THESE CHARTS ARE PROVIDED AS A REFERENCE ONLY AND DO NOT REFLECT SPROCKETS IN STOCK

STANDARD ROLLER CHAIN SPROCKET DIAMETERS
3/4 INCH PITCH - NO. 60
15/32 INCH DIAMETER ROLLER

No.
Teeth
Outside
Diameter
Pitch
Diameter
Caliper
Diameter
9 2.511 2.193 1.691
10 2.758 2.427 1.958
11 3.005 2.663 2.166
12 3.249 2.898 2.429
13 3.493 3.134 2.642
14 3.736 3.371 2.902
15 3.978 3.608 3.119
16 4.220 3.845 3.380
17 4.462 4.082 3.595
18 4.703 4.319 3.850
19 4.945 4.557 4.072
20 5.186 4.794 4.325
21 5.426 5.033 4.549
22 5.666 5.270 4.801
23 5.907 5.508 5.026
24 6.147 5.746 5.277
25 6.387 5.984 5.503
26 6.627 6.222 5.753
27 6.867 6.461 5.980
28 7.106 6.698 6.229
29 7.346 6.937 6.458
30 7.586 7.175 6.706
31 7.826 7.413 6.935
32 8.065 7.652 7.183
33 8.305 7.890 7.412
34 8.544 8.129 7.660
35 8.783 8.367 7.889
36 9.023 8.606 8.137
37 9.262 8.844 8.367
38 9.501 9.083 8.614
39 9.740 9.321 8.844
40 9.980 9.560 9.091
41 10.219 9.798 9.321
42 10.458 10.037 9.568
43 10.697 10.275 9.799
44 10.937 10.514 10.045
45 11.176 10.752 10.276
46 11.414 10.991 10.522
47 11.654 11.229 10.754
48 11.893 11.468 10.999
49 12.132 11.706 11.231
50 12.371 11.945 11.476
51 12.610 12.183 11.708
52 12.849 12.422 11.953
53 13.088 12.660 12.186
54 13.327 12.899 12.430
55 13.566 13.137 12.663
56 13.805 13.376 12.907
57 14.044 13.615 13.140
58 14.283 13.853 13.384
59 14.522 14.092 13.618
60 14.761 14.330 13.861
61 15.000 14.570 14.095
62 15.239 14.808 14.339
63 15.478 15.047 14.573
64 15.717 15.285 14.816
65 15.956 15.524 15.050
66 16.195 15.762 15.293
67 16.433 16.001 15.528
68 16.673 16.240 15.771
69 16.911 16.478 16.005
70 17.150 16.717 16.248
71 17.389 16.955 16.482
72 17.628 17.195 16.726
73 17.867 17.433 16.960
74 18.106 17.672 17.203
75 18.344 17.910 17.437
76 18.584 18.149 17.680
77 18.822 18.388 17.915
78 19.061 18.626 18.157
79 19.300 18.865 18.392
80 19.539 19.103 18.634
81 19.778 19.343 18.870
82 20.017 19.581 19.112
83 20.255 19.820 19.347
84 20.495 20.058 19.589
85 20.733 20.297 19.824
86 20.972 20.536 20.067
87 21.211 20.774 20.302
88 21.449 21.013 20.544
89 21.689 21.251 20.779
90 21.927 21.491 21.022
91 22.166 21.729 21.257
92 22.405 21.968 21.499
93 22.644 22.206 21.734
94 22.883 22.445 21.976
95 23.121 22.684 22.212
96 23.360 22.922 22.453
97 23.599 23.162 22.689
98 23.838 23.400 22.931
99 24.077 23.639 23.167
100 24.316 23.877 23.408
101 24.554 24.116 23.644
102 24.793 24.355 23.886
103 25.032 24.593 24.121
104 25.271 24.832 24.363
105 25.510 25.071 24.599
106 25.748 25.310 24.841
107 25.987 25.548 25.076
108 26.226 25.787 25.318
109 26.465 26.026 25.554
110 26.704 26.264 25.795
111 26.942 26.503 26.031
112 27.181 26.741 26.272
113 27.420 26.981 26.507
114 27.659 27.219 26.750
115 27.898 27.458 26.986
116 28.136 27.696 27.227
117 28.375 27.935 27.464
118 28.614 28.174 27.705
119 28.853 28.412 27.941
120 29.091 28.652 28.183
121 29.330 28.890 28.418
122 29.569 29.129 28.660
123 29.808 29.367 28.896
124 30.047 29.606 29.137
125 30.285 29.845 29.373

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