Campbell Steve COZY MK IV airworthiness directives

Manufacturer (registry): CAMPBELL STEVE
Model: COZY MK IV
Registry code: 056216Q
Registered: 1 aircraft
Type: Fixed wing single engine
Engines: 1 · Reciprocating
Seats: 4
Weight class: Up to 12,499 lb
Certification: Not type certificated

Model codes come from the FAA registry’s reference file. ADs are matched to them by model name and maker.

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Airworthiness directives that may apply · 0

ADs whose products match this airframe model. Each AD’s applicability may narrow it by serial number, part number or configuration.

No ADs matched this model

Registered aircraft · 1

N350SSCampbell Steve · Arden Hills, MNBuilt 2007 · S/N 1

Query with SQL

duckdb -csv -c "SELECT n_number, serial_number, year_manufactured, status, registrant_name, registrant_city, registrant_state
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet'
  WHERE aircraft_model_code IN ('056216Q')
  ORDER BY n_number"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT n_number, serial_number, year_manufactured, status, registrant_name, registrant_city, registrant_state
FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet'
WHERE aircraft_model_code IN ('056216Q')
ORDER BY n_number

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB investigations

No NTSB investigations matched to aircraft with this modelMatched through the registry by N-number, so foreign aircraft and some older cases aren’t counted.

FAA incident reports · 7

Matched to this model through the registry, by N-number and event date, checked against the reported make and model.

Incident 20260212002199ICampbell Steve Cozy MK IV · Blaine, MNThe pilot was flying back to his home base after completing repairs to the nose gear. Typically a retractable gear, the nose gear had been repaired as a fixed gear. Upon touchdown, the nose gear collapsed. On inspection, it was found that the nose gear repair…Feb 12, 2026 · N350SS · Minor damage Incident 20250601007029ICampbell Steve Cozy MK IV · Blaine, MNThe pilot planned a flight of less than 30 minutes near the airport. During the preflight inspection, the pilot opened the nose panel to adjust the position of the microswitch which powers a led that shows that the nose gear is fully extended. He stated the…Jun 1, 2025 · N350SS · Minor damage Incident 20240908014199ICampbell Steve Cozy MK IV · Anoka, MNDuring taxi back to parking after landing the nose landing gear collapsed resulting in minor damage to nose of aircraft and nose landing gear. Post incident inspection found two of the four AN3 bolts that secure the pivot point of the nose landing gear to the…Sep 8, 2024 · N350SS · Minor damage Incident 20231111018159ICampbell Steve Cozy MK IV · Blaine, MNThe PIC was conducting a charity flight with a minor passenger in an experimental amateur built aircraft with fixed main gear and a retractable nose gear. While on final approach to runway 18 at kane, the aircraft landed short of the runway by approximately…Nov 11, 2023 · N350SS · Minor damage Incident 20230723009319ICampbell Steve Cozy MK IV · Appleton, WIOn 7/23/2023 [privacy data omitted] landed on runway 21 at Appleton international airport (atw) without incident. During rollout to exit via taxiway bravo 3, the PIC applied brakes and the left brake failed, causing the aircraft to lose directional control,…Jul 23, 2023 · N350SS · Minor damage Incident 20181110021669ICampbell Steve Cozy MK IV · Blaine, MNPilot was landing and his plan was to execute a touch and go. Shortly after touchdown he added power for the touch and go and the nose of the airplane lowered and hit the ground. The nose gear had not been extended resulting in a gear up landing. The pilot…Nov 10, 2018 · N350SS · Minor damage Incident 20070714825469IAmtr Cozymkiv · Minneapolis, MN(-23) Aircraft was performing phase I of the operations limitations. This was the first flight of the aircraft. After take-off from runway 27 at ane, the aircraft entered the airport traffic pattern for runway 27. Halfway into the downwind leg, the engine RPM…Jul 14, 2007 · N350SS · Minor damage

Query with SQL

duckdb -csv -c "SELECT report_number, event_date, event_type, city, state, aircraft_make, aircraft_model, aircraft_damage, fatal_injuries, n_number
  FROM 'https://openairdocs.org/data/latest/faa_incident_report.parquet'
  WHERE aircraft_model_code IN ('056216Q')
  ORDER BY event_date DESC, report_number DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT report_number, event_date, event_type, city, state, aircraft_make, aircraft_model, aircraft_damage, fatal_injuries, n_number
FROM 'https://openairdocs.org/data/latest/faa_incident_report.parquet'
WHERE aircraft_model_code IN ('056216Q')
ORDER BY event_date DESC, report_number DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

Service difficulty reports · 1

SDR 2011FA0000481Actuator · malfunctionedEE ACFT COZY MK IV PHASE I FLIGHT, CB POPPED TWICE, ACFT LANDED NOSE GEAR UP. ACFT HAS 1 HR FLIGHT TIME. ACTUATOR (NOSE LIFT) INSTALLED NEW BUT HAS SET FOR 10 YRS WHILE ACFT WAS BEING BUILT.Jun 26, 2011 · N40CZ · Amtr COZYMKIV · Landing Gear Actuator

Query with SQL

duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE aircraft_model_key = 'COZYMKIV'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE aircraft_model_key = 'COZYMKIV'
ORDER BY difficulty_date DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

Query with SQL

duckdb -csv -c "SELECT m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.aircraft_model_code = m.code
  WHERE m.match_key = 'COZYMKIV' AND m.code NOT IN ('056216Q')
  GROUP BY ALL
  ORDER BY aircraft DESC
  LIMIT 12"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
FROM 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.aircraft_model_code = m.code
WHERE m.match_key = 'COZYMKIV' AND m.code NOT IN ('056216Q')
GROUP BY ALL
ORDER BY aircraft DESC
LIMIT 12

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.