Engine model · Turbo-prop · 867 hp · registry code 51800

Manufacturer (registry)
P&W CANADA
Model
PT6A-140AG
Registry code
51800
Type
Turbo-prop
Power
867 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 · 0

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

No ADs matched this model

Registered aircraft · 75

See all 75 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 ('51800')
  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 · 5

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 ('51800')
  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 · 8

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

Accident 20260212000862AAir Tractor AT-502A · Sulphur, LAAircraft was performing aerial application work near a non towered uncontrolled airport and was using airport to reload aircraft. Aircraft was returning unannounced to a non towered uncontrolled airport for resupply and while approaching runway to land, it…Feb 12, 2026 · N254LA · Substantial damageIncident 20250924015239IFX Consulting Evolution · Madras, ORThe pilot in command was performing a simulated engine out landing with a safety pilot. The pilot flew to the “high key” location at S33, descended to the “low key”, then flew the approach to runway 16 and landed as if the engine was off. In this situation,…Sep 24, 2025 · N167FX · Minor damageAccident 20240625012299AAir Tractor AT-502A · Martin, TNOn June 25, 2024, about 0820 central daylight TIME1, an Air tractor, inc., AT-502 was destryoed when it was involved in an accident near Martin, Tennessee. The commercial pilot was fatally injured. The airplane was operated as a title 14 Code of federal…Jun 25, 2024 · N325RA · Destroyed · 1 fatalAccident 20230618005079AAir Tractor AT-502A · Sturgis, SDOn June 18, 2023 at 1600 mt a Air tractor AT-502A [privacy data omitted]ground looped during landing rollout during an aerial application flight . VMC flight conditions prevailed, and no flight plan was filed. The aircraft was substantially damaged, and the…Jun 18, 2023 · N290LA · Substantial damageIncident 20221213018639IThrush S2R-510 · Belle Glade, FLPilot states she filed a VFR flight plan to ferry aircraft[privacy data omitted]from kaby to kfxe. She states the aircraft had 378 gallons of fuel at start of flight (150 gallons in the hopper, 228 in the wings). She states her altitude was 7500 AGL during…Dec 13, 2022 · N8004U · Minor damageAccident 20220730007609AAir Tractor AT-502A · Ute, IALeft wing struck known object causing the aircraft to spin shaprply left and impact the ground. Post impact fire destroyed aircraft, pilot fataly injured.Jul 30, 2022 · N501MW · Destroyed · 1 fatalIncident 20210515006869IAir Tractor AT-502A · Lewis, KSThe aircraft was flying eastbound over a wheat field , spraying for pest. The pilot did not see a power line going across the field from the south to the north. The aircraft struck the power line and snapped it off the power poles. The aircraft went up after…May 15, 2021 · N988TK · Minor damageAccident 20180726018069AAir Tractor AT-502A · Iowa, LAPilot was landing the aircraft on a grass strip, pilot stated the aircraft made contact with the ground and did a violent right turn, pilot stated he tried to correct and add power, left wing made contact with the ground and the aircraft slide sideways and…Jul 26, 2018 · N254LA · Substantial 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 engine_model_code IN ('51800')
  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

No reports name this modelGeneral aviation reporting is voluntary.

PMA parts · 68

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 68 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-140AG'])) > 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.