Home›Aviation licenses and certifications›supplemental type certificate🌐EnglishEnglishDeutschFrançaisNederlandsРусскийالعربية日本語EntityQ3504846· pop 5· linked from 91 articlessupplemental type certificateAlso known as STCdocument of approval of major modification or repair to an existing type certified aircraft, engine or propellerWikidata factsImageSTC-SA3-483-bilquist.pdfSources (1)commons.wikimedia.orgvia Wikidata · CC0Available in 5 languagesFrançaisDeutschالعربيةCatalanvia Wikidata sitelinks · CC0ConnectionsWayback MachineEntityFederal Aviation AdministrationEntityCategoriesAviation licenses and certificationsFederal Aviation Administration