Line ID: @teesing
M - ISO THREAD (METRIC)
CATEGORIES
MORE INFORMATION?
Do you need more information about thread types or are you looking for a special adapter solution? Please contact our Sales Engineers.
ISO metric thread is a globally standardized thread. Compared to standard threads (coarse threads), fine thread has a smaller pitch.
If you have any questions please contact us or check out our fittings with M thread.
| Coarse thread Pitch can be displayed or omitted after thread size |
Fine thread Pitch must be displayed after thread size |
| Thread size (mm) | Major diameter (mm) |
Minor diameter (mm) |
Pitch (mm) | Thread size (mm) | Major diameter (mm) |
Minor diameter (mm) |
Pitch (mm) |
| M 3 | 2,98 | 2,459 | 0,5 | M 3 x 0,35 | 2,981 | 2,621 | 0,35 |
| M 4 | 3,978 | 3,242 | 0,7 | M 4 x 0,5 | 3,978 | 3,242 | 0,5 |
| M 5 | 4,976 | 4,134 | 0,8 | M 5 x 0,5 | 4,98 | 4,459 | 0,5 |
| M 6 | 5,974 | 4,917 | 1 | M 6 x 0,75 | 5,978 | 5,188 | 0,75 |
| M 8 | 7,974 | 6,917 | 1 | M 8 x 0,75 | 7,978 | 7,188 | 0,75 |
M 10 |
9,968 |
8,376 |
1,5 |
M 10 x 0,75 | 9,978 | 9,188 | 0,75 |
| M 10 x 1 | 9,974 | 8,917 | 1 | ||||
| M 10 x 1,25 | 9,972 | 8,647 | 1,25 | ||||
M 12 |
11,97 |
10,106 |
1,75 |
M 12 x 1 | 11,97 | 10,917 | 1 |
| M 12 x 1,25 | 11,97 | 10,647 | 1,25 | ||||
| M 12 x 1,5 | 11, 97 | 10,376 | 1,5 | ||||
M 16 |
15,96 |
13,835 |
2 |
M 16 x 1 | 15,97 | 14,917 | 1 |
| M 16 x 1,5 | 15,97 | 14,376 | 1,5 | ||||
M 20 |
19,96 |
17,294 |
2,5 |
M 20 x 1 | 19,97 | 18,917 | 1 |
| M 20 x 1,5 | 19,97 | 18,376 | 1,5 | ||||
| M 20 x 2 | 19,96 | 17,835 | 2 | ||||
M24 |
23,95 |
20,752 |
3 |
M 24 x 1,0 | 23,97 | 22,917 | 1,0 |
| M 24 x 1,5 | 23,97 | 22,376 | 1,5 |
Flank angle is 60 °.
Female and male thread are both parallel.