NTSB CAROL · Event
Event MIA87LA089
Registry · N90270
FAA Aircraft Registry record.
Make / Model
HUGHES 269A
Year of manufacture
1966 · 21 years old at event
TCDS
4H12 · SCHWEIZER RSG LLC
Engine
LYCOMING HIO-360 SER (205 hp)
Seats / Engines
2 seats · 1 engine
Last airworthiness date
19790405
ADS-B equipped
Yes — Mode-S AC7A00
Registrant of record
DUNN LARRY W
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Factual narrative
THE INSTRUCTOR PLT WAS DEMONSTRATING A HOVERING AUTOROTATION LANDING WITH FORWARD MOVEMENT, WHEN, AFTER THE THROTTLE WAS CLOSED, THE HELICOPTER HUNG IN THE AIR. FORWARD CYCLIC WAS THEN APPLIED WHEN HE REALIZED THAT THE ROTOR RPM BEGAN TO DETERIORATE. THE HELICOPTER THEN CONTACTED THE GROUND IN A SLIGHT NOSE LOW ATTITUDE, AFTER WHICH, REAR CYCLIC WAS APPLIED. THE MAIN ROTOR BLADES THEN SEVERED THE TAIL BOOM DUE TO THE LOW ROTOR RPM AND REAR CYCLIC INPUT. THE HELICOPTER SPUN APRX 90 DEGREES TO THE LEFT & CAME TO REST. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1987_MIA87LA089.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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