Boeing 747SP-21 airworthiness directives

Manufacturer (registry): BOEING
Model: 747SP-21
Registry code: 1384802
Registered: 1 aircraft
Type: Fixed wing multi engine
Engines: 4 · Turbo-jet
Seats: 360
Weight class: 20,000 lb and over
Cruise speed: 432 mph
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

Aircraft by year built · 2

1976Registered nowDeregistered2026

Aircraft by the year they were built: 2 aircraft
1976	1
1977	1

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 · 1

N7477SCsds Asset Management LLC · Ralph Hills, CAS/N 21648

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 ('1384802')
  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.

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 ('1384802')
ORDER BY n_number

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.

NTSB investigations · 2

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

First occurrence, 1982 to 2007

Of 2 cases with NTSB’s older coding, defined in its coding manual.

NTSB LAX89LA068Accident · Serious injuriesLimited investigationFinal reportBoeing 747SP-21 · Midway Islands (Pacific Ocean)Aircraft's encounter with unforecast severve clear turbulence.Dec 23, 1988 · N146UA · No damage NTSB LAX87LA243Accident · No injuriesLimited investigationFinal reportBoeing 747SP · Los Angeles, CAFailure of the qualified mechanic to insure the operation of the aircraft brakes prior to taxiing and his failure to utilize the emergency brake system to prevent the collision. Contributing to this accident was the decision of airline maintence supervisors…Jun 23, 1987 · N141UA · 2 aircraft · Substantial damage

Query with SQL

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 ('1384802') ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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 ('1384802')
  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.

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 ('1384802')
ORDER BY c."eventDate" DESC, c."ntsbNumber" 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.

FAA incident reports · 9

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

Incident 19930414013219IBoeing 747SP21 · New York, NYBird strike on NR4 engine on climb out. Returned. Damaged nose cone inlet.Apr 14, 1993 · N144UA · Minor damage Incident 19920617026809IBoeing 737300 · Dallas-Ft Worth, TXCo-pilot experienced chest pains and shortness of breath. Returned. Co-pilot removed to hospital.Jun 17, 1992 · N146UA Incident 19911004049219IBoeing 747SP21 · Honolulu, HIPassenger had seizure en route. Given first aid while diverting to airport. Hospitalized but expired.Oct 4, 1991 · N141UA Incident 19890626041849IBoeing 747SP21 · Honolulu, HINR3 engine fire warning light on. Diverted to Honolulu. NR15 stage pneumatic coupling loose and near sensors.Jun 26, 1989 · N149UA Incident 19890408037659IBoeing 747SP21 · Sydney, ASFirm landing with a crosswind. Landed with slight crab. Gear moved aft. Corrosion in right landing gear trunnion.Apr 8, 1989 · N147UA · Minor damage Incident 19881223056109IBoeing 747SP21 · Honolulu, HI2 Flight attendants sustained injuries when aircraft encountered turbulence. Received medical help after landing.Dec 23, 1988 · N146UA Incident 19870720046919IBoeing 747SP21 · Los Angeles, CAEncountered severe nose wheel shimmy on landing, cause undetermined.Jul 20, 1987 · N149UA · Minor damage Accident 19870622055261ABoeing 747SP21 · Los Angeles, CAMechanic taxiing 747 without brake hydraulic power struck a holding 737 N184AW. Had failed to use backup system.Jun 22, 1987 · N141UA · Substantial damage Incident 19870319025359IBoeing 747SP21 · Chicago, ILSecond officer passed out en route. Aircraft diverted and ambulance transported crew member to the hospital.Mar 19, 1987 · N149UA

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 ('1384802')
  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.

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 ('1384802')
ORDER BY event_date DESC, report_number 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.

Service difficulty reports · 2

SDR 2005FA0001197Rod End · brokenON AUGUST 5TH, DURING THE FLIGHT CONTROL RIGGING OPERATION, THE LT AILERON IB PCU ROD END WAS FOUND BROKEN. THIS ROD END IS PART OF THE BENDIX PCU PN 317012-1 ASSEMBLY. EVIDENCE OF CORROSION IS APPARENT AT CRACKED LOCATION. UNKNOWN TIME.Aug 5, 2005 · N145UA · Boeing 747SP21 · Aileron Control System SDR 95UAL900161Spar · crackedDURING NR 2 ENGINE CHANGE, FOUND NR 2 LOWER HORIZONTAL SPAR WITH 6 INCH CRACK. CRACK WAS LOCATED BETWEEN NAC STA 210 AND 216, ADJACENT TO INBOARD CHORD. REPAIRED PER ADAPTION OF SRM 54-10-03.Sep 29, 1995 · N148UA · Boeing 747SP21 · Nacelle/Pylon 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 = '747SP21'
  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 = '747SP21'
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.