Engine model · Turbo-prop · 850 hp · registry code 61541

Manufacturer (registry)
U/A CANADA
Model
PT6A-41
Registry code
61541
Type
Turbo-prop
Power
850 hp
Data sheet
TCDSE4EA
Holder
Pratt & Whitney Canada Corp.

Model codes come from the FAA registry’s reference file.

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Airworthiness directives that may apply · 5

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

1978In forceSuperseded2026
ADs by the year they took effect: 5 ADs
19782
19801
19971
20121
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_engine_model_directive.parquet' WHERE engine_model_code IN ('61541'))
  ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC"

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Information bulletins that may apply · 2

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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_engine_model_saib.parquet' WHERE engine_model_code IN ('61541'))
  GROUP BY s.saib_number ORDER BY issue_date DESC"

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Registered aircraft · 42

See all 42 registered aircraft
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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 engine_model_code IN ('61541')
  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 · 11

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

NTSB ERA26LA349Accident · No injuriesClass 4 · LimitedInvestigation openBeech 200 · Dothan, ALSep 19, 2026 · N621JG · Substantial damageNTSB WPR22LA063Accident · No injuriesClass 4 · LimitedFinal reportBeech 200 · Eugene, ORThe pilot’s improper checklist use, which resulted in an electrical malfunction and subsequent gear up landing.Nov 28, 2021 · N71VT · Substantial damageNTSB CEN18FA387Accident · 1 fatalField investigationFinal reportBeech 200 · Oscoda, MIThe pilot's descent below minimum descent altitude during the nonprecision instrument approach for reasons that could not be determined based on the available information.Sep 25, 2018 · N241CK · DestroyedNTSB ERA16CA080Accident · No injuriesData collectionFinal reportBeech 200 · Clearwater, FLThe pilot's failure to properly configure the airplane's landing gear prior to landing, which resulted in a gear-up landing.Jan 4, 2016 · N275X · Substantial damageNTSB WPR09FA165Accident · No injuriesField investigationFinal reportBeech 200 · Henderson, NVThe pilot's failure to monitor and maintain clearance from an obstacle during taxi.Mar 23, 2009 · N257NA · Substantial damageNTSB SEA07FA051Accident · 3 fatalField investigationFinal reportBeech 200 · Belgrade, MTThe pilot's failure to maintain an adequate altitude and descent rate during a night visual approach. Dark night conditions and mountainous terrain are factors in the accident.Feb 7, 2007 · N45MF · Substantial damageNTSB ATL03LA038Accident · No injuriesLimited investigationFinal reportBeech 200 · Jackson, MSThe failure of the landing gear system for undetermined reasons.Jan 31, 2003 · N208F · Substantial damageNTSB CHI02LA012Accident · No injuriesLimited investigationFinal reportBeech 200 · Osage Beach, MOThe inadequate planning/decision and the exceeded crosswind component by the pilot. The gusts were a contributing factor.Oct 25, 2001 · N200RW · Substantial damageNTSB SEA01TA050Accident · No injuriesFinal reportBeech 200 · Olympia, WAThe pilot's failure to attain the proper touchdown point for landing. A factor was weather conditions below published approach minimums.Feb 13, 2001 · N222KA · Substantial damageNTSB DCA01MA017Accident · 10 fatalClass 1 · MajorFinal reportBeech 200 · Strasburg, COThe pilot’s spatial disorientation resulting from his failure to maintain positive manual control of the airplane with the available flight instrumentation. Contributing to the cause of the accident was the loss of a.c. electrical power during instrument…Jan 27, 2001 · N81PF · DestroyedNTSB MKC78FCA39Accident · No injuriesClosedBeech 200 · St Louis, MOJul 14, 1978 · N4298S · Substantial damage
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.engine_model_code IN ('61541')
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

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FAA incident reports · 43

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

See all 43 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 engine_model_code IN ('61541')
  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 · 717

See all 717 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 engine_model_key = 'PT6A41'
  ORDER BY difficulty_date DESC"

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STCs that may be installed · 13

Approved for this engine 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.

STC SE12225ACThis STC will incorporate P&W 1700 rpm propeller reduction gearbox on P&WC engines to allow 1700 rpm propeller installationHigh Cotton Aircraft Conversions, LLCSTC SE00001ENEngines will be maintained IAW 'Maintenance or Reliable Engines(MORE) Program,' Rev 2, 8/16/95.MORE Company IncSTC SE00014ENInstallation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models.Pratt & Whitney Engine Services Inc.STC SE00020ENInstallation of the Pratt & Whitney Engine Services, Inc. TrendCheck/ TrendCheck Plus Engine Monitor Kit P/N TREND-K-010-1Pratt & Whitney Engine Services Inc.STC SE2960SOInstallation of an oil filler cap safety adapter.Jet Avion CorporationSTC SE615GLIncorporation of a fuel flow transducer.Shadin AvionicsSTC SE01805NYInstallation of Fuel Nozzle Adapters using studs and nuts.Atlantic Turbines International Inc.STC SE09413SCInstall modified gas generator module.Airforce Turbine ServiceSTC SE00856NYConversion of PT6A-41 engine model to PT6A-42 engine model.Standard Aero LimitedSTC SE09257SCConvert P&W Engine Models PT6A-15AG, -27, and -28, into PT6A-34 configuration.Covington Aircraft Engines, Inc.STC SE659NEInstallation of oil tank filler neck check valve, P/N TSA-76A.Aviation Components SupportSTC SE09144SCInstallation of an alternate gas generator case.Airforce Turbine ServiceSTC SE4570SWRevise accessory drive spline, P/N 3008181.Aviall of Texas, Inc
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_engine_model_stc.parquet'
    WHERE engine_model_code IN ('61541')
    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"

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PMA parts · 587

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.

See all 587 PMA parts
Query with SQL
duckdb -csv -c "SELECT drs_guid, part_number, part_name, holder, pma_number, replaces_part, supplement_date, tcds_models
  FROM 'https://openairdocs.org/data/latest/faa_type_certificate_pma.parquet'
  WHERE tcds_number IN ('E4EA')
    AND len(list_intersect(tcds_models, ['PT6A-41'])) > 0
  ORDER BY supplement_date DESC, drs_guid 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.