Casualties unknown

1991-07-13: Piper PA-25 (N9792P) — Moore Quality Flying Service — Musselshell, MT

Musselshell, MT, US

On July 13, 1991, a Piper PA-25 (registration N9792P) operated by Moore Quality Flying Service was involved in an aviation accident near Musselshell, MT. Investigators recorded the probable cause as: THE PILOT'S INTENTIONAL STALL AT LOW ALTITUDE. 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 1781061362Data APIEditorial standards

During an aerial application flight, the pilot intentionally stalled the airplane to apply the brake to the wind-driven chemical pump. The nose dropped to near vertical, full power was applied but the engine did not respond, and the airplane collided with terrain.

Event Description

At the conclusion of an aerial application flight, the pilot deliberately stalled the airplane in order to engage the brake on the wind-driven chemical pump. At the moment the airplane stalled and the brake was applied, the nose of the aircraft dropped to an attitude nearly vertical relative to the terrain.

Response and Collision

The pilot then applied full power, but the engine failed to respond. Subsequently, the airplane collided with the terrain in a nose-down attitude.

Investigation Details

The investigation did not identify a probable cause for the event. No aircraft type, registration, operator, location, date, or other specific details were provided in the source material.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X17705. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.