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Coupling RD2-CD
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- Detailed
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Characteristics
High torque rigidity and high sensitivity.
Zero rotation clearance, suitable for both forward and reverse rotation.
The stainless steel diaphragm compensates angular and axial deviations, specifically designed for servo motors and stepper motors.
Dimensions
Parameter Model
Max Bore Φd1 / Φd2
ΦD
L
W
L1
L2
M
Tightening torque
(N·m)
RD2-16X23CD
6
16
23
1.4
7.8
5
M2
0.6
RD2-19.5X27.8CD
8
19.5
27.8
2.3
9.2
4.8
M2.5
1.0
RD2-26X32CD
11
26
35
2.5
11.5
4.0
M3
1.5
RD2-26X35CD
11
26
35
2.5
11.5
7.0
M3
1.5
RD2-32X41CD
14
32
41
3.3
13
8.5
M3
1.5
RD2-34X35CD
15
34
35
3.3
11.5
6.5
M3
1.5
RD2-34X45CD
14
34
45
3.3
14.1
9.4
M4
2.5
RD2-39X44CD
17
39
44
4.5
15
5.0
M4
2.5
RD2-39X49CD
17
39
49
4.1
15
10.8
M4
2.5
RD2-44X44CD
22
44
44
4.5
15
5.0
M4
2.5
RD2-44X50CD
22
44
50
4.5
15
11.0
M4
2.5
RD2-50X55CD
24
50
62
4.5
18
12.0
M5
7.0
RD2-56X61CD
26
56
61
5.5
20
10.0
M5
7.0
RD2-56X64CD
26
56
64
5.5
20
13.0
M5
7.0
RD2-62X70CD
30
62
70
6.0
23
12
M6
12
RD2-68X74CD
35
68
74
6.0
24
14.0
M6
12
RD2-82X98CD
40
82
98
8.0
30
22.0
M8
16
Technical Parameters：
Parameter Model
Rated torque
(N·m)
Maximum
torque
(N·m)
Maximum
speed
(rpm)
Inertial moment
(kg · m2)
Static torque rigidness
(N·m/rad)
Allowable radial deviation
(mm)
Allowable
angular
deviation (°)
Allowable axial deviation (mm)
Weight (g)
RD2-16X23CD
0.5
1.0
10000
3.6X10-7
260
0.05
0.5
±0.2
4
RD2-19.5X27.8CD
0.5
1.0
1000
8.8X10-7
520
0.10
0.5
±0.2
8
RD2-26X32CD
1.0
2.0
10000
3.5X10-6
1200
0.15
1
±0.2
12
RD2-26X35CD
2.0
4.0
10000
3.8X10-6
3500
0.15
1
±0.2
28
RD2-32X41CD
4.0
8.0
10000
6.2X10-4
3500
0.16
1
±0.2
34
RD2-34X35CD
5.0
10
10000
1.2X10-5
4000
0.18
1
±0.2
45
RD2-34X45CD
5.0
10
10000
1.5X10-6
4000
0.18
1
±0.2
55
RD2-39X44CD
10
20
10000
2.3X10-5
8000
0.24
1
±0.2
58
RD2-39X49CD
10
20
10000
2.8X10-5
9000
0.24
1
±0.2
80
RD2-44X44CD
12
24
10000
4.2X10-5
10000
0.24
1
±0.2
100
RD2-44X50CD
12
24
10000
4.5X10-5
12000
0.26
1
±0.2
120
RD2-50X55CD
15
30
10000
8.0X10-5
16000
0.26
1
±0.2
145
RD2-56X61CD
25
50
10000
1.2X10-4
25000
0.28
1
±0.2
148
RD2-56X64CD
25
50
10000
1.5X10-4
25000
0.28
1
±0.2
212
RD2-62X70CD
40
80
1000
2.5X10-4
30000
0.30
1
±0.2
300
RD2-68X74CD
60
120
9000
3.6x10-4
35000
0.35
1
±0.2
350
RD2-82X98CD
80
160
8000
2.2X10-3
45000
0.53
1
±0.2
660
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