{"as_of":"2026-10-27","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":7,"name":"Erickson","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/erickson"},{"count":4,"name":"Erickson S64E","note":"","unit":"registered","url":"https://eflight.com/models/erickson/s-64?variant=S64E"},{"count":1,"name":"Erickson S-64F","note":"","unit":"registered","url":"https://eflight.com/models/erickson/s-64?variant=S-64F"},{"count":null,"name":"Built of aluminium","note":"","unit":"","url":"https://eflight.com/materials/aluminium"}],"relation":"made by"},{"group":"Engines","items":[{"count":2,"name":"Pratt & Whitney JFTD12A series","note":"4500 hp","unit":"of these aircraft","url":"https://eflight.com/engines/pratt-whitney-jftd12a-series"},{"count":2,"name":"Pratt & Whitney JFTD12A-4A","note":"4500 hp","unit":"of these aircraft","url":"https://eflight.com/engines/pratt-whitney-jftd12a-4a"},{"count":1,"name":"Pratt & Whitney JFTD12A-5A","note":"4800 hp","unit":"of these aircraft","url":"https://eflight.com/engines/pratt-whitney-jftd12a-5a"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":5,"name":"Georgia","note":"","unit":"of these aircraft","url":"https://eflight.com/states/GA"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":5,"name":"Helicopter Express LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/helicopter-express-llc"}],"relation":"owned by"},{"group":"Record","items":[{"count":3,"name":"NTSB accidents and incidents involving the S-64","note":"1 fatal","unit":"cases since 1982","url":"https://eflight.com/models/erickson/s-64#accidents"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":13,"name":"FAA orders naming the S-64","note":"","unit":"airworthiness directives","url":"https://eflight.com/models/erickson/s-64#airworthiness"},{"count":42,"name":"Approved modifications for the S-64","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/erickson/s-64#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":"erickson/s-64","name":"Erickson S-64","registered":5,"type":"model","url":"https://eflight.com/models/erickson/s-64","versions":2},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
