{"as_of":"2026-10-23","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":98,"name":"Rockwell International S-2","note":"","unit":"registered","url":"https://eflight.com/models/rockwell-international/s-2"},{"count":657,"name":"Rockwell International","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/rockwell-international"},{"count":null,"name":"Built of steel tube and aluminium","note":"as the model family is built; the register does not record it per aircraft","unit":"","url":"https://eflight.com/materials/steel-aluminium"}],"relation":"is a"},{"group":"Engine","items":[{"count":492,"name":"AiResearch (Honeywell) TPE331 series","note":"904 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/airesearch-honeywell-tpe331-series"}],"relation":"powered by"},{"group":"Owner","items":[{"count":4,"name":"Mountain Air Spray CO","note":"","unit":"aircraft registered to this organisation","url":"https://eflight.com/search?q=Mountain Air Spray CO"}],"relation":"owned by"},{"group":"Place","items":[{"count":27,"name":"Craig, CO","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Craig-Moffat Airport","note":"CAG","unit":"","url":"https://eflight.com/airports/CAG"},{"count":7454,"name":"Colorado","note":"","unit":"aircraft registered","url":"https://eflight.com/states/CO"}],"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/N4239X#records-check"}],"relation":"involved in"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Rockwell International S-2","note":"","unit":"","url":"https://eflight.com/models/rockwell-international/s-2#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 N4239X is now","note":"","unit":"","url":"https://eflight.com/live?q=N4239X"}],"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":"steel-aluminium","name":"steel tube and aluminium","note":"The Thrush crop sprayer: steel-tube fuselage under aluminium skins."},"id":"N4239X","maker":"Rockwell International","model":"S-2R","name":"Rockwell International S-2R N4239X","state":"CO","type":"aircraft","url":"https://eflight.com/aircraft/N4239X","year_built":1974},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}