{"as_of":"2026-10-26","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":44844,"name":"Piper","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/piper"},{"count":563,"name":"Piper PA-34-200T","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-34?variant=PA-34-200T"},{"count":256,"name":"Piper PA-34-220T","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-34?variant=PA-34-220T"},{"count":172,"name":"Piper PA-34-200","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-34?variant=PA-34-200"},{"count":5,"name":"Piper PA-34","note":"","unit":"registered","url":"https://eflight.com/models/piper/pa-34?variant=PA-34"},{"count":null,"name":"Built of aluminium","note":"","unit":"","url":"https://eflight.com/materials/aluminium"}],"relation":"made by"},{"group":"Engines","items":[{"count":639,"name":"Continental TSIO-360 series","note":"225 hp","unit":"of these aircraft","url":"https://eflight.com/engines/continental-tsio-360-series"},{"count":142,"name":"Lycoming IO-360 series","note":"180 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-io-360-series"},{"count":23,"name":"Continental TSIO-360-KB","note":"220 hp","unit":"of these aircraft","url":"https://eflight.com/engines/continental-tsio-360-kb"},{"count":18,"name":"Continental TSIO-360-RB","note":"220 hp","unit":"of these aircraft","url":"https://eflight.com/engines/continental-tsio-360-rb"},{"count":13,"name":"Continental TSIO-360-EB","note":"200 hp","unit":"of these aircraft","url":"https://eflight.com/engines/continental-tsio-360-eb"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":172,"name":"Florida","note":"","unit":"of these aircraft","url":"https://eflight.com/states/FL"},{"count":99,"name":"Texas","note":"","unit":"of these aircraft","url":"https://eflight.com/states/TX"},{"count":68,"name":"Delaware","note":"","unit":"of these aircraft","url":"https://eflight.com/states/DE"},{"count":58,"name":"California","note":"","unit":"of these aircraft","url":"https://eflight.com/states/CA"},{"count":41,"name":"Arizona","note":"","unit":"of these aircraft","url":"https://eflight.com/states/AZ"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":13,"name":"Phoenix East Aviation LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/phoenix-east-aviation-llc"},{"count":13,"name":"Paris Air INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/paris-air-inc"},{"count":10,"name":"Wings Over Texas Holdings LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/wings-over-texas-holdings-llc"},{"count":8,"name":"Southern Aircraft Consultancy INC Trustee","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/southern-aircraft-consultancy-inc-trustee"},{"count":8,"name":"Bas Part Sales LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/bas-part-sales-llc"}],"relation":"owned by"},{"group":"Record","items":[{"count":454,"name":"NTSB accidents and incidents involving the PA-34","note":"127 fatal","unit":"cases since 1982","url":"https://eflight.com/models/piper/pa-34#accidents"},{"count":23,"name":"FAA filings this year on these aircraft","note":"16 bill of sale, 4 loan or lien, 3 disclaimer","unit":"filings","url":""}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":52,"name":"FAA orders naming the PA-34","note":"","unit":"airworthiness directives","url":"https://eflight.com/models/piper/pa-34#airworthiness"},{"count":904,"name":"Failure reports filed on the PA-34","note":"","unit":"reports since 1995","url":"https://eflight.com/models/piper/pa-34#airworthiness"},{"count":349,"name":"Approved modifications for the PA-34","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/piper/pa-34#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":"piper/pa-34","name":"Piper PA-34 Seneca","registered":996,"type":"model","url":"https://eflight.com/models/piper/pa-34","versions":4},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}