Roller Chain


  
Chain Couplings
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The chain coupling, composed of two-strand roller chains and two sprockets, features simple and compact structure, and high flexibility, power transmission capability and durability. What's more, the chain coupling allows simple connection/disconnection, and the use of the housing enhances safety and durability.

STAR coupling
Number

Chain pitch Coupling Casting
Drill hole Shaft diam. O L DH LH S C Approx weight kg/m A B Approx weight kg/m
Min Max.
3012 9.525 12 13.5 16 45 65

27.2

29.5 6.0 10.1 0.31 69 63 0.22

4012

4014

4016

12.70

12

12

13.5

14

14

16

22

28

32

62

69

77

79.4

79.4

87.4

36

45

51.5

36

36

40

7.4 14.4

0.73

1.12

1.50

77

84

92

72

75

72

0.30

0.31

0.35

5014

5016

5018

15.875

14.5

14.5

16

17

18

18

35

40

45

86

96

106

99.7

99.7

99.7

56

64

73.5

45

45

45

9.7 18.1

2.15

2.75

3.60

101

110

122

85

87

85

0.47

0.50

0.60

6018

6020

6022

19.05

20

20

20

22

24

28

56

60

71

127

139

151

123.5

123.5

123.5

89.5

102.5

115

56

56

56

11.5 22.8

6.55

8.38

10.4

147

158

168

105

105

117

1.2

1.2

1.2

8018

8020

8022

2040

20

20

20

32

36

40

80

90

100

169

185

202

141.2

145.2

157.2

115

125

142

63

65

71

15.2 29.3

13.2

16.2

21.8

190

210

226

129

137

137

1.9

2.5

2.7

10020 31.75 25 45 110 233 178.8

162

80 18.8 35.8 32.4 281 153 4.1

12018

12022

38.10

35

35

50

56

125

140

256

304

202.7

222.7

173

213

90

100

22.7 45.4

43.2

69.1

307

357

181

181

5.2

6.7