| インチ(in) | ねじ山数 | おねじ外径 （ｍｍ） | めねじ内径 （ｍｍ） |
| 1/16 | 28 | 7.723 | 6.561 |
| 1/8 | 28 | 9.728 | 8.566 |
| 1/4 | 19 | 13.157 | 11.445 |
| 3/8 | 19 | 16.662 | 14.95 |
| 1/2 | 14 | 20.955 | 18.631 |
| 5/8 | 14 | 22.911 | 20.587 |
| 3/4 | 14 | 26.411 | 24.117 |
| 7/8 | 14 | 30.201 | 27.877 |
| 1" | 11 | 33.249 | 30.291 |
| 1"-1/8 | 11 | 37.897 | 34.939 |
| 1"-1/4 | 11 | 41.91 | 38.952 |
| 1"-1/2 | 11 | 47.803 | 44.845 |
| 1"-3/4 | 11 | 53.746 | 50.788 |
| 2" | 11 | 59.614 | 56.656 |
| 2"-1/4 | 11 | 65.71 | 62.752 |
| 2"'1/2 | 11 | 75.184 | 72.226 |
| 2"-3/4 | 11 | 81.534 | 78.576 |
| 3" | 11 | 87.884 | 84.926 |
| 3"-1/2 | 11 | 100.33 | 97.372 |
| 4" | 11 | 113.03 | 110.072 |
| 4"-1/2 | 11 | 125.73 | 122.772 |
| 5" | 11 | 138.43 | 135.472 |
| 5"-1/2 | 11 | 151.13 | 148.172 |
| 6" | 11 | 163.83 | 160.872 |