NTSB CAROL · Event
Event FTW99LA271
Registry · N68591
FAA Aircraft Registry record.
Make / Model
STINSON L-5
Engine
LYCOMING 0-435A/0-435C (190 hp)
Seats / Engines
2 seats · 1 engine
Last airworthiness date
19560501
ADS-B equipped
Yes — Mode-S A91977
Registrant of record
AMERICAN AIRPOWER HERITAGE FLYING MU
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Probable cause & findings
The in-flight separation of the tip of a wood propeller blade. Contributing factors were the soft terrain and ditch encountered during the precautionary landing.
Factual narrative
On September 29, 1999, at 1445 central daylight time, a Stinson L-5 vintage airplane, N68591, registered to the American Airpower Heritage Flying Museum and operated by the pilot, was substantially damaged during a precautionary landing near Woodward, Oklahoma. The private pilot, sole occupant of the airplane, was not injured. Visual meteorological conditions prevailed, and a flight plan was not filed for the 14 Code of Federal Regulations Part 91 personal flight. The cross-country flight originated from Hutchinson, Kansas, at 1305, with a destination of Midland, Texas. The pilot reported that during cruise flight, the airplane developed an "extreme" vibration. During the ensuing precautionary landing to a dirt road, the airplane encountered soft dirt and veered to the right, impacting a ditch. Examination of the airplane by the FAA inspector revealed that the right wing was structurally damaged. Further examination revealed that one of the blades of the wooden propeller was missing its metal tip, and the wood beneath the missing metal tip was discolored. The propeller was a Fahlin model 44K15005, S/N 49779. During cruise flight, the airplane developed an 'extreme' vibration. During the ensuing precautionary landing to a dirt road, the aircraft encountered soft dirt and veered to the right, impacting a ditch. Examination of the airplane by the FAA inspector revealed that one of the blades of the wooden propeller was missing its metal tip. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1999_FTW99LA271.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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