# Accident 19770501016059A: Piper PA20, Ismay, MT, May 1, 1977

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 1, 1977
- Place: Ismay, MT
- Damage: Substantial damage
- Phase of flight: Roll-Out (Fixed Wing)
- Location: 46.5002° N, 104.7929° W: Placed by OpenAirDocs: center of Ismay, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.5002&lon=-104.7929&mi=10
- Aircraft: N7635K, registered now (https://openairdocs.org/aircraft/N7635K) (OpenAirDocs)
- Registry model: Piper PA-20 (registry code 7102002, https://openairdocs.org/model/piper-pa-20) (OpenAirDocs)
- Registry engine: Lycoming 0-320 series (registry code 41508, https://openairdocs.org/engine/lycoming-0-320-series) (OpenAirDocs)
- Reported make and model: PIPER PA20
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 250 total, 100 in this make and model, 15 in the last 90 days
- NTSB investigation: [NTSB SEA77FTA22](https://openairdocs.org/ntsb/SEA77FTA22) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19770501016059A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

LANDING IN ALFALFA FLD,SWERVED LEFT,NOSED OVER.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA77FTA22](https://openairdocs.org/ntsb/SEA77FTA22), May 1, 1977: Piper PA-20 (N7635K), Ismay, MT, substantial damage

## Other reports on N7635K (2)

Matched to the same aircraft by N-number and date.

- [Accident 20260618006389A](https://openairdocs.org/incident/20260618006389A), Jun 18, 2026: Piper PA-20 (N7635K), Cordova, AK, Destroyed, 1 fatal. A Piper PA-20, flown by a commercial pilot with an instrument rating, departed under VFR conditions but encountered low ceilings, rain, fog and obscured…
- [Accident 20080802848599A](https://openairdocs.org/incident/20080802848599A), Aug 2, 2008: Piper PA20 (N7635K), Grass Valley, CA, Substantial damage. (-23) After landing, the pilot attempted to slow down by using the brakes. His right foot slid off the right brake causing differential braking. The aircraft…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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