{"as_of":"2026-10-30","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":38,"name":"Pitts Special S-1","note":"","unit":"registered","url":"https://eflight.com/models/pitts-special/s-1"},{"count":50,"name":"Pitts Special","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/pitts-special"},{"count":null,"name":"Built of steel tube, wood and fabric","note":"as the model family is built; the register does not record it per aircraft","unit":"","url":"https://eflight.com/materials/steel-wood-fabric"}],"relation":"is a"},{"group":"Engine","items":[{"count":2126,"name":"Lycoming O-290 series","note":"140 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/lycoming-o-290-series"}],"relation":"powered by"},{"group":"Place","items":[{"count":68,"name":"Oxford, CT","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Waterbury-Oxford Airport","note":"OXC","unit":"","url":"https://eflight.com/airports/OXC"},{"count":1608,"name":"Connecticut","note":"","unit":"aircraft registered","url":"https://eflight.com/states/CT"}],"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/N91TS#records-check"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":7,"name":"FAA orders naming the Lycoming O-290 series","note":"","unit":"airworthiness directives","url":"https://eflight.com/engines/lycoming-o-290-series#airworthiness"},{"count":null,"name":"Report filed on this aircraft: Tube, collapsed","note":"2011-07-25","unit":"","url":"https://eflight.com/systems/utility"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Pitts Special S-1","note":"","unit":"","url":"https://eflight.com/models/pitts-special/s-1#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 N91TS is now","note":"","unit":"","url":"https://eflight.com/live?q=N91TS"}],"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-wood-fabric","name":"steel tube, wood and fabric","note":"The Pitts: a welded steel-tube fuselage and wooden wings under fabric."},"id":"N91TS","maker":"Pitts Special","model":"S-1C","name":"Pitts Special S-1C N91TS","state":"CT","type":"aircraft","url":"https://eflight.com/aircraft/N91TS","year_built":null},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}