Commonwealth 185 airworthiness directives

Aircraft by year built · 106

1945Registered nowDeregistered2026

Aircraft by the year they were built: 106 aircraft
1945	4
1946	88
1947	2
1950	1
1955	3
1956	5
1957	1
1958	1
1959	1

Airworthiness directives that may apply · 1

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

Airframe · Commonwealth 185

AD 48-06-02Jury Struts

Query with SQL

duckdb -csv -c "SELECT d.ad_number, d.status, d.subject, d.effective_date
  FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
  WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_directive.parquet' WHERE aircraft_model_code IN ('2370608'))
  ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_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 d.ad_number, d.status, d.subject, d.effective_date
FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_directive.parquet' WHERE aircraft_model_code IN ('2370608'))
ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_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.

Registered aircraft · 62

N31207Innes William J · Oroville, WABuilt 1946 · S/N 1810 N31209Hockenson Roy D · Auburn, WABuilt 1946 · S/N 1812 N33384Daniel Michael P · Arlington, TXBuilt 1945 · S/N 1605

See all 62 registered aircraft

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 ('2370608')
  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 ('2370608')
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.

STCs approved for this model · 542

STC SA00023SEInstallation of modified control yoke and instrument panel.Trevor Burward-Hoy STC SA00031WIInstallation of flap and aileron gap seals.Flight Enhancements STC SA00052NYInstallation of wing tip extension.Air Research Technology, Inc

See all 542 STCs

Query with SQL

duckdb -csv -c "SELECT s.stc_number, s.description, s.holder, s.status, s.status_date
  FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s
  WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE model_key = '185')
  ORDER BY s.status = 'Current' DESC, s.stc_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 s.stc_number, s.description, s.holder, s.status, s.status_date
FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s
WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE model_key = '185')
ORDER BY s.status = 'Current' DESC, s.stc_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 · 19

Aircraft matched to this model through the registry, by N-number and event date.

Defining event, 2008 on

Of 2 cases NTSB coded with a defining event. All defining events

In the probable cause, 2008 on

Findings NTSB made part of the probable cause. A case can have several. All findings

First occurrence, 1982 to 2007

Of 4 cases with NTSB’s older coding, defined in its coding manual.

NTSB WPR13LA364Accident · No injuriesLimited investigationFinal reportCommonwealth 185 · Burlington, WAThe pilot's inadequate control inputs during a crosswind landing, which resulted in a hard landing and loss of directional control.Aug 8, 2013 · N67045 · Substantial damage NTSB DEN08LA096Accident · Minor injuriesLimited investigationFinal reportCommonwealth 185 · Roanoke, TXThe pilot's physiologic impairment and failure to attain the proper touchdown point during an intentional off airport landing. Contributing to the accident was the pilot's improper in-flight planning.May 24, 2008 · N33384 · Substantial damage NTSB SEA07CA176Accident · Minor injuriesData collectionFinal reportCommonwealth 185 · Redlands, CAThe pilot's inadequate weather evaluation which resulted in the airplane's lack of climb performance and subsequent collision with terrain. Contributing factors included the downdraft and the high temperature.Jun 22, 2007 · N92827 · Substantial damage

See all 19 investigations

Query with SQL

SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey WHERE a.aircraft_model_code IN ('2370608') ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
  WHERE a.aircraft_model_code IN ('2370608')
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" 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 c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.aircraft_model_code IN ('2370608')
ORDER BY c."eventDate" DESC, c."ntsbNumber" 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.

FAA incident reports · 18

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

Incident 20230423018239ICommonwealth 185 · Columbus, GAOn take off the pilot states the aircraft began to drift left and went he cut power the aircraft departed the left side of the runway striking a sign with the right landing gear. He states it was very little or no crosswind component.Apr 23, 2023 · N93253 · Minor damage Accident 20130808014829ACommonwealth 185 · Burlington, WAPilot stated a gust of wind caught the left wing on landing causing the a/c toraise up onto right tire and veer off the runway to the left. A/c went into the grass and flipped on its back.Aug 8, 2013 · N67045 · Minor damage Accident 20080524837589AComwth REARWIND185 · Roanoke, TX(-23) On may 24, 2008, at approximately 1630 local, N33384, a commonwealth C185 aircraft, sustained substantial damage during a hard landing in the vicinity of Texas motor speedway near Roanoke, TX. The pilot-in-command, [privacy data omitted] holder of a…May 24, 2008 · N33384 · Substantial damage

See all 18 incident reports

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 ('2370608')
  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 ('2370608')
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 · 30

SDR 2021FA0000125Selector Valve · misinstalledUPON TAKE-OFF, A CESSNA 185 MADE A LEFT TURN. AT APPROXIMATELY 200 FEET AGL, THE ENGINE STOPPED RUNNING AND THE AIRCRAFT CRASHED ON A GOLF COURSE. THE PILOT SUFFERED MINOR INJURIES. DURING THE INVESTIGATION AND UPON INSPECTION OF THE AIRCRAFT, I DISCOVERED May 5, 2021 · Cessna 185 · Fuel Selector/Shut-Off Valve SDR 2020FA0000485Fuel Cap · faultedDUE TO A DESIGN/MANUFACTURING FLAW IN THE HARTWIG AIRCRAFT "MONARCH PREMIUM FUEL CAPS" INSTALLED ON THIS AIRCRAFT THE CAPS WILL NOT SEAL. THIS IS DUE TO INCORRECT PLACEMENT OF THE FUEL CAP CHAIN RETAINING TAB FABRICATED IN THE FEMALE SECTION OF THE FUEL CAP ANov 1, 2020 · N9803X · Cessna 185 · Fuel Storage SDR 2009F00061Landing Gear · brokenRT MLG FAILURE AT UPPER AXLE ATTACH BOLT HOLES.Aug 24, 2009 · N8209U · Cessna 185 · Main Landing Gear

See all 30 difficulty reports

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 = '185'
  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 = '185'
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.

Cessna 18598 registered aircraftRegistry code 2072802 Commonwealth REARWIN 18516 registered aircraftRegistry code 2370604 Rearwin 1854 registered aircraftRegistry code 2370602 Commonwealth/Irish 185 SKYRANGER0 registered aircraftRegistry code 05620QL Infinty 1850 registered aircraftRegistry code 05903NB Cessna/Braunschmidt K 1850 registered aircraftRegistry code 2072803

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 = '185' AND m.code NOT IN ('2370608')
  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 = '185' AND m.code NOT IN ('2370608')
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.