{"as_of":"2026-11-04","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":6,"name":"Valmet","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/valmet"},{"count":4,"name":"Valmet L-90","note":"","unit":"registered","url":"https://eflight.com/models/valmet/l-90?variant=L-90"},{"count":2,"name":"Valmet L-90 TP","note":"","unit":"registered","url":"https://eflight.com/models/valmet/l-90?variant=L-90 TP"},{"count":null,"name":"Built of aluminium","note":"","unit":"","url":"https://eflight.com/materials/aluminium"}],"relation":"made by"},{"group":"Engines","items":[{"count":2,"name":"Rolls-Royce 250-B17D","note":"420 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rolls-royce-250-b17d"},{"count":2,"name":"Rolls-Royce 250-B17C","note":"420 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rolls-royce-250-b17c"},{"count":1,"name":"Rolls-Royce 250-B17F","note":"450 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rolls-royce-250-b17f"},{"count":1,"name":"Allison (Rolls-Royce) 250-B17D","note":"420 hp","unit":"of these aircraft","url":"https://eflight.com/engines/allison-rolls-royce-250-b17d"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":6,"name":"Nevada","note":"","unit":"of these aircraft","url":"https://eflight.com/states/NV"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":6,"name":"Blue Air Training CORP","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/blue-air-training-corp"}],"relation":"owned by"},{"group":"Record","items":[{"count":0,"name":"NTSB accidents and incidents involving the L-90","note":"0 fatal","unit":"cases since 1982","url":"https://eflight.com/models/valmet/l-90#accidents"}],"relation":"involved in"},{"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":"valmet/l-90","name":"Valmet L-90","registered":6,"type":"model","url":"https://eflight.com/models/valmet/l-90","versions":2},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}