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AQL Inspection Manual

Limit Number for Reduced Inspection

ANSI Version OF AQL Inspector's Rule Only

Number of samples
from last 10
lots or batches  
Acceptable Quality Level
0.065 0.10 0.15 0.25 0.40 0.65 1.0 1.5 2.5 4.0 6.5 10 15
20-29 * * * * * * * * * * * 0 0
30-49 * * * * * * * * * * 0 0 1
50-79 * * * * * * * * * 0 0 2 3
80-129 * * * * * * * * 0 0 2 4 7
130-199 * * * * * * * 0 0 2 4 7 13
200-319 * * * * * * 0 0 2 4 8 14 22
320-499 * * * * * 0 0 1 4 8 14 24 39
500-799 * * * * 0 0 2 3 7 14 25 40 63
800-1249 * * * 0 0 2 4 7 14 24 42 68 105
1250-1999 * * 0 0 2 4 7 13 24 40 69 110 169
2000-3149 * 0 0 2 4 7 14 22 40 68 115 181
3150-4999 0 0 1 4 8 14 24 38 67 111 186
5000-7999 0 2 3 7 14 24 40 63 110 181
8000-12499 2 4 7 14 24 40 68 105 181
12500-19999 4 7 13 24 40 69 110 169
20000-31499 8 14 22 40 687 115 181
31500 & over 14 24 38 67 111 186