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Single Double Sprockets

Single Double Sprockets (Japanese Standard)

40 SD
m-2.gif15-1.gif 
Chain Type No.40
Pitch (P) 12.7 mm
Internal width (W) 7.95 mm
Roller Dia. (Dr) 7.95 mm
Teeth width (T) 7.2 mm
(C) 27.8 mm
 

Sprockets No. Outside Dia.
Do
Pitch Dia.
Dp
Bore Dia. Hub Weight
(kg)
Type Teeth No. Stock min. max. BD BL
40 SD 12 55 49.07 10 12 18 34 35 0.33
13 59 53.07 13 15 20 38 35 0.40
14 63 57.07 13 15 25 42 35 0.49
15 67 61.08 13 15 28 46 35 0.57
16 71 65.10 13 15 30 50 35 0.66
17 76 69.12 13 15 32 54 35 0.76
18 80 73.14 13 15 38 59 35 0.89
19 84 77.16 13 15 42 63 35 1.00
20 88 81.18 14 16 45 67 35 1.14
21 92 85.21 14 16 48 71 35 1.23

 

50 SD
m-2.gif15-1.gif 
Chain Type No.50
Pitch (P) 15.875 mm
Internal width (W) 9.53 mm
Roller Dia. (Dr) 10.16 mm
Teeth width (T) 8.7 mm
(C) 31.3 mm
 

Sprockets No. Outside Dia.
Do
Pitch Dia.
Dp
Bore Dia. Hub Weight
(kg)
Type Teeth No. Stock min. max. BD BL
50 SD 12 69 61.34 14 16 25 43 40 0.63
13 74 66.34 14 16 28 48 40 0.75
14 79 71.34 14 16 32 53 40 0.90
15 84 76.35 14 16 35 58 40 1.04
16 89 81.37 14 16 42 63 40 1.22
17 94 86.39 14 16 45 68 40 1.41
18 100 91.42 14 16 48 73 40 1.61
19 105 96.45 14 16 55 79 40 1.80
20 110 101.48 14 16 57 84 40 1.95
21 115 106.51 14 16 60 89 40 2.27

 

60 SD
m-2.gif15-1.gif
Chain Type No.60
Pitch (P) 19.05 mm
Internal width (W) 12.70 mm
Roller Dia. (Dr) 11.91 mm
Teeth width (T) 11.7 mm
(C) 38.3 mm
 

Sprockets No. Outside Dia.
Do
Pitch Dia.
Dp
Bore Dia. Hub Weight
(kg)
Type Teeth No. Stock min. max. BD BL
60 SD 12 83 73.60 14 16 32 51 50 1.14
13 89 79.60 14 16 35 57 50 1.39
14 95 85.61 16 18 42 64 50 1.63
15 101 91.62 16 18 46 70 50 1.96
16 107 97.65 16 18 51 76 50 2.20
17 113 103.67 16 18 55 82 50 2.56
18 119 109.71 16 18 60 88 50 2.90
19 126 115.74 16 18 63 94 50 3.26
20 132 121.78 16 18 66 100 50 3.70
21 138 127.82 16 18 75 107 50 4.13

 

 

80 SD
m-2.gif15-1.gif
Chain Type No.80
Pitch (P) 25.4 mm
Internal width (W) 15.88 mm
Roller Dia. (Dr) 15.88 mm
Teeth width (T) 14.6 mm
(C) 45.4 mm
 

Sprockets No. Outside Dia.
Do
Pitch Dia.
Dp
Bore Dia. Hub Weight
(kg)
Type Teeth No. Stock min. max. BD BL
80 SD 12 110 98.14 20 22.5 46 69 60 2.52
13 118 106.14 20 22.5 51 77 60 3.04
14 127 114.15 20 22.5 57 85 60 3.60
15 135 122.17 20 22.5 63 93 60 4.16
16 143 130.20 20 22.5 70 102 60 4.89
17 151 138.23 20 22.5 75 110 60 5.61
18 159 146.27 20 22.5 80 118 60 6.36
19 167 154.32 21 23.5 80 126 60 7.13
20 176 162.37 21 23.5 89 134 60 8.03
21 184 170.42 21 23.5 95 142 60 8.88

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