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ANC87LA059

1987-04-18 · TALKEETNA, Alaska, United States · None · 1 aircraft · Status: Completed

Airport TKA

N1604D has since been reassigned. It is now registered to a different aircraft (CAMERON BALLOONS US A-105, built 1994), which was not involved in this event.

Aircraft involved

Factual narrative

ON ACCELERATION FOR TAKEOFF THE FRONT SEAT ADJUSTING CATCH BECAME DISENGAGED SLIDING AFT TO THE REAR. THE PILOT LOST DIRECTIONAL CONTROL OF THE AIRCRAFT CAUSING THE AIRCRAFT TO NOSE OVER ON ITS BACK. EXAMINATION OF THE LEFT SEAT TRACK SHOWS THE TRACK WAS WORN OUT AND DISTORTED TO THE POINT WHERE THE ADJUSTMENT PIN WOULD NOT LOCK IN THE FULL DOWN POSITION. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1987_ANC87LA059.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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