| Gewindekennung | Gänge je Inch | Steigung (mm) | Außendurchmesser (mm) | Kernlochdurchmesser (mm) |
| N 0 - 80 UNF | 8 | 0.317 | 1.524 | 1.25 |
| N 1 - 72 UNF | 72 | 0.353 | 1.854 | 1.55 |
| N 2 - 64 UNF | 64 | 0.397 | 2.184 | 1.9 |
| N 3 - 56 UNF | 56 | 0.453 | 2.515 | 2.15 |
| N 4 - 48 UNF | 48 | 0.529 | 2.845 | 2.4 |
| N 5 - 44 UNF | 44 | 0.577 | 3.175 | 2.7 |
| N 6 - 40 UNF | 4 | 0.635 | 3.505 | 2.95 |
| N 8 - 36 UNF | 36 | 0.705 | 4.166 | 3.5 |
| N 10 - 32 UNF | 32 | 0.794 | 4.826 | 4.1 |
| N 12 - 28 UNF | 28 | 0.907 | 5.486 | 4.7 |
| 1/4" - 28 UNF | 28 | 0.907 | 6.35 | 5.5 |
| 5/16" - 24 UNF | 24 | 1.058 | 7.938 | 6.9 |
| 3/8" - 24 UNF | 24 | 1.058 | 9.525 | 8.5 |
| 7/16" - 20 UNF | 2 | 1.27 | 11.112 | 9.9 |
| 1/2" - 20 UNF | 2 | 1.27 | 12.7 | 11.5 |
| 9/16" - 18 UNF | 18 | 1.411 | 14.288 | 12.9 |
| 5/8" - 18 UNF | 18 | 1.411 | 15.875 | 14.5 |
| 3/4" - 16 UNF | 16 | 1.587 | 19.05 | 17.5 |
| 7/8" - 14 UNF | 14 | 1.814 | 22.225 | 20.4 |
| 1" - 12 UNF | 12 | 2.117 | 25.4 | 23.25 |
| 1 1/8" - 12 UNF | 12 | 2.117 | 28.575 | 26.5 |
| 1 1/4" - 12 UNF | 12 | 2.117 | 31.75 | 29.5 |
| 1 3/8" - 12 UNF | 12 | 2.117 | 34.925 | 32.75 |
| 1 1/2" - 12 UNF | 12 | 2.117 | 38.1 | 36 |
- Alle Angaben ohne Gewähr -