OD Number

of Teeth Pitch For Shaft

Dia. Bore Type Inside

Wd. Outside

Wd. Overall

Wd. Pitch Dia. Number of

Flanges Fabrication Material Hub Dia. Each

For 1/8" Max. Belt Wd.

0.425" 10 0.080" 1/8" Finished 0.16" 0.201" 0.438" 0.255" 1 Machined Anodized Aluminum 0.425" 1375K11 $12.20

0.45" 11 0.080" 1/8" Finished 0.16" 0.201" 0.438" 0.28" 1 Machined Anodized Aluminum 0.45" 1375K12 12.11

0.48" 12 0.080" 1/8" Finished 0.16" 0.201" 0.438" 0.306" 1 Machined Anodized Aluminum 0.48" 1375K13 12.10

0.53" 14 0.080" 1/8" Finished 0.16" 0.201" 0.438" 0.357" 1 Machined Anodized Aluminum 0.53" 1375K14 13.73

0.555" 15 0.080" 3/16" Finished 0.16" 0.201" 0.438" 0.382" 1 Machined Anodized Aluminum 0.555" 1375K15 12.29

0.58" 16 0.080" 3/16" Finished 0.16" 0.201" 0.438" 0.407" 1 Machined Anodized Aluminum 0.58" 1375K16 12.75

0.635" 18 0.080" 3/16" Finished 0.16" 0.26" 0.484" 0.458" 2 Machined Anodized Aluminum 0.312" 1375K17 12.92

0.685" 20 0.080" 1/4" Finished 0.16" 0.208" 0.438" 0.509" 1 Machined Anodized Aluminum 0.685" 1375K21 14.69

0.71" 21 0.080" 1/4" Finished 0.16" 0.208" 0.438" 0.535" 1 Machined Anodized Aluminum 0.71" 1375K23 14.77

0.74" 22 0.080" 1/4" Finished 0.16" 0.208" 0.438" 0.56" 1 Machined Anodized Aluminum 0.74" 1375K25 15.58

0.79" 24 0.080" 1/4" Finished 0.16" 0.26" 0.516" 0.611" 2 Machined Anodized Aluminum 0.442" 1375K26 13.69

0.895" 28 0.080" 1/4" Finished 0.16" 0.26" 0.484" 0.713" 2 Machined Anodized Aluminum 0.494" 1375K27 14.99

0.945" 30 0.080" 1/4" Finished 0.16" 0.26" 0.516" 0.764" 2 Machined Anodized Aluminum 0.546" 1375K28 15.62

1.105" 36 0.080" 1/4" Finished 0.16" 0.26" 0.516" 0.917" 2 Machined Anodized Aluminum 0.676" 1375K49 16.37

1.21" 40 0.080" 1/4" Finished 0.16" 0.276" 0.531" 1.019" 2 Machined Anodized Aluminum 0.754" 1375K51 17.31

1.26" 42 0.080" 1/4" Finished 0.16" 0.276" 0.531" 1.07" 2 Machined Anodized Aluminum 0.806" 1375K52 18.96

1.73" 60 0.080" 1/4" Finished 0.16" 0.276" 0.531" 1.53" 2 Machined Anodized Aluminum 1.222" 1375K53 23.57

For 1/4" Max. Belt Wd.

0.425" 10 0.080" 1/8" Finished 0.29" 0.33" 0.563" 0.255" 1 Machined Anodized Aluminum 0.425" 1375K29 12.00

0.45" 11 0.080" 1/8" Finished 0.29" 0.33" 0.563" 0.28" 1 Machined Anodized Aluminum 0.45" 1375K31 12.17

0.48" 12 0.080" 1/8" Finished 0.29" 0.33" 0.563" 0.306" 1 Machined Anodized Aluminum 0.48" 1375K32 12.42

0.53" 14 0.080" 1/8" Finished 0.29" 0.33" 0.563" 0.357" 1 Machined Anodized Aluminum 0.53" 1375K33 12.61

0.555" 15 0.080" 3/16" Finished 0.29" 0.33" 0.563" 0.382" 1 Machined Anodized Aluminum 0.555" 1375K34 12.91

0.58" 16 0.080" 3/16" Finished 0.29" 0.33" 0.563" 0.407" 1 Machined Anodized Aluminum 0.58" 1375K35 12.90

0.635" 18 0.080" 3/16" Finished 0.29" 0.389" 0.625" 0.458" 2 Machined Anodized Aluminum 0.312" 1375K36 13.34

0.685" 20 0.080" 1/4" Finished 0.29" 0.337" 0.563" 0.509" 1 Machined Anodized Aluminum 0.685" 1375K39 15.05

0.71" 21 0.080" 1/4" Finished 0.29" 0.337" 0.563" 0.535" 1 Machined Anodized Aluminum 0.71" 1375K42 15.32

0.74" 22 0.080" 1/4" Finished 0.29" 0.337" 0.563" 0.56" 1 Machined Anodized Aluminum 0.74" 1375K44 15.43

0.79" 24 0.080" 1/4" Finished 0.29" 0.389" 0.688" 0.611" 2 Machined Anodized Aluminum 0.442" 1375K45 13.61

0.895" 28 0.080" 1/4" Finished 0.29" 0.389" 0.688" 0.713" 2 Machined Anodized Aluminum 0.494" 1375K47 14.37

0.945" 30 0.080" 1/4" Finished 0.29" 0.389" 0.688" 0.764" 2 Machined Anodized Aluminum 0.546" 1375K48 15.05

1.105" 36 0.080" 1/4" Finished 0.29" 0.389" 0.688" 0.917" 2 Machined Anodized Aluminum 0.676" 1375K54 17.30

1.21" 40 0.080" 1/4" Finished 0.29" 0.405" 0.719" 1.019" 2 Machined Anodized Aluminum 0.754" 1375K55 19.40

1.26" 42 0.080" 1/4" Finished 0.29" 0.405" 0.719" 1.07" 2 Machined Anodized Aluminum 0.806" 1375K56 19.16

1.73" 60 0.080" 1/4" Finished 0.29" 0.405" 0.719" 1.53" 2 Machined Anodized Aluminum 1.222" 1375K57 22.97

For 3 mm Max. Belt Wd.

10.8mm 10 2.030mm 3mm Finished 4mm 5.1mm 11.1mm 6.5mm 1 Machined Anodized Aluminum 10.8mm 1375K171 14.39

11.4mm 11 2.030mm 3mm Finished 4mm 5.1mm 11.1mm 7.1mm 1 Machined Anodized Aluminum 11.4mm 1375K172 14.83

12.2mm 12 2.030mm 3mm Finished 4mm 5.1mm 11.1mm 7.8mm 1 Machined Anodized Aluminum 12.2mm 1375K173 14.87

13.5mm 14 2.030mm 3mm Finished 4mm 5.1mm 11.1mm 9.1mm 1 Machined Anodized Aluminum 13.5mm 1375K174 14.90

14.1mm 15 2.030mm 4mm Finished 4mm 5.1mm 11.1mm 9.7mm 1 Machined Anodized Aluminum 14.1mm 1375K175 14.96

14.7mm 16 2.030mm 4mm Finished 4mm 5.1mm 11.1mm 10.3mm 1 Machined Anodized Aluminum 14.7mm 1375K176 14.65

16.1mm 18 2.030mm 4mm Finished 4mm 6.6mm 12.3mm 11.6mm 2 Machined Anodized Aluminum 7.9mm 1375K177 14.68

16.1mm 18 2.030mm 6mm Finished 4mm 5.1mm 11.1mm 11.6mm 1 Machined Anodized Aluminum 16.1mm 1375K178 14.73

17.4mm 20 2.030mm 4mm Finished 4mm 6.6mm 12.3mm 12.9mm 2 Machined Anodized Aluminum 9.2mm 1375K179 14.78

17.4mm 20 2.030mm 6mm Finished 4mm 5.1mm 11.1mm 12.9mm 1 Machined Anodized Aluminum 17.4mm 1375K181 14.84

18.8mm 22 2.030mm 4mm Finished 4mm 6.6mm 12.3mm 14.2mm 2 Machined Anodized Aluminum 9.9mm 1375K184 15.49

18.8mm 22 2.030mm 6mm Finished 4mm 5.1mm 11.1mm 14.2mm 1 Machined Anodized Aluminum 18.8mm 1375K185 15.55

20.1mm 24 2.030mm 6mm Finished 4mm 6.6mm 13.1mm 15.5mm 2 Machined Anodized Aluminum 11.2mm 1375K186 15.62

20.7mm 25 2.030mm 6mm Finished 4mm 6.6mm 13.1mm 16.2mm 2 Machined Anodized Aluminum 11.9mm 1375K187 15.65

22.7mm 28 2.030mm 6mm Finished 4mm 6.6mm 13.1mm 18.1mm 2 Machined Anodized Aluminum 12.5mm 1375K188 15.68

24mm 30 2.030mm 6mm Finished 4mm 6.6mm 13.1mm 19.4mm 2 Machined Anodized Aluminum 13.9mm 1375K189 15.76

25.4mm 32 2.030mm 6mm Finished 4mm 6.6mm 13.1mm 20.7mm 2 Machined Anodized Aluminum 15.2mm 1375K191 15.82

28.1mm 36 2.030mm 6mm Finished 4mm 6.6mm 13.1mm 23.3mm 2 Machined Anodized Aluminum 17.2mm 1375K192 15.90

30.7mm 40 2.030mm 6mm Finished 4mm 7mm 13.5mm 25.9mm 2 Machined Anodized Aluminum 19.2mm 1375K193 16.00

32mm 42 2.030mm 6mm Finished 4mm 7mm 13.5mm 27.2mm 2 Machined Anodized Aluminum 20.5mm 1375K194 16.06

33.4mm 44 2.030mm 6mm Finished 4mm 7mm 13.5mm 28.5mm 2 Machined Anodized Aluminum 21.8mm 1375K195 16.12

43.9mm 60 2.030mm 6mm Finished 4mm 7mm 13.5mm 38.8mm 2 Machined Anodized Aluminum 31mm 1375K197 16.27

For 6 mm Max. Belt Wd.

10.8mm 10 2.030mm 3mm Finished 7.2mm 8.3mm 14.3mm 6.5mm 1 Machined Anodized Aluminum 10.8mm 1375K101 13.41

12.2mm 12 2.030mm 3mm Finished 7.2mm 8.3mm 14.3mm 7.8mm 1 Machined Anodized Aluminum 12.2mm 1375K105 13.88

13.5mm 14 2.030mm 3mm Finished 7.2mm 8.3mm 14.3mm 9.1mm 1 Machined Anodized Aluminum 13.5mm 1375K107 14.11

14.1mm 15 2.030mm 4mm Finished 7.2mm 8.3mm 14.3mm 9.7mm 1 Machined Anodized Aluminum 14.1mm 1375K109 14.57

14.7mm 16 2.030mm 4mm Finished 7.2mm 8.3mm 14.3mm 10.3mm 1 Machined Anodized Aluminum 14.7mm 1375K112 14.84

16.1mm 18 2.030mm 4mm Finished 7.2mm 9.9mm 15.9mm 11.6mm 2 Machined Anodized Aluminum 7.9mm 1375K114 15.05

16.1mm 18 2.030mm 6mm Finished 7.2mm 8.3mm 14.3mm 11.6mm 1 Machined Anodized Aluminum 16.1mm 1375K115 15.30

17.4mm 20 2.030mm 4mm Finished 7.2mm 9.9mm 15.9mm 12.9mm 2 Machined Anodized Aluminum 9.2mm 1375K118 15.50

17.4mm 20 2.030mm 6mm Finished 7.2mm 8.3mm 14.3mm 12.9mm 1 Machined Anodized Aluminum 17.4mm 1375K119 15.76

18.8mm 22 2.030mm 4mm Finished 7.2mm 9.9mm 15.9mm 14.2mm 2 Machined Anodized Aluminum 9.9mm 1375K127 16.50

18.8mm 22 2.030mm 6mm Finished 7.2mm 8.3mm 14.3mm 14.2mm 1 Machined Anodized Aluminum 18.8mm 1375K128 16.73

20.1mm 24 2.030mm 6mm Finished 7.2mm 9.9mm 17.5mm 15.5mm 2 Machined Anodized Aluminum 11.2mm 1375K132 16.98

22.7mm 28 2.030mm 6mm Finished 7.2mm 9.9mm 17.5mm 18.1mm 2 Machined Anodized Aluminum 12.5mm 1375K136 17.44

24mm 30 2.030mm 6mm Finished 7.2mm 9.9mm 17.5mm 19.4mm 2 Machined Anodized Aluminum 13.9mm 1375K138 17.71

25.4mm 32 2.030mm 6mm Finished 7.2mm 9.9mm 17.5mm 20.7mm 2 Machined Anodized Aluminum 15.2mm 1375K141 17.91

28.1mm 36 2.030mm 6mm Finished 7.2mm 9.9mm 17.5mm 23.3mm 2 Machined Anodized Aluminum 17.2mm 1375K143 18.15

30.7mm 40 2.030mm 6mm Finished 7.2mm 10.3mm 18.3mm 25.9mm 2 Machined Anodized Aluminum 19.2mm 1375K145 18.43

32mm 42 2.030mm 6mm Finished 7.2mm 10.3mm 18.3mm 27.2mm 2 Machined Anodized Aluminum 20.5mm 1375K147 18.63

36.1mm 48 2.030mm 6mm Finished 7.2mm 10.3mm 18.3mm 31mm 2 Machined Anodized Aluminum 23.8mm 1375K153 19.07

38.3mm 60 2.030mm 6mm Finished __ 9.5mm 18.3mm 38.8mm __ Machined Anodized Aluminum 29.2mm 1375K157 17.61

43.9mm 60 2.030mm 6mm Finished 7.2mm 10.3mm 18.3mm 38.8mm 2 Machined Anodized Aluminum 31mm 1375K155 19.34

51.2mm 80 2.030mm 8mm Finished __ 9.5mm 19.1mm 51.7mm __ Machined Anodized Aluminum 38.1mm 1375K162 30.68

57.7mm 90 2.030mm 8mm Finished __ 9.5mm 19.1mm 58.2mm __ Machined Anodized Aluminum 38.1mm 1375K164 31.96

64.2mm 100 2.030mm 8mm Finished __ 9.5mm 19.1mm 64.7mm __ Machined Anodized Aluminum 38.1mm 1375K166 34.84

77.1mm 120 2.030mm 10mm Finished __ 9.5mm 19.1mm 77.6mm __ Machined Anodized Aluminum 38.1mm 1375K168 90.84

For 9 mm Max. Belt Wd.

10.8mm 10 2.030mm 3mm Finished 10.4mm 11.5mm 17.5mm 6.5mm 1 Machined Anodized Aluminum 10.8mm 1375K102 14.43

13.5mm 14 2.030mm 3mm Finished 10.4mm 11.5mm 17.5mm 9.1mm 1 Machined Anodized Aluminum 13.5mm 1375K108 15.15

14.1mm 15 2.030mm 4mm Finished 10.4mm 11.5mm 17.5mm 9.7mm 1 Machined Anodized Aluminum 14.1mm 1375K111 15.39

14.7mm 16 2.030mm 4mm Finished 10.4mm 11.5mm 17.5mm 10.3mm 1 Machined Anodized Aluminum 14.7mm 1375K113 15.65

16.1mm 18 2.030mm 6mm Finished 10.4mm 11.5mm 17.5mm 11.6mm 1 Machined Anodized Aluminum 16.1mm 1375K117 16.13

17.4mm 20 2.030mm 6mm Finished 10.4mm 11.5mm 17.5mm 12.9mm 1 Machined Anodized Aluminum 17.4mm 1375K122 16.66

18mm 21 2.030mm 6mm Finished 10.4mm 11.5mm 17.5mm 13.6mm 1 Machined Anodized Aluminum 18mm 1375K126 17.18

18.8mm 22 2.030mm 6mm Finished 10.4mm 11.5mm 17.5mm 14.2mm 1 Machined Anodized Aluminum 18.8mm 1375K131 17.66

24mm 30 2.030mm 6mm Finished 10.4mm 13.1mm 20.6mm 19.4mm 2 Machined Anodized Aluminum 13.9mm 1375K139 18.63

25.4mm 32 2.030mm 6mm Finished 10.4mm 13.1mm 20.6mm 20.7mm 2 Machined Anodized Aluminum 15.2mm 1375K142 18.88

36.1mm 48 2.030mm 6mm Finished 10.4mm 13.5mm 21.4mm 31mm 2 Machined Anodized Aluminum 23.8mm 1375K154 20.12

38.3mm 60 2.030mm 6mm Finished __ 12.7mm 22.2mm 38.8mm __ Machined Anodized Aluminum 29.2mm 1375K158 18.63

43.9mm 60 2.030mm 6mm Finished 10.4mm 13.5mm 21.4mm 38.8mm 2 Machined Anodized Aluminum 31mm 1375K156 20.34

46.1mm 72 2.030mm 6mm Finished __ 12.7mm 22.2mm 46.6mm __ Machined Anodized Aluminum 30.4mm 1375K161 21.83

51.2mm 80 2.030mm 8mm Finished __ 12.7mm 22.2mm 51.7mm __ Machined Anodized Aluminum 38.1mm 1375K163 24.99

57.7mm 90 2.030mm 8mm Finished __ 12.7mm 22.2mm 58.2mm __ Machined Anodized Aluminum 38.1mm 1375K165 26.94

64.2mm 100 2.030mm 8mm Finished __ 12.7mm 22.2mm 64.7mm __ Machined Anodized Aluminum 38.1mm 1375K167 33.93

77.1mm 120 2.030mm 10mm Finished __ 12.7mm 22.2mm 77.6mm __ Machined Anodized Aluminum 38.1mm 1375K169 36.51