Specification for North American Market according to MIL Spec G-9954A.
Type |
US Sieve |
Microns |
# 4 |
30-40 |
600-425 |
# 5 |
40-50 |
425-300 |
# 6 |
50-70 |
300-212 |
# 7 |
60-80 |
250-180 |
# 8 |
70-100 |
212-150 |
# 9 |
80-120 |
180-125 |
# 10 |
100-170 |
150-90 |
# 11 |
120-200 |
125-75 |
# 12 |
140-230 |
106-63 |
# 13 |
170-325 |
90-45 |