B.S.S | A.S.T.M | I.S. | MICRONS | SIZE | |
(410/1969) | (11-70) | (469/1962) | MM | INCHES | |
4 | 5 | 4.00 MM | 4000 | 4.75 | 03/16/10 |
5 | 6 | 3.35 MM | 3353 | 6.3 | 01/04/10 |
6 | 7 | 2.80 MM | 2812 | 8 | 05/16/10 |
7 | 8 | 2.36 MM | 2411 | 10 | 03/08/10 |
8 | 10 | 2.00 MM | 2057 | 12.5 | 01/02/10 |
10 | 12 | 1.70 MM | 1687 | 16 | 05/08/10 |
12 | 14 | 1.40 MM | 1405 | 20 | 03/04/10 |
14 | 16 | 1.18 MM | 1204 | 25 | 1 |
16 | 18 | 1.00 MM | 1003 | 31.5 | 1 1/4 |
18 | 20 | .850 MM | 850 | 40 | 1 1/2 |
22 | 25 | .710 MM | 710 | 50 | 2 |
25 | 30 | .600 MM | 600 | 63 | 2 1/2 |
30 | 35 | .500 MM | 500 | 80 | 3 |
36 | 40 | .425 MM | 420 | 100 | 4 |
44 | 45 | .355 MM | 355 | ||
52 | 50 | .300 MM | 300 |