Engine model · Turbo-prop · 850 hp · registry code 52265

Manufacturer (registry)
P&W CANADA
Model
PT6A-41
Registry code
52265
Type
Turbo-prop
Power
850 hp
Data sheet
TCDSE4EA
Holder
Pratt & Whitney Canada Corp.

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

On this page

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 ('52265'))
  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 ('52265'))
  GROUP BY s.saib_number ORDER BY issue_date DESC"

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Registered aircraft · 42

See all 42 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 engine_model_code IN ('52265')
  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 · 4

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

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 ('52265')
  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 · 12

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

Incident 20260119000959IRaytheon A200CT · Anchorage, AKPilot took off runway 7 left, climbing through 300 feet, the pilot noticed #1 engine side door came open and started to flap. The pilot slowed the aircraft to lessen the flapping, started turning right to return for landing. The panel departed the aircraft…Jan 19, 2026 · N301PT · Minor damageAccident 20231206017319ABeech 200 · New Stuyahok, AKThe pilot of a Beech king air 200 flew over panw from the east at a height of 500 to 700 feet above ground level after arriving visually to check the windsock and remain clear of clouds. The pilot initiated a left turn to enter the downwind leg for an…Dec 6, 2023 · N98RA · Substantial damageIncident 20210403001959IRaytheon A200CT · Anchorage, AKDeparted kalskag from slushy runway Upon landing in anc tires blew and aircraft was unable to taxi off of runway.Apr 3, 2021 · N301PT · Minor damageIncident 20210102001649IBeech 200 · White Plaine, NYOn January 2, 2021, at Westchester County Airport, while plains (hpn), NY, at approximetly 1501, a king air 200, N831WP, on IFR flight plan, in VFR conditions, departed runway 34 and lost control immediatly after take off. Pilot was the only soul on board and…Jan 2, 2021 · N831WP · Minor damageAccident 20170127000949ABeech 200T · Palm Beach, FLOn January 27, 2017, at approximately 22:40 zulu a Beechcraft model BE-200T, registration N60RA (aircraft has multiple airworthiness) operating standard-normal, landed at Palm Beach international airport, on runway 28R and went off the runway with gears…Jan 27, 2017 · N60RA · Substantial damageIncident 20160104002481IBeech 200T · Opa Locka, FLPilot stated that on 01/05/2016 departing from opa-Locka (kopf) around 1050 am from rwy 27R and climbing through 250 feet on rwy heading he heard a loud bang, he looked over all his systems, all systems were indicating normal. Aircraft showed no abnormal…Jan 4, 2016 · N60RA · Substantial damageAccident 20130612010469ARockwell International S-2R · Boise City, OKOn June 12, 2013, N2249U, a Rockwell S-2R sustained substantial damage during a forced landing approximately 3 miles south of Boise City, Oklahoma. The pilot was spraying a field and noticed the engine power was starting to degrade and decided to return to…Jun 12, 2013 · N2249U · Substantial damageAccident 20061012031249ARaythn 200RAYTHEON · Leonardtown, MD(-23) After landing, the right hand main gear slowly retracted during roll out. The aircraft stopped and caught fire, destroying the right wing and most of the right side of the fuselage. The right main gear actuator part number 99-810057-651 appears to have…Oct 12, 2006 · N528WG · DestroyedIncident 19861001064479IBeech 200BEECH · Milwaukee, WINosewheel fork assembly failed at start of takeoff roll. Assembly was previously cracked but within limits.Oct 1, 1986 · N888ET · Minor damageAccident 19851124057889ABeech E18S · Fort Wayne, INCracked carburetor float sunk, allowing uncontrolled fuel flow. Backfire ignited fuel during engine start attempt.Nov 24, 1985 · N46L · Substantial damageIncident 19840501027519IBeech 200BEECH · Waukegan, ILLeft main landing gear collapsed while using heavy braking on a fast speed turn off after landing.May 1, 1984 · N888ET · Minor damageIncident 19840319021459IBeech E18S · Traverse City, MIEncountered freezing rain after takeoff. Returned to land. Ground looped on rollout when an engine sputtered.Mar 19, 1984 · N46L
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 ('52265')
  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"

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 · 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 ('52265')
    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.