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Accidents · NTSB MIA01LA020 · Final report

Amateur-built PITTS SPECIAL S1S accident near Sebring, Florida, October 30, 2000

On October 30, 2000 at about 3:30 pm local time, a amateur-built PITTS SPECIAL S1S, registered N39124, was substantially damaged in an accident near Sebring, Florida (Sebring Regional Airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

Improper inspection of the tailwheel assembly by the pilot which resulted in shimmy of the tailwheel assembly during landing due to a worn bearing caused by dirt infiltration which resulted in the pilot being unable to control the airplane and the airplane ground looping to the right.

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

What the record shows

Date
October 30, 2000 · about 3:30 pm local time
Place
Sebring, Florida · Sebring Regional Airport · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Amateur-built PITTS SPECIAL S1S PITTS SPEC
Registration
N39124 · no longer on the register · serial 20938
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

The pilot stated that he made a 3 point touchdown and the tailwheel immediately began to hammer or shimmy. The airplane began tracking about 10 degrees to the right and then started to turn to the right. He locked the left brake but could not prevent the airplane from ground looping to the right. He stated that examination of the tailwheel assembly after the accident showed the bearings in the assembly were worn out from dirt getting into the bearings, and the assembly was free to move sideways about 1/2 inch. He stated that this caused the shimmy during landing and that he normally operated from a dirt strip.

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: 456 hours in all; 161 in this make and model; 34 in the last 90 days; 14 in the last 30 days; 405 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: frt

The aircraft

  • Airframe total time: 456 hours
  • Last inspection: annual inspection, February 13, 2000; 80 hours since
  • Maximum gross weight: 1,150 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Lycoming AEIO-360-B4A (piston); 0 hours total

The flight

  • Departed from: SEF at 3:10 pm
  • Flight plan: none
  • Runway 36, 5,190 ft by 150 ft

Weather at the time

  • Light: daylight
  • Wind: from 010° at 5 knots
  • Visibility: 4 statute miles
  • Sky: clear
  • Temperature: 79°F (26°C), dew point 66°F (19°C)
  • Altimeter: 30.00 inHg
  • Observation at 3:53 pm from FPR, 50 miles away

Injuries

FatalSeriousMinorNone
Crew1

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.

Other NTSB records under N39124 the same tail number, which may have belonged to a different aircraft at the time

2008-08-17SEA08CA181 · accident near Show Low, AZ · substantial damage · no injuries

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.