Oldham Couplings, Body AL, Elastic PA66

Dimension table

mm

Model

Common DL / D2 inner diameter size

ΦD

L

LF

LP

F

M

Tightening torque

(n.m)

GL-16X18

4-5-6-6.35-7-8

16

18

7.1

12

3.0

M3

1.2

GL-20X23

5-6-6.35-7-8

20

23

9

12.7

4.5

M4

1.7

GL-20X25

5-6-6.35-8-9-9.525-10

20

25

10.1

12.7

3.0

M4

2.5

GL-25X28

5-6-8-9-9.525-10-11-12-14

25

28

21

17.7

2.8

M4

2.5

GL-32X33

5-6-8-9-9.525-10-11-12-12.7-14-15-16

32

33

14

20

3.4

M4

2.5

GL-40X32

8-9-9.525-10-11-12-12.7-14-15-16-17-18-19-20

40

32

14

20.3

3.2

M4

2.5

GL-44X46

8-9-9.525-10-11-1212.7-14-15-16-17-18-19-20-22

44

46

20.7

18.4

3.5

M5

5

GL-50X38

10-12-12.7-14-15-16-17-18-19-20-22-24-25

50

38

16.5

22.35

3.8

M5

5

GL-55X57

10-12-12.7-14-15-16-17-18-19-20-22-24-25-28-30-32

55

57

26.2

25.8

7.8

M5

5

GL-63X47

14-15-16-17-18-19-20-22-24-25-28-30-32

63

47

21

25.8

6.0

M6

8

GL-70X77

16-17-18-19-20-22-24-25-28-30-32-25-38-40

70

77

37

25

13.5

M8

20

Technical parameter

mm

Model

Rated torque

(N.m)

Allowable eccentricity (mm)

Allowable deflection angle (∠^。)

Allowable axial deviation (mm)

Allowable speed (RPM)

Static torsional stiffness

(N.m/rad)

Moment of inertia (N.m)

Coupling weight (g)

GL-16X18

0.7

0.8

3

±0.2

9000

30

3.0X10^-7

6

GL-20X23

1.2

1.5

3

±0.2

3100

60

1.0X10^-6

14

GL-20X25

1.25

1.2

3

±0.2

7000

58

3.0X10^-7

18

GL-25X28

2

1.6

3

±0.2

6000

130

2.8X10^-6

25

GL-32X33

4.5

2

3

±0.2

4800

270

8.9X10^-5

44

GL-40X32

9

2.4

3

±0.2

3600

520

2.1X10^-5

81

GL-44X46

12

2.8

3

±0.2

3500

560

3.8X10^-5

136

GL-50X38

19

2.6

3

±0.2

3000

800

6.0X10^-5

142

GL-55X57

22

3.3

3

±0.2

2800

795

9.9X10^-5

255

GL-63X47

33

3

3

±0.2

2500

1200

2.1X10^-4

320

GL-70X77

56

3.8

3

±0.2

2500

1260

3.9X10^-4

445

Shaft diameter dimension

Standard machining dimension of keyway

Keyway size

Standard drawing of keyway processing

dl/d2

b

t

（bxh）

Slot width

tolerance

slot depth

tolerance

Φ6-Φ7.9

2

±0.0125

1.0

 ±0.10

2X2

Φ8-Φ10

3

±0.0150

1.4

3X3

Φ10.1-Φ12

4

1.8

4X4

Φ12.1-Φ17

5

2.3

5X5

Φ17.1-Φ22

6

±0.0180

2.8

6X6

Φ22.1-Φ30

8

3.3

±0.20

8X7

Φ30.1-Φ38

10

±0.0215

3.3

10X8

Φ38.1-Φ44

12

3.8

12X8

Φ44.1-Φ50

14

4.3

14X9

Φ50.1-Φ58

16

4.4

16X10

Φ58.1-Φ65

18

4.4

18X11

Outline dimension table

mm

Model

Common DL / D2 inner diameter size

ΦD

L

LF

LP

F

M

Tightening torque

(n.m)

GLC-16X29

4-5-6-6.35

16

29

12.5

12

3

M2.5

0.8

 GLC-20X33

5-6-6.35-7-8

20

33

14.1

12.7

3.8

M2.5

0.8

GLC-25X39

5-6-6.35-8-9-9.525-10-11-12

25

39

16.9

17.7

3.9

M3

1.2

 GLC-32X45

5-6-8-9-9.525-10-11-12-12.7-14-15-16

32

45

20

20

4.5

M4

2.5

GLC-40X50

8-9-9.525-10-11-12-14-15-16-17-18-19

40

50

23

20.3

5.5

M5

5

 GLC-44X46

8-9-9.525-10-11-12-14-15-16-17-18-19-20-22

44

46

20.7

18.4

7

M5

5

GLC-50X53

10-11-12.7-14-15-16-17-18-19-20-22-24

50

53

24.2

22.35

7.5

M6

8

 GLC-50X58

10-11-12.7-14-15-16-17-18-19-20-22-24

50

58

26.5

22.35

6.3

M6

8

GLC-55X57

10-11-12.7-14-15-16-17-18-19-20-22-24-25-28

55

57

26.2

25.8

6.3

M6

8

 GLC-63X71

14-15-16-17-18-19-20-22-24-25-28-30-32

63

71

32.8

26.2

7.8

M8

20

GLC-70X77

14-15-16-17-18-19-20-22-24-25-28-30-32-35-38

70

71

37

25

7.7

M8

20

Technical parameter

m m