- Manufacturer (registry)
- GE
- Model
- CT7-7A
- Registry code
- 30146
- Installed in
- 0 registered aircraft
- Type
- Turbo-prop
- Power
- 1,700 hp
- Data sheet
- TCDSE8NE
- Holder
- General Electric Company GE Aviation
Model codes come from the FAA registry’s reference file.
On this page
Airworthiness directives that may apply · 10
ADs whose products match this engine model. Each AD’s applicability may narrow it by serial number, part number or configuration.
| 1994 | 3 |
|---|---|
| 1997 | 1 |
| 1998 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2007 | 1 |
| 2018 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Engine · GE CT7-7A
AD 2025-05-02Engine (Turbine/Turboprop)AD 2023-21-07Turbine Engine Reduction GearAD 2007-08-01Eddy current inspection (ECI) of boltholesAD 2004-07-09PGB oil filter impending bypass button (IBB)AD 2002-01-03Stage 2 Turbine Aft Cooling PlatesAD 97-25-07Stage 1 or 2 Gas Generator Turbine (GGT) DiskAD 96-26-01GGT Stage 2 Forward Cooling PlateAD 94-17-16Propeller GearboxesAD 93-25-17Gas Generator Turbine (GGT) Disks and Cooling PlatesAD 93-23-05Gas Generator Turbine (GGT) Rotor Assembly Parts and Power Turbine (PT) DisksSuperseded and historical ADs · 3
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 ('30146'))
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.
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 ('30146'))
ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESCRun 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.
Registered aircraft · 0
NTSB investigations
FAA incident reports
Service difficulty reports · 2
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 = 'CT77A' 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 engine_model_key = 'CT77A' 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.
PMA parts · 590
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.
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 ('E8NE')
AND len(list_intersect(tcds_models, ['CT7-7A'])) > 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.
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 ('E8NE')
AND len(list_intersect(tcds_models, ['CT7-7A'])) > 0
ORDER BY supplement_date DESC, drs_guid DESCRun 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.