{"as_of":"2026-10-30","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":6,"name":"Beechcraft","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/beechcraft"},{"count":54,"name":"Beechcraft C-99","note":"","unit":"registered","url":"https://eflight.com/models/beechcraft/c-99?variant=C-99"},{"count":null,"name":"Built of aluminium","note":"","unit":"","url":"https://eflight.com/materials/aluminium"}],"relation":"made by"},{"group":"Engines","items":[{"count":26,"name":"Pratt & Whitney Canada PT6A-60A","note":"1050 hp","unit":"of these aircraft","url":"https://eflight.com/engines/pratt-whitney-canada-pt6a-60a"},{"count":18,"name":"Pratt & Whitney PT6A series","note":"750 hp","unit":"of these aircraft","url":"https://eflight.com/engines/pratt-whitney-pt6a-series"},{"count":4,"name":"Pratt & Whitney Canada PT6A-36","note":"750 hp","unit":"of these aircraft","url":"https://eflight.com/engines/pratt-whitney-canada-pt6a-36"},{"count":3,"name":"Pratt & Whitney Canada PT6A series","note":"715 hp","unit":"of these aircraft","url":"https://eflight.com/engines/pratt-whitney-canada-pt6a-series"},{"count":1,"name":"Pratt & Whitney Canada PT6A-25","note":"550 hp","unit":"of these aircraft","url":"https://eflight.com/engines/pratt-whitney-canada-pt6a-25"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":37,"name":"Florida","note":"","unit":"of these aircraft","url":"https://eflight.com/states/FL"},{"count":6,"name":"Minnesota","note":"","unit":"of these aircraft","url":"https://eflight.com/states/MN"},{"count":5,"name":"Utah","note":"","unit":"of these aircraft","url":"https://eflight.com/states/UT"},{"count":3,"name":"Alaska","note":"","unit":"of these aircraft","url":"https://eflight.com/states/AK"},{"count":2,"name":"Texas","note":"","unit":"of these aircraft","url":"https://eflight.com/states/TX"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":37,"name":"UAS Transervices INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/uas-transervices-inc"},{"count":6,"name":"Bemidji Aviation Services INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/bemidji-aviation-services-inc"},{"count":5,"name":"Alpine Aviation INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/alpine-aviation-inc"},{"count":3,"name":"Lake Clark Air INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/lake-clark-air-inc"},{"count":2,"name":"Ameriflight LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/ameriflight-llc"}],"relation":"owned by"},{"group":"Record","items":[{"count":17,"name":"NTSB accidents and incidents involving the C-99","note":"4 fatal","unit":"cases since 1982","url":"https://eflight.com/models/beechcraft/c-99#accidents"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":2,"name":"FAA orders naming the C-99","note":"","unit":"airworthiness directives","url":"https://eflight.com/models/beechcraft/c-99#airworthiness"},{"count":241,"name":"Failure reports filed on the C-99","note":"","unit":"reports since 1995","url":"https://eflight.com/models/beechcraft/c-99#airworthiness"},{"count":24,"name":"Approved modifications for the C-99","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/beechcraft/c-99#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accidents by model, with rates per thousand registered","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"},{"count":null,"name":"The fleet by kind, state and age","note":"","unit":"","url":"https://eflight.com/analytics/fleet"},{"count":null,"name":"Biggest makers and model families","note":"","unit":"","url":"https://eflight.com/analytics/makers"}],"relation":"compared in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"built_of":{"material":"aluminium","name":"aluminium","note":null},"id":"beechcraft/c-99","name":"Beechcraft C-99","registered":54,"type":"model","url":"https://eflight.com/models/beechcraft/c-99","versions":1},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
