{"as_of":"2026-11-02","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":229,"name":"Curtiss Wright","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/curtiss-wright"}],"relation":"is a"},{"group":"Engine","items":[{"count":9,"name":"Wright R-2600-20","note":"1900 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/wright-r-2600-20"}],"relation":"powered by"},{"group":"Owner","items":[{"count":1,"name":"Sb2C LLC","note":"","unit":"aircraft registered to this organisation","url":"https://eflight.com/search?q=Sb2C LLC"}],"relation":"owned by"},{"group":"Place","items":[{"count":70,"name":"Castle Rock, CO","note":"","unit":"aircraft registered in this town","url":""},{"count":7459,"name":"Colorado","note":"","unit":"aircraft registered","url":"https://eflight.com/states/CO"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"Accident on August 4, 1983 at Ames, IA: no injuries, substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/MKC83LA178"}],"relation":"involved in"},{"group":"Live","items":[{"count":null,"name":"Where N75552 is now","note":"","unit":"","url":"https://eflight.com/live?q=N75552"}],"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":null,"id":"N75552","maker":"Curtiss Wright","model":"SB2C HELLDIVER","name":"Curtiss Wright SB2C HELLDIVER N75552","state":"CO","type":"aircraft","url":"https://eflight.com/aircraft/N75552","year_built":1944},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}