{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Covers","items":[{"count":38,"name":"Alexander Schleicher ASK 21","note":"","unit":"registered","url":"https://eflight.com/models/alexander-schleicher/ask-21"}],"relation":"covers"},{"group":"Held by","items":[{"count":null,"name":"Alexander Schleicher GMBH & CO. Segelflugzeugbau","note":"","unit":"","url":"https://eflight.com/holders/alexander-schleicher-gmbh-co-segelflugzeugbau"}],"relation":"held by"},{"group":"Orders","items":[{"count":13,"name":"FAA orders on these designs","note":"","unit":"airworthiness directives","url":"https://eflight.com/certificates/G47EU"},{"count":null,"name":"2017-02-11: Flight Controls","note":"2017-03-17","unit":"","url":"https://eflight.com/directives/2017-02-11"},{"count":null,"name":"2014-06-07: Placards and Markings","note":"2014-05-08","unit":"","url":"https://eflight.com/directives/2014-06-07"},{"count":null,"name":"95-11-15 R1: Parallel Rocker","note":"1999-07-25","unit":"","url":"https://eflight.com/directives/95-11-15 R1"},{"count":null,"name":"98-12-03: Rudder Panel, Airbrake Bellcrank, Rear Canopy Hinge","note":"1998-07-14","unit":"","url":"https://eflight.com/directives/98-12-03"}],"relation":"subject to"},{"group":"More","items":[{"count":null,"name":"Every type certificate","note":"","unit":"","url":"https://eflight.com/certificates"},{"count":null,"name":"Who holds what","note":"","unit":"","url":"https://eflight.com/holders"}],"relation":"see also"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"faa_document":"https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID116750387520230612144605.0001","holder":"Alexander Schleicher GmbH & Co. Segelflugzeugbau","id":"G47EU","models":["ASK 21","ASK 21 B","ASK 21 Mi"],"name":"Type certificate G47EU","product_type":"Aircraft","type":"certificate","url":"https://eflight.com/certificates/G47EU"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}