NTSB MIA83LA243 — 1983-09-16 · ST. AUGUSTINE, Florida, United States

Current FAA registration · N66524

Make / Model: BOEING A75N1(PT17)
Year of manufacture: 1943 · 40 years old at event
Engine: CONT MOTOR W670 SERIES (250 hp)
Seats / Engines: 2 seats · 1 engine
Last airworthiness date: 19661115
ADS-B equipped: Yes — Mode-S A8C987

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N66524 Boeing A75N1 None

Factual narrative

ON THE PREVIOUS FLT, THE PLT NOTED THAT THE LEFT BRAKE WAS WEAKER THAN THE RIGHT BRAKE. BEFORE TAKING OFF AGAIN, HE ADDED FLUID TO THE LEFT BRAKE SYS. AFTER FLYING ABOUT 1 HR, HE RETURNED & LANDED. DURING THE LANDING ROLL, THE LEFT BRAKE FAILED TO OPERATE. SUBSEQUENTLY, THE ACFT VEERED TO THE RIGHT & THE LEFT WING & AILERON WERE DAMAGED. THE PASSENGER STATED THAT THE PLT WAS AWARE THAT THE LEFT BRAKE WAS LEAKING BEFORE THE FLT. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1983_MIA83LA243.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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