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GZ442
Couplings - Steel Body Extended / Clamped
D
16 20 25 28 32 40 50
Material
SUS A6061
Type
Please select a size
Quantity
In stock
Remark
🚀 The delivery time is 5~7 days after placing the order!
💦There are discounts for orders above 10.
🟡Standard hole diameter is free; keyway: extra charge.
 3D drawing  Video  Specification PDF
Size

　

　

　

　

　

　

　

　

　

　

unit:mm

D

L

Bore designation
 d1-d2

G

M

screw
Tightening torque
(N．M)

Maximum torque
(N．M)

Maximum rotational speed
(rpm/min)

moment of inertia
(kg．m2)

quality
(g)

AL

SUS

AL

SUS

AL

SUS

16

24

3~8

3.75

M2.5

0.8

5

10

9400

2.9x10-7

7.9x10-7

13

27

20

30

4~10

3.75

0.8

10

20

7500

8.6x10-6

2.3x10-7

25

45

25

36

5~12

6

M3

1.2

12

24

6000

2.7x10-6

7.2x10-6

43

87

28

38

6~14

7.8

M4

2.5

14

28

5500

2.5x10-6

8.0x10-6

48

105

32

41

6~16

7.75

2.5

15

30

4700

7.1x10-6

2.4x10-5

65

180

40

52

8~20

10.5

M5

5

19

38

4000

1.45x10-5

3.75x10-5

150

450

50

66

10~25

16

M6

8

45

90

4000

7.0x10-5

1.75x10-4

280

840


█  New JIS keyway (DIN6885)

　

　

　

　

　

Inside Diameter

b (Js9)

Tolerance

t

Tolerance

Keyway size

Fixing screws

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

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