| No. Teeth |
Outside Diameter |
Pitch Diameter |
Caliper Diameter |
| 6 | 2.915 | 2.500 | 1.750 |
| 7 | 3.345 | 2.881 | 2.059 |
| 8 | 3.768 | 3.266 | 2.516 |
| 9 | 4.185 | 3.655 | 2.849 |
| 10 | 4.598 | 4.045 | 3.295 |
| 11 | 5.008 | 4.438 | 3.639 |
| 12 | 5.415 | 4.830 | 4.080 |
| 13 | 5.821 | 5.224 | 4.435 |
| 14 | 6.226 | 5.618 | 4.868 |
| 15 | 6.630 | 6.013 | 5.229 |
| 16 | 7.034 | 6.408 | 5.658 |
| 17 | 7.436 | 6.803 | 6.024 |
| 18 | 7.839 | 7.199 | 6.449 |
| 19 | 8.241 | 7.595 | 6.819 |
| 20 | 8.643 | 7.990 | 7.240 |
| 21 | 9.044 | 8.388 | 7.613 |
| 22 | 9.444 | 8.784 | 8.034 |
| 23 | 9.845 | 9.180 | 8.409 |
| 24 | 10.245 | 9.576 | 8.827 |
| 25 | 10.645 | 9.974 | 9.204 |
| 26 | 11.045 | 10.370 | 9.620 |
| 27 | 11.445 | 10.768 | 9.999 |
| 28 | 11.844 | 11.164 | 10.414 |
| 29 | 12.244 | 11.561 | 10.794 |
| 30 | 12.643 | 11.959 | 11.209 |
| 31 | 13.043 | 12.355 | 11.590 |
| 32 | 13.441 | 12.753 | 12.003 |
| 33 | 13.841 | 13.150 | 12.385 |
| 34 | 14.240 | 13.548 | 12.798 |
| 35 | 14.639 | 13.945 | 13.181 |
| 36 | 15.038 | 14.343 | 13.593 |
| 37 | 15.436 | 14.740 | 13.976 |
| 38 | 15.835 | 15.138 | 14.388 |
| 39 | 16.234 | 15.535 | 14.772 |
| 40 | 16.633 | 15.933 | 15.183 |
| 41 | 17.031 | 16.330 | 15.567 |
| 42 | 17.430 | 16.728 | 15.978 |
| 43 | 17.829 | 17.125 | 16.363 |
| 44 | 18.228 | 17.523 | 16.773 |
| 45 | 18.626 | 17.920 | 17.159 |
| 46 | 19.024 | 18.318 | 17.568 |
| 47 | 19.423 | 18.715 | 17.954 |
| 48 | 19.821 | 19.113 | 18.363 |
| 49 | 20.220 | 19.510 | 18.750 |
| 50 | 20.619 | 19.908 | 19.158 |
| 51 | 21.016 | 20.305 | 19.546 |
| 52 | 21.415 | 20.703 | 19.953 |
| 53 | 21.814 | 21.100 | 20.341 |
| 54 | 22.211 | 21.498 | 20.748 |
| 55 | 22.610 | 21.895 | 21.137 |
| 56 | 23.009 | 22.294 | 21.544 |
| 57 | 23.406 | 22.691 | 21.932 |
| 58 | 23.805 | 23.089 | 22.339 |
| 59 | 24.204 | 23.486 | 22.728 |
| 60 | 24.601 | 23.884 | 23.134 |
| 61 | 25.000 | 24.283 | 23.524 |
| 62 | 25.398 | 24.680 | 23.930 |
| 63 | 25.796 | 25.078 | 24.320 |
| 64 | 26.195 | 25.475 | 24.725 |
| 65 | 26.593 | 25.873 | 25.115 |
| 66 | 26.991 | 26.270 | 25.520 |
| 67 | 27.389 | 26.669 | 25.911 |
| 68 | 27.788 | 27.066 | 26.316 |
| 69 | 28.185 | 27.464 | 26.707 |
| 70 | 28.584 | 27.861 | 27.111 |
| 71 | 28.981 | 28.259 | 27.502 |
| 72 | 29.380 | 28.658 | 27.908 |
| 73 | 29.778 | 29.055 | 28.298 |
| 74 | 30.176 | 29.453 | 28.703 |
| 75 | 30.574 | 29.850 | 29.094 |
| 76 | 30.973 | 30.248 | 29.498 |
| 77 | 31.370 | 30.646 | 29.890 |
| 78 | 31.769 | 31.044 | 30.294 |
| 79 | 32.166 | 31.441 | 30.685 |
| 80 | 32.565 | 31.839 | 31.089 |
| 81 | 32.963 | 32.238 | 31.481 |
| 82 | 33.361 | 32.635 | 31.885 |
| 83 | 33.759 | 33.033 | 32.277 |
| 84 | 34.158 | 33.430 | 32.680 |
| 85 | 34.555 | 33.828 | 33.072 |
| 86 | 34.953 | 34.226 | 33.476 |
| 87 | 35.351 | 34.624 | 33.868 |
| 88 | 35.749 | 35.134 | 34.384 |
| 89 | 36.148 | 35.419 | 34.664 |
| 90 | 36.545 | 35.818 | 35.068 |
| 91 | 36.944 | 36.215 | 35.460 |
| 92 | 37.341 | 36.613 | 35.863 |
| 93 | 37.740 | 37.010 | 36.255 |
| 94 | 38.138 | 37.409 | 36.659 |
| 95 | 38.535 | 37.806 | 37.051 |
| 96 | 38.934 | 38.204 | 37.454 |
