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For over 3 decades Quality Inspector's have to been using the AQL Inspector's Rule to ease their job. This easy to use slide Rule simplifies and streamlines the process of looking up Accept and Reject numbers for inspection using the MIL-STD-105E, ANSI/ASQ Z1.4-2003 (R2018) or ISO 2859-1 (1999) standard.

The AQL Inspector's Rule covers:

  • Single and Double sampling plans.
  • AQL levels from .065 to 15.
  • Normal, Tightened and Reduced Inspection levels.

January 2019: ANSI/ASQ Z1.4-2003 (R2018) standard revision has been released.  Click here for our notes on this standard revision.

AQL Rule ANSI/ASQ Z1.4 English
AQL Rule ANSI/ASQ Z1.4 Spanish
AQL Rule ISO 2859-1 English