METRIC STANDARD | BRITISH STANDARD | AMERICAN STANDARD | |||||||||
DN | ID | OD | SCREW PITCH | NB | ID | OD | TEETH QTY PER INCH | DN | ID | OD | TEETH QTY PER INCH |
M10 | 8.94 | 9.8 | 1 | 1/8 | 8.567 | 9.729 | 28 | 7/16 | 9.738 | 11.1 | 20 |
M12 | 10.64 | 11.8 | 1.25 | 1/4 | 11.446 | 13.158 | 19 | 1/2 | 11.33 | 12.5 | 20 |
M12 | 10.35 | 11.8 | 1.5 | 3/8 | 14.951 | 16.663 | 19 | 9/16 | 12.8 | 14.3 | 18 |
M14 | 12.3 | 13.8 | 1.5 | 1/2 | 18.632 | 20.956 | 14 | 5/8 | 14.35 | 15.81 | 18 |
M16 | 14.35 | 15.8 | 1.5 | 5/8 | 20.587 | 22.911 | 14 | 11/16 | 15.8 | 17.46 | 16 |
M18 | 16.35 | 17.8 | 1.5 | 3/4 | 24.119 | 26.442 | 14 | 3/4 | 17.33 | 19.05 | 16 |
M20 | 18.35 | 19.8 | 1.5 | 7/8 | 27.877 | 30.201 | 14 | 13/16 | 19.2 | 20.6 | 16 |
M22 | 20.35 | 21.8 | 1.5 | 1 | 30.293 | 33.25 | 11 | 7/8 | 20.56 | 22.2 | 14 |
M24 | 22.35 | 23.8 | 1.5 | 1 1/8 | 34.939 | 37.897 | 11 | 1 1/16 | 24.7 | 26.98 | 12 |
M27 | 25.35 | 26.8 | 1.5 | 1 1/4 | 38.954 | 41.912 | 11 | 1 3/16 | 28 | 30.16 | 12 |
M27 | 24.83 | 26.7 | 2 | 1 1/2 | 44.847 | 47.805 | 11 | 1 5/16 | 31.02 | 33.33 | 12 |
M30 | 28.35 | 29.8 | 1.5 | 1 3/4 | 50.788 | 53.746 | 11 | 1 7/16 | 34.39 | 36.51 | 12 |
M30 | 27.8 | 29.7 | 2 | 2 | 56.659 | 59.616 | 11 | 1 5/8 | 38.98 | 41.27 | 12 |
M33 | 31.35 | 32.8 | 1.5 | 2 1/4 | 62.752 | 65.752 | 11 | 1 11/16 | 40.74 | 42.86 | 12 |
M33 | 30.83 | 32.7 | 2 | 2 1/2 | 72.23 | 75.187 | 11 | 1 7/8 | 45.32 | 47.22 | 12 |
M36 | 33.83 | 35.7 | 2 | 2 3/4 | 78.578 | 81.534 | 11 | 2 | 48.51 | 50.75 | 12 |
M39 | 36.83 | 38.7 | 2 | 3 | 84.926 | 87.884 | 11 | 2 1/2 | 61.25 | 63.45 | 12 |
M42 | 41.7 | 41.7 | 2 | 3 1/2 | 97.372 | 100.33 | 11 | ||||
M45 | 44.7 | 44.7 | 2 | 4 | 110.072 | 113.03 | 11 | ||||
M52 | 51.7 | 51.7 | 2 |