Aircraft model · Fixed wing multi engine · Airplane · registry code 3021528

Manufacturer (registry)
DOUGLAS
Model
C54E-DC
Registry code
3021528
Registered
1 aircraft
Type
Fixed wing multi engine
Engines
4 · Reciprocating
Seats
60
Weight class
20,000 lb and over
Cruise speed
173 mph
Certification
Type certificated
Data sheet
TCDSA-762
Holder
The Boeing Company

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

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Aircraft by year built · 9

1944Registered nowDeregistered2026
Aircraft by the year they were built: 9 aircraft
19441
19455
19461
19751
19841

Airworthiness directives that may apply · 43

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

1977In forceSuperseded2026
ADs by the year they took effect: 7 ADs
19771
19801
19851
19931
20111
20231
20261
See all 43 ADs
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 ('3021528'))
  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.

Information bulletins that may apply · 1

Query with SQL
duckdb -csv -c "SELECT s.saib_number, any_value(s.title) AS title, max(s.issue_date) AS issue_date, any_value(s.status) AS status
  FROM 'https://openairdocs.org/data/latest/faa_saib.parquet' s
  WHERE s.saib_id IN (SELECT saib_id FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_saib.parquet' WHERE aircraft_model_code IN ('3021528'))
  GROUP BY s.saib_number ORDER BY issue_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.

Registered aircraft · 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 ('3021528')
  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.

NTSB investigations · 1

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

Defining event, 2008 on

Of 1 case 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

Query with SQL
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 ('3021528')
  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.

FAA incident reports · 3

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

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 ('3021528')
  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.

Service difficulty reports · 8

SDR CA090408001Governor · bypassing(CAN) UPON REMOVAL OF PROP GOVERNOR, AME FOUND OIL CONTROL PLUG BACKED OUT, THEREFORE BYPASSING OIL. PLUG WAS REINSTALLED AND TIGHTENED, THE GOVERNOR WAS REINSTALLED AND ENGINE RUN PROVED PROPER OPERATION. THE ACFT WAS RELEASED FOR SERVICE.Apr 4, 2009 · Doug C54EDC · Propeller GovernorSDR CA071031007Cylinder Head · cracked(CAN) CRACK DISCOVERED AT SPARK PLUG HOLE, RETURNED TO BASE AND REPLACED CYLINDER AND A/C RETURNED TO SERVICE. (TC NR 20071031007)Oct 29, 2007 · Doug C54EDC · Reciprocating Engine Cylinder SectionSDR CA070529003Engine · making metal(CAN) ENGINE REMOVED DUE TO METAL IN OIL SCREEN, TBO 750 HOURS. ENGINE BEING SENT OUT FOR OVERHAUL. (TC NR 20070529003)May 27, 2007 · Doug C54EDC · Engine (Reciprocating)SDR CA070102003Engine · making metal(CAN) ENGINE BEGAN TO RUN ROUGH, DECREASE IN OIL PRESSURE, ENGINE WAS SHUTDOWN AND FEATHERED. OIL SCREEN PULLED, MODERATE AMOUNT OF ALUMINUM FILINGS, ENGINE REMOVED AND SENT FOR OVERHAUL. NOTE: SUSPECT LINK PIN (TC NR 20070102003)Dec 23, 2006 · Doug C54EDC · Engine (Reciprocating)SDR CA020829012Line · ruptured(CAN) DURING TAXI THE FLIGHT CREW NOTICED A LOSS IN HYDRAULIC PRESSURE. FLUID WAS ADDED WITH NO EFFECT. THE PILOT NOTICED A HYDRAULIC LEAK FROM NR 2 ENGINE. THE ENGINE WAS THEN SHUTDOWN. THE PILOT DECIDED TO RETURN AND PARK. AT THIS TIME MAINTENANCE WAS CONTACJun 25, 2002 · Doug C54EDC · Hydraulic System, MainSDR CA020510021Retainer · worn(CAN) RETAINER FOR VERNIER DRIVE COUPLING WORN ON ITS FLATS, ALLOWING VERNIER TO SLIP AND THEREFORE (ENGINE) TIMING TO CHANGE. OVERHAUL SHOPS HAVE BEEN NOTIFIED.Apr 30, 2002 · Doug C54EDC · Magneto/DistributorSDR CA961007006Exhaust Segment · blown open(CAN) #3 ENGINE FIRE WARNING LIGHT ILLUMINATED SHORTLY AFTER LIFTOFF. #3 ENGINE SHUTDOWN AND AIRCRAFT RETURNED TO POINT OF DEPARTURE. POST FLIGHT INSPECTION FOUND THE EXHAUST RING SEGMENT FROM #1 CYLINDER HAD OPENED UP AT THE TOP AREA AND ACTIVATED FIRE WARNINSep 22, 1996 · Doug C54EDC · Engine Collector/Tailpipe/NozzleSDR CA960618201Snap Ring · dislodged(CAN) IN CRUISE, #3 ENGINE RPM STARTED TO INCREASE, COULD NOT BE REDUCED BY PROPELLER CONTROL, ENGINE SHUTDOWN BEFORE RPM REACHED 2700. SNAP RING POPPED OUT OF ITS GROOVE ON THE PROP GOVERNOR GEARSHAFT P/N 46050, ALLOWING THE SHAFT TO DROP DOWN AND DISENGAGE TMay 30, 1996 · Doug C54EDC · Reciprocating Engine Front Section
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 = 'C54EDC'
  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.

STCs that may be installed · 18

Approved for this model: the STC’s model list names it on its data sheet, or a series that includes it. The registry doesn’t record which STCs an aircraft has.

See all 18 STCs
Query with SQL
duckdb -csv -c "SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
  FROM (
    SELECT stc_number, min(matched_model) AS matched_model
    FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet'
    WHERE aircraft_model_code IN ('3021528')
    GROUP BY stc_number
  ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
  ORDER BY s.status = 'Current' DESC, s.status_date 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.