Plan your product inspection.

Calculate the AQL sample and download the files you need.

Calculate the sample View the files

AQL sampling calculator

Lot sizeInspection level

Critical defectsMajor defectsMinor defects

Code letter

Inspection sample

80 units

Acceptance and rejection limits

Defect type

Sample

AQL value

Accept up to

Reject from

Critical defects

Sample80

AQL valueZero tolerance

Accept up to0

Reject from1

Major defects

Sample80

AQL valueAQL 2.5

Accept up to5

Reject from6

Minor defects

Sample80

AQL valueAQL 4

Accept up to7

Reject from8

Calculation method and sources

The lot-size, code-letter, sample-size, and Ac/Re logic was independently implemented from Tables I and II-A in the official U.S. Defense Logistics Agency archive. The NIST handbook provides the accompanying statistical method overview.

Open the official DLA record.Read the NIST method overview.