# Accident 19790824027569A: Kaman HH43FCHOPER, Hamilton, MT, August 24, 1979

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 24, 1979, 09:30 local time
- Place: Hamilton, MT
- Damage: Destroyed
- Phase of flight: Low Level Operations
- Operating rules: Rotorcraft external load (Part 133)
- Location: 46.2526° N, 114.1601° W: Placed by OpenAirDocs: center of Hamilton, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.2526&lon=-114.1601&mi=10
- Aircraft: N4524, a cancelled registration (https://openairdocs.org/deregistered/N4524-1983-06-29) (OpenAirDocs)
- Registry model: Kaman HH-43 B/F (registry code 4800705, https://openairdocs.org/model/kaman-hh-43-b-f) (OpenAirDocs)
- Reported make and model: KAMAN HH43FCHOPER
- Reported engine: LYC T53*
- Fatal injuries: 0
- Pilot flight hours: 1,710 total, 1,010 in this make and model, 170 in the last 90 days
- NTSB investigation: [NTSB SEA79FT123](https://openairdocs.org/ntsb/SEA79FT123) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19790824027569A

## Narrative

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

ENGINE FAILED. THE SHAFT, TURBINE, P/N 1-100-620-01 HAD FRACTURED.

## 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 SEA79FT123](https://openairdocs.org/ntsb/SEA79FT123), Aug 24, 1979: Kaman HH-43F (N4524), Hamilton, MT, destroyed

## Other reports on N4524 (1)

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

- [Accident 19820222004969A](https://openairdocs.org/incident/19820222004969A), Feb 22, 1982: Kaman HH43FCHOPER (N4524), Sutherlin, OR, Substantial damage. Rotor blade failed during external load logging operation. Crash occurred as helicopter was hovering after drop.

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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