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8YU
Timing pulley Pitch:8.0mm
Material:Aluminum A6061+Anodized
L size=( W+20 )

 Belt width 

15

20

25

30

Face width

A=17

W=22

A=22

W=27

A=28

W=33

A=33

W=38

Video  3D view Specification of product PDF
 
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※ Please refer to the specifications for details.
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How to order

 

 

 

 

 

 

 

Number

of teeth

Belt width

Shape

Hole shape

Aperture d

P.D

O.D

D

E

Fod

 

Processing min.

 

20

 

 

 

 

 

 

 

 

 

12

50.93

49.56

36

40

55

 

21

 

 

 

 

 

 

 

 

 

12

53.48

52.1

36

43

60

 

22

 

 

 

 

H

Hole

 

 

12

56.02

54.65

40

44

62

 

23

 

 

 

 

 

 

 

 

 

12

58.57

57.2

42

45

65

 

24

 

 

 

 

 

16

61.12

59.74

44

50

70

 

25

 

 

 

 

16

63.66

62.29

46

50

70

 

26

 

 

 

 

16

66.21

64.84

48

55

75

 

27

 

 

 

 

16

68.75

67.38

50

55

75

 

28

 

 

 

 

16

71.3

69.93

52

60

80

 

29

 

 

 

 

16

73.85

72.48

54

60

80

 

30

 

 

 

 

 

 

 

 

 

16

76.39

75.02

56

65

85

 

31

 

 

 

 

 

 

 

 

 

16

78.94

77.57

58

65

85

 

32

 

 

 

 

P

Hole+Tapping

 

16

81.49

80.12

60

70

90

 

33

 

 

 

 

 

 

 

 

16

84.03

82.66

62

70

90

 

34

8YU-15

 

 

 

 

16

86.58

85.21

64

75

95

 

35

 

 

 

 

16

89.13

87.75

66

75

95

 

36

 

 

 

 

20

91.67

90.3

68

80

100

 

37

 

 

 

 

20

94.22

92.85

70

80

100

 

38

 

 

 

 

20

96.77

95.39

72

85

105

 

39

8YU-20

AF

 

 

20

99.31

97.94

74

85

105

 

40

 

 

 

Axis aperture

Tapping

 

20

101.86

100.49

74

90

110

 

41

 

 

 

6~12

M4

 

20

104.41

103.03

76

90

110

 

42

 

 

 

13~17

M5

 

20

106.95

105.58

76

95

115

 

43

8YU-25

BF

 

18~30

M6

 

20

109.5

108.13

78

98

118

 

44

 

 

 

31~44

M8

 

20

112.05

110.67

78

98

118

 

45

 

 

 

45~65

M10

 

20

114.59

113.22

78

105

125

 

46

 

 

 

KP : Tapping designated 90

 

20

117.14

115.77

80

105

125

 

47

 

 

 

 

 

 

 

 

 

20

119.68

118.31

80

110

128

 

48

8YU-30

 

 

 

N

Keyway+Tapping

 

20

122.23

120.86

80

110

130

 

49

 

 

 

 

 

New JIS_B_1301

 

20

124.78

123.41

82

110

135

 

50

 

 

 

 

 

20

127.32

125.95

82

110

135

 

51

 

 

 

 

20

129.87

128.5

82

115

140

 

52

 

 

 

 

20

132.42

131.04

84

115

140

 

53

 

 

 

 

20

134.96

133.59

84

120

146

 

54

 

 

 

 

20

137.51

136.14

84

120

146

 

55

 

 

 

 

20

140.06

138.68

86

125

152

 

56

 

 

 

Axis aperture

kw(Js9)

kh

Tapping

 

20

142.6

141.23

86

125

152

 

57

 

 

 

11~12

4

1.8

M4

 

20

145.15

143.78

86

125

157

 

58

 

 

 

13~17

5

2.3

M5

 

20

147.7

146.32

86

125

157

 

59

 

 

 

18~22

6

2.8

M6

 

20

150.24

148.87

88

128

160

 

60

 

 

 

23~30

8

3.3

20

152.79

151.42

88

128

160

 

70

 

 

 

31~38

10

3.3

M8

 

20

178.25

176.88

90

157

188

 

72

 

 

 

39~44

12

3.3

 

20

183.35

181.97

90

157

188

 

80

 

 

 

45~50

14

3.8

M10

20

203.72

202.35

100

180

210

 

90

 

 

 

KN : Tapping designated 90

 

20

229.18

227.81

100

195

235

 

100

 

 

 

 

 

 

 

 

 

20

254.65

253.28

100

220

260