FAA-listed STC holder
NOAA Aircraft Operations Center STCs
The Jun 30, 2026 FAA DRS snapshot lists 4 selected supplemental type certificates with status Current under NOAA Aircraft Operations Center. The records span 2 public aircraft directories and 2 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.
4
listed Current at snapshot
2
aircraft directories
2
modification categories
Sep 23, 2005
latest recorded revision
Modification mix
Aircraft represented
Recently revised records
Showing the 4 most recently revised records. Category directories provide the complete paginated discovery path.
Installation of an Air Chemistry Modification for aircraft serial number 740 in accordance with RT Aerospace Engineering Report R-RTDHC65300.100 dated 6/19/95 No Change titled Drawing List & Structural Substantiation; Multiple Equipment Installations, N.O.A.A DeHavilland Twin Otter DHC-6 N48RF or later FAA-Approved revision.
FAA holder: NOAA Aircraft Operations Center