{"as_of":"2026-10-23","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":23,"name":"Marsh Aviation S-2","note":"","unit":"registered","url":"https://eflight.com/models/marsh-aviation/s-2"},{"count":23,"name":"Marsh Aviation","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/marsh-aviation"},{"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":28,"name":"Honeywell TPE331-series","note":"2650 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/honeywell-tpe331-series"}],"relation":"powered by"},{"group":"Owner","items":[{"count":108,"name":"Usda Forest Service Fepp","note":"","unit":"aircraft in the fleet","url":"https://eflight.com/fleets/usda-forest-service-fepp"}],"relation":"owned by"},{"group":"Place","items":[{"count":102,"name":"Mcclellan, CA","note":"","unit":"aircraft registered in this town","url":""},{"count":27610,"name":"California","note":"","unit":"aircraft registered","url":"https://eflight.com/states/CA"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"Accident on August 28, 2001 at Hopland, CA: fatal, destroyed (2 fatal)","note":"","unit":"","url":"https://eflight.com/accidents/LAX01GA291"},{"count":null,"name":"Accident on July 9, 1993 at Grass Valley, CA: substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/LAX93T%23A05"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":5,"name":"Failure reports filed on the Marsh Aviation S-2","note":"","unit":"reports since 1995","url":"https://eflight.com/models/marsh-aviation/s-2#airworthiness"},{"count":1,"name":"Approved modifications for the Marsh Aviation S-2","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/marsh-aviation/s-2#airworthiness"},{"count":48,"name":"FAA orders naming the Honeywell TPE331-series","note":"","unit":"airworthiness directives","url":"https://eflight.com/engines/honeywell-tpe331-series#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Marsh Aviation S-2","note":"","unit":"","url":"https://eflight.com/models/marsh-aviation/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 N450DF is now","note":"","unit":"","url":"https://eflight.com/live?q=N450DF"}],"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":null},"id":"N450DF","maker":"Marsh Aviation","model":"S-2F3AT","name":"Marsh Aviation S-2F3AT N450DF","state":"CA","type":"aircraft","url":"https://eflight.com/aircraft/N450DF","year_built":2005},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
