Stainless Steel Sprockets per European Standard

Pitch

z

12

13

15

16

17

18

19

20

21

23

25

30

06B

3/8" x 7/32"

de

-

43.0

49.3

52.3

55.3

58.3

61.3

64.3

68.0

73.5

80.0

94.7

dp

-

39.79

45.81

48.82

51.83

54.85

57.87

60.89

63.91

69.95

76.00

91.12

dm

-

28

34

37

40

43

45

46

48

52

57

60

D₁

-

10

10

10

10

10

10

10

12

12

12

12

A

-

25

25

28

28

28

28

28

28

28

28

30

08B

1/2" x 5/16"

de

53.0

57.9

65.9

69.9

74.0

78.0

82.0

86.0

90.1

98.1

106.2

126.3

dp

49.07

53.6

61.09

65.10

69.11

73.14

77.16

81.19

85.22

93.27

101.33

121.50

dm

33

37

45

50

52

56

60

64

68

70

70

80

D₁

10

10

10

12

12

12

12

12

14

14

14

16

A

28

28

28

28

28

28

28

28

28

28

28

30

10B

5/8" x 3/8"

de

-

73.0

83.0

88.0

93.0

98.3

103.3

108.4

113.4

123.4

134.0

158.8

dp

-

66.32

76.36

81.37

86.39

91.42

96.45

101.49

106.52

116.58

126.66

151.87

dm

-

47

57

60

60

70

75

75

80

80

80

90

D₁

-

12

12

12

12

12

14

14

16

16

16

20

A

-

30

30

30

30

30

30

30

30

30

30

35

12B

3/4" x 7/16"

de

-

87.5

99.8

105.5

111.5

118.0

124.2

129.7

136.0

149.0

160.0

-

dp

-

79.59

91.63

97.65

103.67

109.71

115.75

121.78

127.82

139.90

152.0

-

dm

-

58

70

75

80

80

80

80

90

90

90

.

D₁

-

16

16

16

16

16

16

16

20

20

20

-

A

-

35

35

35

35

35

35

35

40

40

40

-

16B

1" x 17.02

de

-

117.0

133.0

141.0

149.0

157.0

165.2

173.0

181.2

-

-

-

dp

-

106.12

122.17

130.20

138.22

146.28

154.33

162.38

170.43

-

-

-

dm

-

78

92

100

100

100

100

100

110

-

-

-

D₁

-

16

16

19

20

20

20

20

20

-

-

-

A

-

40

40

45

45

45

45

45

50

-

-

-