Reference X12 Release 4010 Elements 277 UN/NA Identification Code 
277  UN/NA Identification CodeCode identifying the hazardous material identification number as required by Title 49 of the code of Federal Regulations; UN/NA stands for United Nations/North America Type Identifier (ID) Length Min 6 / Max 6 Stedi is a registered trademark of Stedi, Inc. Stedi's EDI Reference
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Stedi is a registered trademark of Stedi, Inc. Stedi's EDI Reference
      is provided for marketing purposes and is free of
      charge. All names, logos, and brands of third parties listed on our site
      are trademarks of their respective owners (including “X12”, which is a
      trademark of X12 Incorporated). Stedi, Inc. and its products and services
      are not endorsed by, sponsored by, or affiliated with these third parties.
      Our use of these names, logos, and brands is for identification purposes
      only, and does not imply any such endorsement, sponsorship, or
      affiliation.