{"as_of":"2026-10-23","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":83,"name":"Air Tractor Inc AT-301","note":"","unit":"registered","url":"https://eflight.com/models/air-tractor-inc/at-301"},{"count":1811,"name":"Air Tractor Inc","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/air-tractor-inc"},{"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":"Place","items":[{"count":40,"name":"Weiser, ID","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Weiser Municipal","note":"S87","unit":"","url":"https://eflight.com/airports/S87"},{"count":4200,"name":"Idaho","note":"","unit":"aircraft registered","url":"https://eflight.com/states/ID"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"Accident on November 7, 1989 at Ellinwood, KS: no injuries, substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/MKC90LA030"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":16,"name":"FAA orders naming the Air Tractor Inc AT-301","note":"","unit":"airworthiness directives","url":"https://eflight.com/models/air-tractor-inc/at-301#airworthiness"},{"count":37,"name":"Failure reports filed on the Air Tractor Inc AT-301","note":"","unit":"reports since 1995","url":"https://eflight.com/models/air-tractor-inc/at-301#airworthiness"},{"count":77,"name":"Approved modifications for the Air Tractor Inc AT-301","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/air-tractor-inc/at-301#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Air Tractor Inc AT-301","note":"","unit":"","url":"https://eflight.com/models/air-tractor-inc/at-301#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 N3158Z is now","note":"","unit":"","url":"https://eflight.com/live?q=N3158Z"}],"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":"A crop sprayer: welded steel-tube fuselage under aluminium skins, aluminium wings."},"id":"N3158Z","maker":"Air Tractor Inc","model":"AT-301","name":"Air Tractor Inc AT-301 N3158Z","state":"ID","type":"aircraft","url":"https://eflight.com/aircraft/N3158Z","year_built":null},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}