{"as_of":"2026-10-23","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":433,"name":"Learjet 45","note":"","unit":"registered","url":"https://eflight.com/models/learjet/45"},{"count":846,"name":"Learjet Inc","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/learjet-inc"},{"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":"Flies for","items":[{"count":null,"name":"Exec 1 Aviation, Inc.","note":"charter operator","unit":"","url":"https://eflight.com/operators/exec-1-aviation-inc"}],"relation":"flies for"},{"group":"Engine","items":[{"count":291,"name":"Honeywell TFE-731-series","note":"4,000 lb thrust","unit":"aircraft with this engine series","url":"https://eflight.com/engines/honeywell-tfe-731-series"}],"relation":"powered by"},{"group":"Place","items":[{"count":108,"name":"Des Moines, IA","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Des Moines International","note":"DSM","unit":"","url":"https://eflight.com/airports/DSM"},{"count":4503,"name":"Iowa","note":"","unit":"aircraft registered","url":"https://eflight.com/states/IA"}],"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/N158EC#records-check"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":32,"name":"FAA orders naming the Learjet 45","note":"","unit":"airworthiness directives","url":"https://eflight.com/models/learjet/45#airworthiness"},{"count":779,"name":"Failure reports filed on the Learjet 45","note":"","unit":"reports since 1995","url":"https://eflight.com/models/learjet/45#airworthiness"},{"count":134,"name":"Approved modifications for the Learjet 45","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/learjet/45#airworthiness"},{"count":30,"name":"FAA orders naming the Honeywell TFE-731-series","note":"","unit":"airworthiness directives","url":"https://eflight.com/engines/honeywell-tfe-731-series#airworthiness"},{"count":2,"name":"Failure reports on the Honeywell TFE-731-series","note":"","unit":"reports since 1995","url":"https://eflight.com/engines/honeywell-tfe-731-series#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Learjet 45","note":"","unit":"","url":"https://eflight.com/models/learjet/45#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 N158EC is now","note":"","unit":"","url":"https://eflight.com/live?q=N158EC"}],"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":"N158EC","maker":"Learjet Inc","model":"45","name":"Learjet Inc 45 N158EC","state":"IA","type":"aircraft","url":"https://eflight.com/aircraft/N158EC","year_built":2001},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
