Casualties unknown

Helicopter Engine Power Loss During Deer Spotting Flight Results in Rollover (N50638)

Freer, TX, US

On November 17, 1983, a Hughes 269C (registration N50638) was involved in an aviation accident near Freer, TX. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-10Data APIEditorial standards

A helicopter lost engine power at about 150 feet AGL while turning after a low pass over a pasture during a deer spotting flight. The pilot autorotated into mesquite brush, causing a rollover. No mechanical failure was found during post-accident engine testing.

Flight Details

A helicopter carrying a pilot and two passengers was on a flight to look for deer in a pasture area. While turning after the last pass over the pasture, the engine lost power at approximately 150 feet above ground level.

Emergency Landing

The pilot initiated an autorotative landing in an area of mesquite brush and bushes. During the landing, the helicopter touched down on a mesquite bush and then rolled over onto its left side.

Post-Accident Inspection

An examination of the engine was conducted, but no preimpact mechanical failure or malfunction was found. Subsequently, the engine was started and operated normally, indicating no underlying mechanical issue.

No injuries to the pilot or passengers were reported in the source. The helicopter sustained damage from the rollover, but specific details of damage were not provided.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001214X45073. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.