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CH425
Coupling-Rubber ring (Keyway hole)

   Body material   

Cushion material

Steel

Rubber

Video  3D view Specification of product PDF
  
CH425 –
 
 
※ Please refer to the specifications for details.
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How to order

 

 

 

 

 

 

unit:mm

D

Inner hole designation
d1   -   d2

min.    Max.

B

e

G

Tolerance

Allowable torque
(N / m)

Max. number of rotations
RPM

Weight(kg)

67

 9  ~  28

46

30

2.5

±0.5

2.2

10000

1

82

10  ~  32

53

40

3

±1

5

8000

1.8

97

12  ~  42

69

50

10.5

7000

3.3

112

14  ~  48

79

60

3.5

16.7

6000

5.2

128

18  ~  55

90

70

26.7

5000

8

148

22  ~  65

107

80

41.7

4500

12.7

168

28  ~  75

124

90

69.5

4000

19.3

194

32  ~  85

140

100

112

3500

26.3

214

45  ~  95

157

140

4

±2

167

3000

35.7

265

 70  ~  120

198

120

5.5

±2.5

417

2500

66.3

 

 

 

 

 

 

 

 

1kgf=9.8(N)

■ New JIS keyway ( DIN6885 )

 

 

 

 

 

Shaft bore​​​​​​​

b (Js9)

Tolerance

t

Tolerance

Key size

Set screw

9 ~ 10

3

±0.0125

1.4

+0.1
0

3 × 3

M4

11 ~ 12

4

±0.015

1.8

4 × 4

M5

13 ~ 17

5

2.3

5 × 5

M6

18 ~ 22

6

2.8

6 × 6

23 ~ 30

8

±0.018

3

+0.2
0

8 × 7

M8

31 ~ 38

10

3.3

10 × 8

39 ~ 44

12

±0.021

3.3

12 × 8

45 ~ 50

14

3.8

14 × 9

M10

51 ~ 58

16

4.3

16 × 10

59 ~ 65

18

4.4

18 × 11

66 ~ 75

20

±0.026

4.9

20 × 11

M12

76 ~ 85

22

5.4

24 × 12

86 ~ 95

25

5.4

25 × 14

M14

 

 

 

 

 

 

 

 

1kgf = 9.8 N