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Atlas / NTSB / SEA82DA137

NTSB CAROL · Event

Event SEA82DA137

1982-08-07 SHELTON, Washington, United States Airport · SHN None 1 aircraft Status: Completed

Registry · N10966

FAA Aircraft Registry record.

Make / Model

CURTISS WRIGHT CW-1

Year of manufacture

1931 · 51 years old at event

Engine

SZEKELY SR-3-45 (45 hp)

Seats / Engines

2 seats · 1 engine

Last airworthiness date

19471101

ADS-B equipped

Yes — Mode-S A0296C

Registrant of record

PETRO JERRY R

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Factual narrative

DURING A SIGHT SEEING FLIGHT THE PILOT SMELLED A BURNING ODOR AND PREPARED TO MAKE A PRECAUTIONARY OFF-AIRPORT LANDING. SHORTLY THEREAFTER, ENGINE RPM DECAYED AND AN AUTOROTATIVE LANDING WAS EFFECTED ON A DIRT ROAD. ON TOUCHDOWN, THE MAIN ROTOR BLADES FLEXED DOWNWARD, STRIKING THE TAIL BOOM AND SEPARATING IT FROM THE FUSELAGE. THE INVESTIGATION REVEALED THETURBINE-TO-COMPRESSOR COUPLING WAS BOUND TO THE POWER TURBINE SHAFT WHICH SLEEVES IT. THERE WAS EVIDENCE OF THERMAL AND MECHANICAL DISTRESS TO THE COMPONENTS, CAUSED BY OVER-HEATING AND COKING OF THE OIL. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1982_SEA82DA137.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.