11
|
12,5
|
13
|
16,5
|
18
|
22,5
|
|
Moment of interia
(10-³ kgm²)
|
J ges
|
0,07
|
0,08
|
0,14
|
0,15
|
0,23
|
0,26
|
0,65
|
0,67
|
2,5
|
3,2
|
4,5
|
5,4
|
8,5
|
10,5
|
17,3
|
19,6
|
24,3
|
49,2
|
| Hub material (standard) (steel on request) |
|
Al |
Al |
Al |
Al |
Steel |
Steel |
Steel |
Steel |
Steel |
Steel |
| approx. weight (kg) |
|
0,15 |
0,3 |
0,4 |
0,8 |
1,7 |
2,5 |
4 |
7,5 |
7 |
12 |
|
Torsional stiffness
(103 Nm/rad)
|
CT
|
20
|
15
|
39
|
28
|
76
|
55
|
129
|
85
|
175
|
110
|
191
|
140
|
450
|
350
|
510
|
500
|
780
|
1304
|
|
axial (mm)
|
max.
values |
1
|
2
|
1
|
2
|
1.5
|
2
|
2
|
3
|
2
|
3
|
2
|
3
|
2,5
|
3,5
|
2,5
|
3,5
|
3,5
|
3,5
|
|
lateral (mm)
|
0,15
|
0,2
|
0,2
|
0,25
|
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
|
|
axial spring stiffness (N/mm)
|
C a
|
25
|
15
|
50
|
30
|
72
|
48
|
48
|
32
|
82
|
52
|
90
|
60
|
105
|
71
|
70
|
48
|
100
|
320
|
|
lateral spring stiffness (N/mm)
|
C r
|
475
|
137
|
900
|
270
|
1200
|
420
|
920
|
290
|
1550
|
435
|
2040
|
610
|
3750
|
1050
|
2500
|
840
|
2000
|
3600
|
Downloads
Short Version |
15
|
30
|
60
|
80
|
150
|
200
|
300
|
500
|
800
|
1500
|
| 2D-DXF (ZIP folder) |
|
 |
|
|
|
|
|
|
|
|
|
| 3D-EXE (Viewer) |
|
 |
|
|
|
|
|
|
|
|
|
| 3D-STEP (ZIP folder) |
|
 |
|
|
|
|
|
|
|
|
|
Downloads
Long Version |
15
|
30
|
60
|
80
|
150
|
200
|
300
|
500
|
800
|
1500
|
| 2D-DXF (ZIP folder) |
|
|
|
|
|
|
|
|
|
|
|
| 3D-EXE (Viewer) |
|
|
|
|
|
|
|
|
|
|
|
| 3D-STEP (ZIP folder) |
|
|
|
|
|
|
|
|
|
|
|
