- Manufacturer (registry)
- BELL
- Model
- TH-57A
- Registry code
- 1180821
- Registered
- 0 aircraft
- Type
- Rotorcraft
- Engines
- 1 · Turbo-shaft
- Seats
- 5
- Weight class
- Up to 12,499 lb
- Certification
- Type certificated
Model codes come from the FAA registry’s reference file. ADs are matched to them by model name and maker.
On this page
Airworthiness directives that may apply · 0
ADs whose products match this airframe model. Each AD’s applicability may narrow it by serial number, part number or configuration.
No ADs matched this model
Registered aircraft · 0
No aircraft currently registered with this model
NTSB investigations
No NTSB investigations matched to aircraft with this 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 of this modelMatched through the registry by N-number, so foreign aircraft and some older reports aren’t counted.
Service difficulty reports · 8
SDR 2023FA0000206Reducer · failedON 24 JUL 2019, A TH-57C HELICOPTER EXPERIENCED OIL PRESSURE FLUCTUATIONS IN FLIGHT THAT WARRANTED THE DECISION TO LAND THE AIRCRAFT AS SOON AS POSSIBLE. ONCE ON THE DECK, OIL WAS APPARENT DOWN THE SIDES OF THE AIRCRAFT, AND THE SOURCE WAS DETERMINED TO BE A SDR HEEA080433Shaft · wornSHAFT HAS SPALLING AND STEP WEAR ON GEAR TEETH BEYOND NORMAL WEAR.SDR HEEA080404Tie Bolt · corrodedENGINE REMOVED DUE TO EXCEEDING TOT ON START. UPON INSPECTION OF TURBINE PARTS NOTED EXCESSIVE PITTING ON TIE BOLT MUTE.SDR HEEA079374Nozzle · fodTURBINE NOZZLE HAS FOREIGN MATERIAL ON AFT SIDE OF DIAPHRAGM.SDR HEEA079373Nozzle · damagedENGINE TURBINE NOZZLE HAS STRIPPED THREADS AT GP SUPPORT MATING SURFACE.SDR HEEA078481Bearing Race · spalledTURBINE WAS REMOVED DUE TO METAL IN OIL. INSPECTION REVEALED SPALLING ON INNER RACE COUPLING BEARING RACE. INSTALLED NEW INNER RACE COUPLING.SDR HEEA078253Nozzle · failedTURBINE REMOVED FOR OVERHAUL. LOW AREA FLOW 10.17 CAUSE LOW POWER ON TEST CELL. POWER WENT FROM -5.3 TO -7.0. OVERHAULED NOZZLE, INSTALLED AND POWER WENT TO -3.SDR HEEA077555Coupling · mismarkedNEW PART RECEIVED WITH IMPROPER PART NUMBER 6850832 ENGRAVED ON PART.
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 = 'TH57A' 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.
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 = 'TH57A' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.