Aircraft model · Fixed wing multi engine · Airplane · registry code 2800550

Manufacturer (registry)
DEHAVILLAND
Model
DH-125-1A
Registry code
2800550
Registered
0 aircraft
Type
Fixed wing multi engine
Engines
2 · Turbo-jet
Seats
10
Weight class
20,000 lb and over
Certification
Type certificated
Data sheet
TCDSA3EU
Holder
Textron Aviation Inc.

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 · 73

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

1966In forceSuperseded2026
ADs by the year they took effect: 74 ADs
19661
19672
19683
19711
19721
19731
19754
19762
19773
19783
19803
19824
19832
19842
19853
19862
19871
19881
19892
19902
19914
19926
19935
19941
19951
19972
19982
20003
20032
20051
20061
20111
20231
20261
See all 74 ADs
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_aircraft_model_directive.parquet' WHERE aircraft_model_code IN ('2800550'))
  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

Airframe · Dehavilland DH-125-1A

SAIB NM-15-24Landing GearIssued Sep 29, 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_aircraft_model_saib.parquet' WHERE aircraft_model_code IN ('2800550'))
  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 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 · 5

SDR 99ZZZX878Beacon · shortedPILOT REPORTED THAT STROBE CIRCUIT BREAKER TRIPPED. UPON INVESTIGATION, THE LOWER STROBE FOUND TO BE BURNED UP. SIGNS OF FUEL WERE FOUND IN THE AREA. SURMISE THAT HIGH VOLTAGES FOUND IN STROBE, IGNITED THE FUEL TRAPPED IN THE STROBE. THE FUEL LEAK WAS REPAFeb 5, 1999 · N10D · Hwksly DH1251A · Exterior LightingSDR 99ZZZX422Line · cloggedABNORMAL READING ON COPILOT'S ALTIMETER (DIFFERENCE = 1 THOUSAND FEET). AFTER LANDING, STALL SYSTEM WAS CHECKED AND FOUND ALL 20 STATIC LINES IN AIRCRAFT EITHER PARTIALLY PLUGGED OR, IN THIS CASE, ONE LINE ALMOST COMPLETELY PLUGGED. FOUND APPROXIMATELY 50 BOOct 15, 1998 · N125BH · Hwksly DH1251A · Pitot/Static SystemSDR 98ZZZX1528Keel · crackedDISCOVERED DURING 2 YEAR INSPECTION, .25 INCH LONG CRACK LOCATED STRINGER LINE 19 OF KEEL AREA BETWEEN FRAMES 10 AND 11 RT.Mar 7, 1998 · N105HS · Hwksly DH1251A · Fuselage Main, KeelSDR 97ZZZX120Window Pan · crackedDURING A REPETITIVE 4- YEAR INSPECTION OF THE LEFT AND RIGHT DIRECT VISION WINDOW PANS (PN 25FN4735 AND 25FN4736) A 22 INCH CRACK IS NOTED IN THE RIGHT PAN ALONG THE LOWER RADIUS. AN 8 INCH CRACK IS NOTED IN THE SAME LOCATION ON THE LEFT SIDE. SOME EXFOLIATIDec 17, 1996 · N125JR · Hwksly DH1251A · Fuselage Miscellaneous StructureSDR 97ZZZX119Window Pan · crackedDURING A REPETITIVE 4-YEAR INSPECTION OF THE LEFT AND RIGHT DIRECT VISION WINDOW PANS (PN 25FN4735 AND 25FN4736) A 22 INCH CRACK IS NOTED IN THE RIGHT PAN ALONG THE LOWER RADIUS. AN 8 INCH CRACK IS NOTED IN THE SAME LOCATION ON THE LEFT SIDE. SOME EXFOLIATIODec 17, 1996 · N125JR · Hwksly DH1251A · Fuselage Miscellaneous Structure
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 = 'DH1251A'
  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 · 90

Approved for this 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.

See all 90 STCs
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_aircraft_model_stc.parquet'
    WHERE aircraft_model_code IN ('2800550')
    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 · 573

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 model on its data sheet, so check the FAA record before relying on it. Newest first.

See all 573 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 ('A3EU')
    AND len(list_intersect(tcds_models, ['DH.125 Series 1A'])) > 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.

The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

Query with SQL
duckdb -csv -c "SELECT m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.aircraft_model_code = m.code
  WHERE m.match_key = 'DH1251A' AND m.code NOT IN ('2800550')
  GROUP BY ALL
  ORDER BY aircraft DESC
  LIMIT 12"

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.