Bell 47G-4A

Aircraft model · Rotorcraft · Rotorcraft · registry code 1181031

Manufacturer (registry)
BELL
Model
47G-4A
Registry code
1181031
Registered
20 aircraft
Type
Rotorcraft
Engines
1 · Turbo-shaft
Seats
3
Weight class
Up to 12,499 lb
Cruise speed
78 mph
Certification
Type certificated
Data sheet
TCDS2H3
Holder
Scott's-Bell 47 Inc

Model codes come from the FAA registry’s reference file. ADs are matched to them by model name and maker.

On this page

Aircraft by year built · 86

1965Registered nowDeregistered2026
Aircraft by the year they were built: 86 aircraft
19652
196614
196710
196821
196913
197012
19719
19721
19731
19741
19812

Airworthiness directives that may apply · 42

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

1961In forceSuperseded2026
ADs by the year they took effect: 31 ADs
19611
19621
19631
19651
19671
19711
19721
19731
19742
19761
19771
19781
19791
19802
19813
19852
19871
19911
19961
19981
20001
20011
20051
20091
20211
20231
See all 45 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 ('1181031'))
  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.

Registered aircraft · 20

See all 20 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 aircraft_model_code IN ('1181031')
  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 · 122

Aircraft matched to this model through the registry, by N-number and event date, checked against the reported serial number, make and model.

See all 122 investigations
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.aircraft_model_code IN ('1181031')
  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 · 103

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

See all 103 incident reports
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 aircraft_model_code IN ('1181031')
  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 · 7

SDR 2008FA0000776Guide · wornDURING INVESTIGATION OF AN ACCIDENT IN WHICH ACFT LOST POWER AND WAS FORCED TO LAND THE FOLLOWING WAS DISCOVERED: COMPRESSION CHECK REVEALED THE NR 1 CYL WAS LEAKING PAST THE EXHAUST VALVE. (COMPRESSION 45/80). EXAMINATION OF THE CYLINDER REVEALED THE EXHAUSTOct 24, 2008 · N24HM · Bell 47G4A · Reciprocating Engine Cylinder SectionSDR 2006FA0000759Capacitor · failedLOADED HELICOPTER SAFELY LANDED AFTER MAGNETO FAILURE. WIRE FROM CAPACITOR TO POINTS OPEN WITHIN INSULATION. NO VISIBLE DAMAGE, HOWEVER, MOVEMENT OF WIRE AGAINST CAPACITOR RESTORES CONTACT. YOU CAN FEEL IT. OPEN LOCATED WHERE WIRE ENTERS CAPACITOR. NO RECAug 2, 2006 · N1354X · Bell 47G4A · Magneto/DistributorSDR CA050303014Grip · cracked(CAN) ROTOR GRIP WAS SUBMITTED FOR NDT TESTING IAW AD 2001-17-17 AND WAS REJECTED DUE TO CRACKING IN THE ADAPTER NUT THREAD AREA. GRIP WAS NEW AND HAD ONLY ACCUMULATED 196.9 HOURS SINCE NEW.Mar 3, 2005 · Bell 47G4A · Main Rotor HeadSDR CA050303015Grip · cracked(CAN) MAIN ROTOR GRIP WAS REMOVED TO COMPLY WITH AD 2001-17-17 AND WAS REJECTED DUE TO CRACKING INDICATIONS IN THE THREADS OF THE ADAPTER NUT AREA.Mar 3, 2005 · Bell 47G4A · Main Rotor HeadSDR CA010511027Hub · cracked(CAN) FOUND CRACKED IN THREADED AREA AFTER EDDY CURRENT INSPECTION WHILE CARRYING OUT AD, CF-1988-08R1.Jan 15, 2001 · Bell 47G4A · Main Rotor HeadSDR CA001107014Cylinder · failed(CAN) CYLINDER HAD LOW COMPRESSION. (X)Apr 30, 1999 · Bell 47G4A · Reciprocating Engine Cylinder SectionSDR CA001107013Magneto · failed(CAN) MAGNETO HAS EXCESSIVE MAG DROP.Apr 30, 1998 · Bell 47G4A · Magneto/Distributor
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 = '47G4A'
  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 · 132

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 132 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 ('1181031')
    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.