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FAA-listed STC holder

National Aircraft Service Inc STCs

The Jun 30, 2026 FAA DRS snapshot lists 16 selected supplemental type certificates with status Current under National Aircraft Service Inc. The records span 106 public aircraft directories and 3 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

16
listed Current at snapshot
106
aircraft directories
3
modification categories
Aug 27, 2019
latest recorded revision

Modification mix

Other aircraft modifications7Cabin and interiors6Aircraft structures3

Aircraft represented

Boeing 747-400 Series518 STCsBoeing 727-200 Series450 STCsBoeing 747-200B Series341 STCsBoeing 747-100 Series293 STCsBell Helicopter Textron 412282 STCsBoeing 727-100 Series262 STCsBell Helicopter Textron 212226 STCsBell Helicopter Textron 412EP201 STCsBoeing 747-200C Series200 STCsBoeing 747-300 Series200 STCsBoeing 747-200F Series192 STCsBoeing 747SP Series151 STCsBell Helicopter Textron 205A-1142 STCsBoeing 727 Series110 STCsBoeing 747-400F Series101 STCsBoeing 747-100B Series96 STCsBell Helicopter Textron 205A94 STCsBell Helicopter Textron 412CF93 STCsSikorsky Aircraft S-61N89 STCsBell Helicopter Textron 205B88 STCs

Recently revised records

Showing the 16 most recently revised records. Category directories provide the complete paginated discovery path.