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XL
Timing pulley Pitch:5.08mm
*For iron materials, please contact the Chena.

  Material  

Finish

Aluminum A6061

AS White anode
AB Black anode
AN Electroless nickel
AK Hardened anode

 Belt width 

19

25

31

37

50

75

(4.8mm)

(6.4mm)

(7.9mm)

(9.5mm)

(12.7mm)

(19.1mm)

Common size 

A=6

W=10
L=19

A=7.5

W=12.5
L=21.5

A=9

W=14
L=23

A=11

W=16
L=25

A=14

W=19
L=28

A=21

W=26
L=35

Video  3D view Specification of product PDF
  
[ Select surface treatment ]
      
 
     
     
  [ BF shape can specify D path change ] 
※Please refer to the specification preview for detailed dimensions.
 2D drawing download  3D drawing download
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 How to order?
How to order

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

      

Number of teeth

TYPE width

shape

Hole shape

Shaft hole d

P.D

O.D

D

E

Fod

Processing minimum

10

 

 

 

 

 

 

 

 

 

 

 

3

16.17

15.66

10

12

18

11

 

 

 

 

H

Round hole

 

 

 

3

17.79

17.28

10

14.5

22.6

12

 

 

 

 

 

 

3

19.4

18.9

12

15

25

13

 

 

 

 

 

 

4

21.02

20.51

15

17

27

14

 

 

 

 

 

 

4

22.64

22.13

15

18

28

15

 

 

 

 

 

 

4

24.26

23.75

17

20

32

16

 

 

 

 

 

 

5

25.87

25.36

17

20

32

17

 

 

 

 

 

 

5

27.49

26.98

17

20

32

18

 

 

 

 

 

 

 

 

 

 

 

5

29.11

28.6

21

24

35

19

 

 

 

 

P

Round hole + tapping

 

5

30.72

30.22

21

24

35

20

XL-019

 

 

 

 

 

6

32.34

31.83

24

25

40

21

 

 

 

 

 

 

6

33.96

33.45

24

28

40

22

 

 

 

 

 

 

6

35.57

35.07

26

30

45

23

 

 

 

 

 

 

6

37.19

36.68

26

30

45

24

XL-025

 

 

 

 

 

6

38.81

38.3

26

30

45

25

 

AF

 

 

 

 

6

40.43

39.92

30

34

47

26

 

 

 

 

 

 

 

 

 

 

 

6

42.04

41.53

30

34

47

27

 

 

 

 

Shaft aperture

Tapping

 

 

6

43.66

43.15

35

38

53

28

XL-031

 

 

 

3~4

M3

 

 

6

45.28

44.77

35

40

55

29

 

 

 

 

5~12

M4

 

 

8

46.89

46.39

35

40

55

30

 

 

 

 

13~17

M5

 

 

8

48.51

48

35

40

55

31

 

 

 

 

18~30

M6

 

 

8

50.13

49.62

40

44

62

32

XL-037

 

 

 

KP : Specify a 90 degree tap

 

 

8

51.74

51.24

40

44

62

33

 

 

 

 

 

 

 

 

 

 

 

8

53.36

52.85

40

44

62

34

 

 

 

 

N

Keyway + tapping

8

54.98

54.47

40

44

62

35

 

BF

 

 

 

New JIS_B_1301

 

10

56.6

56.09

40

45

65

36

XL-050

 

 

 

 

 

10

58.21

57.7

40

52.5

67.5

37

 

 

 

 

 

 

10

59.83

59.32

40

52.5

67.5

38

 

 

 

 

 

 

10

61.45

60.94

40

52.5

67.5

39

 

 

 

 

 

 

10

63.06

62.56

40

52.5

67.5

40

XL-075

 

 

 

 

 

10

64.68

64.17

40

59

73

41

 

 

 

 

 

 

10

66.3

65.79

40

59

73

42

 

 

 

 

 

 

 

 

 

 

 

10

67.91

67.41

40

59

73

43

 

 

 

Shaft aperture

kw (Js9)

Kh

Tapping

 

10

69.53

69.02

40

59

73

44

 

 

 

8~10

3

1.4

M4

 

10

71.15

70.64

40

60

80

45

 

 

 

11~12

4

1.8

 

10

72.77

72.26

40

60

80

46

 

 

 

13~17

5

2.3

M5

 

10

74.38

73.87

40

60

80

47

 

 

 

18~22

6

2.8

M6

 

10

76

75.49

40

60

80

48

 

 

 

23~30

8

3.3

 

10

77.62

77.11

40

65

85

49

 

 

 

KN : Specify a 90 degree tap

 

10

79.23

78.73

40

65

85

50

 

 

 

 

 

 

 

 

 

 

 

10

80.85

80.84

40

65

85