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M4 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
  
[Material & Finish chosen]
    
 M4–
    
    
  [B Type can assignable D] 
※For detailed dimensions, please refer to the specification preview.
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How to order

 

 

 

 

 

 

unit:mm

Number of teeth

Modulus

Tooth surface width
A

Shape

Hole shape

Mini. aperture
d

D

Number of teeth

Dp

Do

W-shaped Surplus material processing

Dp

Do

15

M4

38.1
44.5

B



W

(Surplus material processing)

10~

48

15

60

68

-

-

16

15~

52

16

64

72

17

56

17

68

74

18

60

18

72

80

19

64

19

76

84

20

68

20

80

88

21

72

21

84

92

22

76

22

88

96

23

20~

78

23

92

100

24

82

24

96

104

25

86

25

100

108

26

90

26

104

112

27

94

27

108

116

28

95

28

112

120

29

95

29

116

124

30

95

30

120

128

31

65

31

124

132

32

65

32

128

136

33

65

33

132

140

34

65

34

136

144

35

65

35

140

148

36

65

36

144

152

37

65

37

148

156

38

65

38

152

160

39

65

39

156

164

40

65

40

160

168

41

70

41

164

172

42

70

42

168

176

43

70

43

172

180

44

70

44

176

184

45

75

45

180

188

46

75

46

184

192

47

75

47

188

196

48

75

48

192

200

49

75

49

196

204

50

25~

75

50

200

208

154

S=Ax0.6

※D diameter size can be changed according to design.