AQL Inspection Manual
When using an AQL of 10 and Code Letter A, a solid color arrow will show in the sample
size. For Normal and Reduced inspection use Code Letter C. For Tightened inspection use Code Letter
When using Double Sampling Reduced inspection. If a * shows for the sample size use the
corresponding Single inspection Plan on the front of the AQL Inspector's Rule.
For MIL-STD-105E or ISO 2859-1 you may alternately use the first doubling sampling plan to
the right of the * and arrows. This option was eliminated in the ANSI/ASQ Z1.4-2003
If the sample size equals or exceeds the lot of batch size do 100% inspection.
Single and Double Reduced Inspection. If the acceptance level has been exceeded, but the
rejection level has not been reached, accept the lot but reinstate Normal inspection (ANSI version
When Double sampling is to be used, each sample is to be selected over the entire lot or