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Accidents · NTSB CHI93LA357 · Final report

Boeing A75N1 accident near Springfield, Missouri, September 12, 1993

On September 12, 1993 at about 11:00 pm local time, a Boeing A75N1, registered N54941, was substantially damaged in an accident near Springfield, Missouri. It was a personal flight under general aviation rules (Part 91). 2 people were seriously injured. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

the disconnection of the primer supply line at the fuel strainer.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
September 12, 1993 · about 11:00 pm local time
Place
Springfield, Missouri
Type
Accident
Injuries
2 people were seriously injured.
Weather
visual conditions (good weather)
Aircraft
Boeing A75N1 · all A75N1s on the register
Registration
N54941 · registry record · serial 75-2705
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

DURING CRUISE, THE PILOT EXPERIENCED A LOSS OF ENGINE POWER. A FORCED LANDING WAS EXECUTED INTO A CLEARING. EXAMINATION OF THE ENGINE BY AN AIRFRAME AND POWERPLANT MECHANIC SHORTLY AFTER THE ACCIDENT, REVEALED A DISCONNECTION OF THE PRIMER SUPPLY LINE AT THE FUEL STRAINER.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: airline transport pilot, flight instructor
  • Ratings: multi-engine land; multi-engine sea; single-engine land; single-engine sea; instructor: airplane multi-engine; instructor: airplane single-engine; instrument: airplane; rotorcraft: glider
  • Flight time: 5,200 hours in all; 450 in this make and model; 25 in the last 90 days; 17 in the last 30 days; 5,000 as pilot in command; 400 on instruments
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: rear

The aircraft

  • Airframe total time: 2,183 hours
  • Last inspection: annual inspection, July 2, 1993; 14 hours since
  • Maximum gross weight: 2,950 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental R-670-5 (piston); 0 hours total

The flight

  • Departed from: HAE Hannibal MO at 9:05 pm
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 230° at 22 knots, gusting 5
  • Visibility: 25 statute miles
  • Sky: clear
  • Temperature: 86°F (30°C), dew point 66°F (19°C)
  • Altimeter: 29.00 inHg

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.