LOGMARS

Logistics Applications of Automated Marking and Reading Symbols

1D barcodeCode 39 character set

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What is LOGMARS?

The United States Department of Defense application of Code 39. LOGMARS standardises print quality and requires the modulo-43 check character that generic Code 39 often omits.

How it is structured

Code 39 start/stop asterisks and data patterns with a mandatory modulo-43 check character, printed to prescribed density and quality requirements.

Where it is used

US defence logistics, military inventory, government assets, and contractors following MIL-STD-1189.

Primary specification

See MIL-STD-1189 for the authoritative specification or publisher record.