Side Elevation View Plan View Distance is Pi Multiplied by Effective Diameter then Divided by Number of Sprocket Teeth Pi = 3.142 approx. Angular displacement of 8 sprocket wheel tooth tips is 45 degrees

Ref No.

Material

Internal Link Length (mm)

External Link Width (mm)

Link Wire Diameter (mm)

Links Per Foot (LPF)







1

Brass

4.80

3.60

0.90

63.1

2

Brass

5.02

6.50

0.86

58.8

3

Brass

5.70

4.20

1.00

53.1

4

Iron

6.00

4.40

1.00

50.5

5

Brass

6.00

4.40

1.00

50.5

6

Iron

6.10

4.80

1.00

49.6

7

Brass

6.10

4.80

1.00

49.6

8

Brass

6.30

5.30

1.30

47.9

9

Brass

6.30

4.60

1.05

48.0

10

Brass

6.40

4.60

1.05

47.2

11

Iron

6.50

5.00

1.50

46.4

12

Brass

6.50

5.95

1.62

46.6

13

Brass

6.56

5.35

1.35

46.4

14

Iron

6.60

3.60

0.90

46.0

15

Brass

6.60

5.00

1.35

45.8

16

Iron

6.60

5.00

1.35

45.8

17

Iron

6.80

3.70

0.90

44.6

18

Brass

6.80

3.70

0.90

44.6

19

Iron

7.20

6.70

1.60

41.8

20

Iron

7.20

4.80

1.18

40.0

21

Brass

7.20

4.80

1.18

40.0

22

Iron

7.25

5.00

1.20

41.7

23

Brass

7.25

5.00

1.20

41.7

24

Iron

7.90

5.10

1.55

38.0

25

Brass

7.90

5.10

1.55

38.0

26

Iron

8.10

4.60

1.00

37.4

27

Brass

8.10

4.60

1.00

37.4

28

Iron

8.30

6.90

1.80

36.0

29

Brass

8.30

6.60

1.80

36.8

30

Iron

8.50

7.00

1.80

36.0

31

Iron

9.00

6.70

1.90

33.4

32

Iron

9.45

5.14

1.18

31.0

33

Chromed Brass

9.60

6.60

1.50

31.5

34

Brass

         9.60

         6.60

          1.50

         31.5

Sprocket Wheel

Sprocket Wheel

Sprocket Wheel

Sprocket Wheel

Internal Link

Closest

No. of Teeth

Effective Diameter

Circumference

Tip to Tip Distance

Length Required

Chain Match


(mm)

(mm)

(mm)

(mm)

LPF

6

20

62.84

10.47

5.76

53.1

6

22

69.12

11.52

6.34

47.9

6

24

75.41

12.57

6.91

44.6

6

26

81.69

13.62

7.49

38.0

6

28

87.98

14.66

8.06

37.4

6

30

94.26

15.71

8.64

33.4

6

32

100.54

16.76

9.22

31.0

8

22

69.12

8.64

4.75

63.1

8

24

75.41

9.43

5.18

53.1

8

26

81.69

10.21

5.62

53.1

8

28

87.98

11.00

6.05

49.6

8

30

94.26

11.78

6.48

46.4

8

32

100.54

12.57

6.91

44.6

8

34

106.83

13.35

7.34

41.7

8

36

113.11

14.14

7.78

38.0

8

38

119.40

14.92

8.21

36.0

8

40

125.68

15.71

8.64

36.0

8

42

131.96

16.50

9.07

33.4

8

44

138.25

17.28

9.50

31.5

10

28

87.98

8.80

4.84

63.1

10

30

94.26

9.43

5.18

58.8

10

32

100.54

10.05

5.53

53.1

10

34

106.83

10.68

5.88

50.5

10

36

113.11

11.31

6.22

47.9

10

38

119.40

11.94

6.57

46.4

10

40

125.68

12.57

6.91

44.6

10

42

131.96

13.20

7.26

41.7

10

44

138.25

13.82

7.60

38.0

10

46

144.53

14.45

7.95

38.0

10

48

150.82

15.08

8.29

36.8

10

50

157.10

15.71

8.64

36.0

Clock Chains Explained