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Accidents · NTSB LAX98LA244 · Final report

Bellanca BL-17 accident near Winnemucca, Nevada, July 26, 1998

On July 26, 1998 at about 8:35 pm local time, a Bellanca BL-17, registered N14692, was substantially damaged in an accident near Winnemucca, Nevada. It was a personal flight under general aviation rules (Part 91). 1 person had minor injuries; 1 other was unhurt. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

Loss of engine power due to a missing cotter key and jam nut, the use of an improper nonapproved part by other maintenance personnel, and failure to safety the installation which subsequently lead to a throttle/carburetor linkage disconnect.

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

What the record shows

Date
July 26, 1998 · about 8:35 pm local time
Place
Winnemucca, Nevada · map
Type
Accident
Injuries
1 person had minor injuries; 1 other was unhurt.
Weather
visual conditions (good weather)
Aircraft
Bellanca BL-17
Registration
N14692 · no longer on the register · serial 74-31093
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

The airplane had been on a cross-country flight, which was terminating at the accident airport. The airplane had undergone an annual inspection 3 weeks prior to the accident with no discrepancies noted. After reaching the accident airport environment, the pilot retarded the throttle and noted the airspeed was 120 knots with a loss of manifold pressure. The engine continued to run, but was not producing power. The landing gear is self-activating, and when the airplane slows below 105 knots indicated and the throttle is less than half full, the landing gear will automatically extend. A safety mechanism is in place, so if the throttle is full forward and the airspeed drops below 105 knots, the gear will not extend. The pilot contacted the tower to inform them of her situation, and that she would be able to make the airport with no further problems. Simultaneously, the airspeed fell below 105 knots and the landing gear extended with the throttle in the full forward position. When the airspeed fell below 80 knots, the pilot knew she was not going to clear the railroad tracks and power lines. She made a shallow left turn to fly underneath the power lines and attempted a forced landing on a road. Examination of the airplane revealed that the throttle cable rod end had separated from the throttle body attach point disconnecting the linkage between the throttle and engine. It was noted that the cotter key and jam nut were missing from the assembly and were unable to be located. Further investigation revealed that the throttle cable assembly had been replaced 7 months prior to the accident. It was also noted that the assembly was not from the manufacturer, but is widely used in the industry. The manufacturer reported that they do not authorize any substitutions of their parts.

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: private
  • Ratings: single-engine land
  • Flight time: 389 hours in all; 387 in this make and model; 12 in the last 90 days; 11 in the last 30 days; 368 as pilot in command
  • Medical certificate: Class 3 (valid medical--no waivers/lim.)
  • Seat: unk

The aircraft

  • Last inspection: annual inspection, June 2, 1998; 13 hours since
  • Maximum gross weight: 3,325 lb
  • Seats: 4
  • Landing gear: retractable
  • Engine: Lycoming TIO-540 (piston); 0 hours total

The flight

  • Departed from: BOI Boise ID at 8:30 pm
  • Destination: WMC
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 040° at 7 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 93°F (34°C), dew point 46°F (8°C)
  • Altimeter: 30.00 inHg
  • Observation at 8:56 pm from WMC, 1 miles away

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.