{"as_of":"2026-10-23","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":170,"name":"Ryan NAVION","note":"","unit":"registered","url":"https://eflight.com/models/ryan/navion"},{"count":367,"name":"Ryan","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/ryan"},{"count":null,"name":"Built of aluminium","note":"as the model family is built; the register does not record it per aircraft","unit":"","url":"https://eflight.com/materials/aluminium"}],"relation":"is a"},{"group":"Engine","items":[{"count":979,"name":"Continental E225 series","note":"225 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/continental-e225-series"},{"count":null,"name":"Type certificate A-782","note":"held by Sierra Hotel Aero INC","unit":"","url":""}],"relation":"powered by"},{"group":"Place","items":[{"count":330,"name":"Sacramento, CA","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Sacramento Executive","note":"SAC","unit":"","url":"https://eflight.com/airports/SAC"},{"count":null,"name":"Sacramento International","note":"SMF","unit":"","url":"https://eflight.com/airports/SMF"},{"count":null,"name":"Sacramento Mather Airport","note":"MHR","unit":"","url":"https://eflight.com/airports/MHR"},{"count":null,"name":"MC Clellan Airfield","note":"MCC","unit":"","url":"https://eflight.com/airports/MCC"},{"count":27610,"name":"California","note":"","unit":"aircraft registered","url":"https://eflight.com/states/CA"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"No NTSB accident or incident record under this tail number","note":"","unit":"","url":"https://eflight.com/aircraft/N4584K#records-check"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":1,"name":"Failure reports filed on the Ryan NAVION","note":"","unit":"reports since 1995","url":"https://eflight.com/models/ryan/navion#airworthiness"},{"count":5,"name":"FAA orders naming the Continental E225 series","note":"","unit":"airworthiness directives","url":"https://eflight.com/engines/continental-e225-series#airworthiness"},{"count":13,"name":"Failure reports on the Continental E225 series","note":"","unit":"reports since 1995","url":"https://eflight.com/engines/continental-e225-series#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Ryan NAVION","note":"","unit":"","url":"https://eflight.com/models/ryan/navion#accidents"},{"count":null,"name":"Accidents by model, with rates per thousand registered","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"}],"relation":"compared in"},{"group":"Live","items":[{"count":null,"name":"Where N4584K is now","note":"","unit":"","url":"https://eflight.com/live?q=N4584K"}],"relation":"seen at"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"built_of":{"inherited_from_model":true,"material":"aluminium","name":"aluminium","note":null},"id":"N4584K","maker":"Ryan","model":"NAVION","name":"Ryan NAVION N4584K","state":"CA","type":"aircraft","url":"https://eflight.com/aircraft/N4584K","year_built":1948},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
