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NBK COUPLING

NBK Double Disk Flexible Coupling

NBK Couplicon® XBW / XBWS NBK Couplicon_XBW-XBWS

NBK Couplicon_XBW material

NBK Couplicon® XBW / XBWS : Specifications

NBK Catalogue no.
Max. Bore
(mm)
Rated
Torque
(N·m)
Max.
Torque
(N·m)
Max. Rotational
Frequency
(min-1)
Moment
of Inertia*
(kg·m2)
Static Torsional
Stiffness
(N·m/rad)
Errors of
Eccentricity
(mm)
Errors of
Angularity
(°)
Errors of
Shaft End-Play
(mm)
Mass*
(g)
XBW-15C2
6
0.6
1.2
42000
2.2x10-7
200
0.05
1
±0.2
7.5
XBW-19C2
8
1
2
33000
6.7x10-7
450
0.15
2
±0.2
14
XBW-25C2
12
2
4
25000
2.3x10-6
850
0.2
2
±0.4
24
XBW-27C2
14
2.2
4.4
23000
3.1x10-6
1000
0.2
2
±0.4
30
XBW-34C3
16
4.2
8.4
18000
9.0x10-6
1600
0.25
2
±0.6
63
XBW-39C2
20
8
16
16000
2.1x10-5
3200
0.3
2
±0.6
120
XBW-44C2
22
10
20
14000
3.5x10-5
3900
0.3
2
±0.6
151
XBW-56C3
28
25
50
11000
1.2x10-4
9000
0.3
2
±0.8
322
XBW-68C5
32
60
120
9000
3.5x10-4
18000
0.3
2
±1
617
XBW-82C5
35
80
160
7000
9.0x10-4
35000
0.5
2
±1.2
1220
XBW-94C7
45
150
300
6000
1.5x10-3
40000
0.5
2
±1.4
1500
XBW-104C8
50
200
400
6000
2.3x10-3
50000
0.5
2
±1.4
1820
XBWS-15C2
6
0.5
1
42000
5.0x10-7
300
0.05
1
±0.2
20
XBWS-19C2
8
1
2
33000
1.6x10-6
550
0.15
2
±0.2
38
XBWS-25C2
12
1.2
2.4
25000
6.1x10-6
1100
0.2
2
±0.4
71
XBWS-27C2
14
1.5
3
23000
8.2x10-6
1300
0.2
2
±0.4
88
XBWS-34C3
16
3.5
7
18000
2.5x10-5
1800
0.25
2
±0.6
160
XBWS-39C2
20
5
10
16000
5.1x10-5
3500
0.3
2
±0.6
260
XBWS-44C2
22
7
14
14000
8.9x10-5
5500
0.3
2
±0.6
400
XBWS-56C3
28
15
30
11000
2.9x10-4
10000
0.3
2
±0.8
800

*Adjustment of rated and maximum torque specifications for load fluctuations is not required.
For more detailed information, please refer to NBK Coupling Selection Guideline [PDF 171KB].
**Moment of inertia and mass figures based on maximum bore dimensions.

 

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