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M2 module
Metal gear Pressure angle 20∘
GS: CheNa also provides SUS303 material, in a high humidity environment can
           have a good antirust .
GE:Standard gear (Rack) did not do heat treatment, if required heat treatment
           can be specified H series.
GH:Tooth surfaces make high frequency treatment, hardness of 43 to 45 degrees,
           strength and wear resistance would be better.
           SUS have no finish, just provide material [GS].

   Material  

Accuracy class

Teeth finish

SUS303

JIS 4
(DIN8e25)

Milling

S45C Carbon steel

S45C Carbon steel
+

Heat Treatment

Video  3D view Specification of product PDF
  
[ Select material and surface treatment
      
 M2
 
     
     
  [ B 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

 

 

 

 

unit : mm

Number of teeth

Modulus

Tooth width

Wheel shape

Hole shape

Mini aperture

Wheel hub

Pitch diameter

Tooth top

A

d

D

Dp

Do

12

M2

15.9
19
22.2

A
(For H holeshape only)






B

 

 

 

 

 

 

 

6

18

24

28

13

 

H

Round hole

 

 

20

26

30

14

 

 

 

20

28

32

15

 

 

8

24

30

34

16

 

 

26

32

36

17

 

 

28

34

38

18

 

 

30

36

40

19

 

 

31

38

42

20

 

 

32

40

44

21

 

 

34

42

46

22

 

 

36

44

48

23

 

 

37

46

50

24

 

 

 

 

 

 

 

38

48

52

25

 

 

 

 

 

 

 

40

50

54

26

 

 

 

 

 

 

 

42

52

56

27

 

P

  Round hole + tapping

 

45

54

58

28

 

 

 

56

60

29

 

 

47

58

62

30

 

 

50

60

64

32

 

 

64

68

34

 

 

10

68

72

35

 

 

52

70

74

36

 

 

55

72

76

38

 

 

76

80

40

 

 

80

84

42

 

 

84

88

44

 

Shaft aperture

Tapping

 

88

92

45

 

4~5

M3

 

90

94

46

 

6~12

M4

 

92

96

48

 

13~30

M5

 

96

100

50

 

KP : Specify a 90 degree tap

 

100

104

52

 

 

 

 

 

 

 

12

104

108

54

 

 

 

 

 

 

 

108

112

55

 

 

 

 

 

 

 

110

114

56

 

N

鍵槽+攻牙

 

112

116

58

 

JIS_B_1301

 

60

116

120

60

 

 

 

120

124

62

 

 

15

124

128

64

 

 

128

132

65

 

 

130

134

66

 

 

132

136

68

 

 

136

140

70

 

 

140

144

72

 

 

144

148

75

 

 

20

150

154

76

 

 

152

156

80

 

Shaft aperture

Kw(Js9)

Kh

 

160

164

84

 

8~10

3

1.4

 

70

168

172

85

 

11~12

4

1.8

 

170

174

88

 

13~17

5

2.3

 

176

180

90

 

23~30

8

3.3

 

180

184

95

 

KN : Specify a 90 degree tap

 

190

194

100

 

 

 

 

 

 

 

200

204

120

 

 

 

 

 

 

 

90

240

244