Nitrogen Tank Assembly National Technical Association National Technology Alliance National Tour Association Negotiated Testing Agreement Notice to Appear National Telecommunications Agency National Training Award National Transportation Atlas National Treatment Agency for Substanc… natural thymocytotoxic autoantibody Network Test Adapter Non-Teaching Assistant Non-Technical Acronym Narcotics Treatment Administration National Tasking Authority National Tax Association National Taxidermists Association National Technologies Associates National Telecom Agency National Telecommunications Alliance National Telefilm Associates National Tourism Alliance National Training Agency National Translators Association National Transmission Agency National Transportation Act National Transportation Agency National Transportation Association National Trappers Association
Nitrogen Tank Assembly