| Thread | Metric thread acc. DIN 13 |
| Abbreviation | M |
| Designation | M 12 x 1,5 |
| Type of thread | female thread cylindric male thread cylindric |
| Application | Standard thread or fine-pitch thread, for connections not sealing in the thread |
| Description | These threads are suitable for mechanical connection of parts, e.g. of fittings and armatures. The sealing of the connection will be effected by a mechanical pressing-connection of the two sealing surfaces outside of the threads or via intersertation of a suitable seal. |
| thread | P screw pitch | external thread (tol.-6g) internal thread (Tol-6H) | h | max. outside Ø | max. effective Ø min. effective Ø | min. core Ø | i |
|---|---|---|---|---|---|---|---|
| M 5 | 0.8 | 0.433 | 4.976 | 4.48 | 4.134 | ||
| M 8 x 1,0 | 1 | 0.541 | 7.974 | 7.35 | 6.917 | 8 | |
| M 10 x 1,0 | 1 | 0.541 | 9.974 | 9.35 | 8.917 | 8 | |
| M 12 x 1,0 | 1 | 0.541 | 11.974 | 11.35 | 10.917 | ||
| M 12 x 1,5 | 1.5 | 0.812 | 11.968 | 11.026 | 10.376 | 12 | |
| M 14 x 1,0 | 1 | 0.541 | 13.974 | 13.35 | 12.917 | ||
| M 14 x 1,5 | 1.5 | 0.812 | 13.968 | 13.026 | 12.376 | 12 | |
| M 16 x 1,0 | 1 | 0.541 | 15.974 | 15.35 | 14.917 | ||
| M 16 x 1,5 | 1.5 | 0.812 | 15.968 | 15.026 | 14.376 | 12 | |
| M 18 x 1,0 | 1 | 0.541 | 17.974 | 17.35 | 16.917 | ||
| M 18 x 1,5 | 1.5 | 0.812 | 17.968 | 17.026 | 16.376 | 12 | |
| M 20 x 1,5 | 1.5 | 0.812 | 19.968 | 19.026 | 18.376 | 14 | |
| M 22 x 1,5 | 1.5 | 0.812 | 21.968 | 21.026 | 20.376 | 14 | |
| M 24 x 1,5 | 1.5 | 0.812 | 23.968 | 23.026 | 22.376 | 14 | |
| M 26 x 1,5 | 1.5 | 0.812 | 25.968 | 25.026 | 24.376 | 16 | |
| M 27 x 2,0 | 2 | 1.083 | 26.962 | 25.701 | 24.835 | 16 | |
| M 30 x 2,0 | 2 | 1.083 | 29.962 | 28.701 | 27.835 | 16 | |
| M 33 x 2,0 | 2 | 1.083 | 32.962 | 31.701 | 30.835 | 18 | |
| M 36 x 2,0 | 2 | 1.083 | 35.962 | 34.701 | 33.835 | 18 | |
| M 42 x 2,0 | 2 | 1.083 | 41.962 | 40.701 | 39.835 | 20 | |
| M 45 x 2,0 | 2 | 1.083 | 44.962 | 43.701 | 42.835 | 20 | |
| M 48 x 2,0 | 2 | 1.083 | 47.962 | 46.701 | 45.835 | ||
| M 52 x 2,0 | 2 | 1.083 | 51.962 | 50.701 | 49.835 |