The strength of this airplane lies in its steel safety cage, 2024-T3 and 6061-T6 aluminum alloys, fiberglass composite construction, and the quality of its construction.
GlaStar N9103D’s cabin
TIG-welded steel safety cage and fiberglass composite shell
Acid-etch primered Alclad 2024-T3 aluminum skins
Left wing strut and forward spar
Facet fuel transfer pump
Fiberglass composite under baggage floor