Engine model · Turbo-prop · 1,173 hp · registry codes 52270, 61598

Manufacturer (registry)
P&W CANADA
Model
PT6A-45B
Registry codes
52270, 61598
Installed in
0 registered aircraft
Type
Turbo-prop
Power
1,173 hp
Data sheet
TCDSE4EA
Holder
Pratt & Whitney Canada Corp.

Model codes come from the FAA registry’s reference file. The FAA lists this model under more than one registry code, usually for different spellings of the maker. This page covers them all.

On this page

Airworthiness directives that may apply · 2

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

1980In forceSuperseded2026
ADs by the year they took effect: 2 ADs
19801
19971
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 ('52270', '61598'))
  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

Engine · Pratt & Whitney Canada PT6A-45B

SAIB NE-15-21Fuel Injector NozzleIssued Aug 19, 2015
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_engine_model_saib.parquet' WHERE engine_model_code IN ('52270', '61598'))
  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 · 0

No aircraft currently registered with this engine model

NTSB investigations

No NTSB investigations matched to aircraft with this engine modelMatched through the registry by N-number, so foreign aircraft and some older cases aren’t counted.

FAA incident reports

No reports matched to aircraft with this engine modelMatched through the registry by N-number, so foreign aircraft and some older reports aren’t counted.

Service difficulty reports · 7

SDR DATA20130813004Engine · failedDURING CRUISE FLIGHT, CREW EXPERIENCED A DROP IN TORQUE ON RT ENGINE, FOLLOWED BY FLUCTUATING TORQUE AND RISING ITT. SHUTDOWN ENGINE, DECLARED EMERGENCY, AND PERFORMED SUCCESSFUL SINGLE ENGINE APPROACH AND LANDING.Aug 13, 2013 · N167RC · Stbros SD360 · Engine (Turbine/Turboprop)SDR HSYA2013041113Governor · failedPILOT REPORTED LT ENGINE WOULD ONLY PRODUCE 1600 LBS OF TORQUE AT MOST. THE TAKEOFF WAS ABORTED AND ACFT RETURNED TO THE PARKING RAMP WITHOUT FURTHER INCIDENT AND MX WAS NOTIFIED. MX TROUBLESHOT ACFT AND PERFORMED THE FOLLOWING MX. TROUBLESHOOT PY LINES ANDApr 11, 2013 · N330SB · Stbros SD330 · Propeller GovernorSDR HSYA2012100512Engine · failedAFTER LEVELING OFF AT 9,000 FT, CREW OBSERVED A FLAME COME OUT OF NR 1 ENGINE, FOLLOWED BY THE GENERATOR LIGHT ILLUMINATING, AND ENGINE SPOOLING DOWN. FOLLOWED EMERGENCY CHECKLIST AND SHUTDOWN NR 1 ENGINE IN-FLIGHT. ATTEMPTED TO RESTART NR 1 ENGINE PER EMERGENOct 5, 2012 · N330SB · Stbros SD330 · Engine (Turbine/Turboprop)SDR HSYA201272512Downlock · contaminatedFOUND LT DOWNLOCK MECHANISM WOULD NOT RETRACT BECAUSE OF EXCESSIVE GREASE. CLEANED EXCESSIVE GREASE FROM DOWNLOCK MECHANISM PISTON AND PERFORM LANDING GEAR OPERATIONAL CHECKS. LANDING GEAR FULLY CYCLED UP AND DOWN EIGHT TIMES - MX PERFORMED IAW CMM 32-11-01Jul 25, 2012 · N331SB · Stbros SD330 · Landing Gear Position and WarningSDR HSYA2012050412Bolt · failedDURING TAXI, RT POWER LEVER HAD SEVERE VIBRATION. RETURNED TO RAMP. INSPECTED NR 2 ENG & PROP. FOUND 3 PROP BOLTS FRACTURED AND/OR SHEARED. ACFT GROUNDED. PERFORMED ENGINE VIBRATION INSPECTION CHECK IAW MM 5-51-13. NR 2 ENG REDUCTION GEARBOX PROP MOUNTMay 4, 2012 · N330SB · Stbros SD330 · Propeller AssemblySDR HSYA20100225Skin · corrodedDURING 4800/9600 HR STRUCTURAL INSP OF ACFT, THE FOLLOWING CORROSION WAS FOUND AND REPAIRED. CORROSION THROUGH SKIN AT FRAME/FUSELAGE STA 289.92-RT OF CENTERLINE EXTERIOR BOTTOM. REPAIRED BY REMOVING/TREATING CORROSION AND INSTALLING DOUBLER 2024 T3 .040 APPROFeb 25, 2010 · N331SB · Stbros SD330 · Fuselage Main, Plate/SkinSDR HSYA2010022310Longeron · crackedDURING 4800/9600 HOUR STRUCTURAL INSP, DISCOVERED LONGERON AT FUSELAGE STA 127 LT SIDE CRACKED APPROX 3 INCHES. REMOVED DAMAGED LONGERON FRAME AT FUSELAGE STA 127 LT SIDE. NEW PART FABRICATED AND REPAIR INSTALLED IAW REPORT NR 8173-1.Feb 23, 2010 · N331SB · Stbros SD330 · Fuselage Main, Longeron/Stringer
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 = 'PT6A45B'
  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 · 7

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.

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 ('52270', '61598')
    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.

PMA parts · 498

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 498 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-45B'])) > 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.