{"abstract":"We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:","action":"Final rule.","agencies":[{"raw_name":"DEPARTMENT OF TRANSPORTATION","name":"Transportation Department","id":492,"url":"https://www.federalregister.gov/agencies/transportation-department","json_url":"https://www.federalregister.gov/api/v1/agencies/492","parent_id":null,"slug":"transportation-department"},{"raw_name":"Federal Aviation Administration","name":"Federal Aviation Administration","id":159,"url":"https://www.federalregister.gov/agencies/federal-aviation-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/159","parent_id":492,"slug":"federal-aviation-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2009/10/13/E9-23507.html","cfr_references":[{"chapter":null,"citation_url":null,"part":39,"title":14}],"citation":"74 FR 52391","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"This AD becomes effective November 17, 2009.","disposition_notes":null,"docket_ids":["Docket No. FAA-2009-0611","Directorate Identifier 2008-NM-165-AD","Amendment 39-16033","AD 2009-20-10"],"dockets":[],"document_number":"E9-23507","effective_on":"2009-11-17","end_page":52393,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2009/10/13/E9-23507.xml","html_url":"https://www.federalregister.gov/documents/2009/10/13/E9-23507/airworthiness-directives-construcciones-aeronauticas-sa-casa-model-c-212-cb-c-212-cc-c-212-cd-and","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/E9-23507?publication_date=2009-10-13","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2009-10-13/E9-23507/mods.xml","not_received_for_publication":null,"page_length":3,"page_views":{"count":100,"last_updated":"2026-04-04 14:15:05 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2009-10-13/pdf/E9-23507.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2009-10-13","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2009/10/13/E9-23507.txt","regulation_id_number_info":{"2120-AA64":{"issue":"202504","html_url":"https://www.federalregister.gov/regulations/2120-AA64/airworthiness-directives","title":"Airworthiness Directives","xml_url":"http://www.reginfo.gov/public/do/eAgendaViewRule?pubId=202504&RIN=2120-AA64&operation=OPERATION_EXPORT_XML","priority_category":"Routine and Frequent"}},"regulation_id_numbers":["2120-AA64"],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2009-10-13T18:14:03Z"},"regulations_dot_gov_url":null,"significant":false,"signing_date":null,"start_page":52391,"subtype":null,"title":"Airworthiness Directives; Construcciones Aeronauticas, S.A. (CASA), Model C-212-CB, C-212-CC, C-212-CD, and C-212-CE Airplanes","toc_doc":"Construcciones Aeronauticas, S.A. (CASA), Model C212CB, C212CC, C212CD, and C212CE Airplanes","toc_subject":"Airworthiness Directives:","topics":["Air transportation","Aircraft","Aviation safety","Incorporation by reference","Safety"],"type":"Rule","volume":74}