| No. Teeth |
Outside Diameter |
Pitch Diameter |
Caliper Diameter |
| 8 | 0.754 | 0.653 | 0.523 |
| 9 | 0.837 | 0.731 | 0.591 |
| 10 | 0.919 | 0.809 | 0.679 |
| 11 | 1.002 | 0.887 | 0.748 |
| 12 | 1.083 | 0.966 | 0.836 |
| 13 | 1.167 | 1.045 | 0.907 |
| 14 | 1.246 | 1.124 | 0.994 |
| 15 | 1.326 | 1.203 | 1.066 |
| 16 | 1.407 | 1.282 | 1.152 |
| 17 | 1.487 | 1.361 | 1.225 |
| 18 | 1.568 | 1.440 | 1.310 |
| 19 | 1.648 | 1.519 | 1.383 |
| 20 | 1.729 | 1.598 | 1.468 |
| 21 | 1.809 | 1.678 | 1.543 |
| 22 | 1.889 | 1.757 | 1.627 |
| 23 | 1.969 | 1.836 | 1.702 |
| 24 | 2.049 | 1.915 | 1.785 |
| 25 | 2.129 | 1.995 | 1.861 |
| 26 | 2.209 | 2.074 | 1.944 |
| 27 | 2.289 | 2.154 | 2.020 |
| 28 | 2.369 | 2.233 | 2.103 |
| 29 | 2.449 | 2.312 | 2.179 |
| 30 | 2.529 | 2.392 | 2.262 |
| 31 | 2.609 | 2.471 | 2.338 |
| 32 | 2.688 | 2.551 | 2.421 |
| 33 | 2.768 | 2.630 | 2.497 |
| 34 | 2.848 | 2.710 | 2.580 |
| 35 | 2.928 | 2.789 | 2.656 |
| 36 | 3.008 | 2.869 | 2.739 |
| 37 | 3.087 | 2.948 | 2.815 |
| 38 | 3.167 | 3.028 | 2.898 |
| 39 | 3.247 | 3.107 | 2.975 |
| 40 | 3.327 | 3.187 | 3.057 |
| 41 | 3.406 | 3.266 | 3.134 |
| 42 | 3.486 | 3.346 | 3.216 |
| 43 | 3.566 | 3.425 | 3.293 |
| 44 | 3.646 | 3.505 | 3.375 |
| 45 | 3.725 | 3.584 | 3.452 |
| 46 | 3.805 | 3.664 | 3.534 |
| 47 | 3.885 | 3.743 | 3.611 |
| 48 | 3.964 | 3.823 | 3.693 |
| 49 | 4.044 | 3.902 | 3.770 |
| 50 | 4.124 | 3.982 | 3.852 |
| 51 | 4.203 | 4.061 | 3.929 |
| 52 | 4.283 | 4.141 | 4.011 |
| 53 | 4.363 | 4.220 | 4.088 |
| 54 | 4.442 | 4.300 | 4.170 |
| 55 | 4.522 | 4.379 | 4.247 |
| 56 | 4.602 | 4.459 | 4.329 |
| 57 | 4.681 | 4.538 | 4.407 |
| 58 | 4.761 | 4.618 | 4.488 |
| 59 | 4.841 | 4.697 | 4.566 |
| 60 | 4.920 | 4.777 | 4.647 |
