# Accident 19760407008769A: Bell 47D1, Lancaster, CA, April 7, 1976

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 7, 1976
- Place: Lancaster, CA
- Airport: Fox Field
- Damage: Substantial damage
- Phase of flight: Sfl Autorotation
- Location: 34.6980° N, 118.1367° W: Placed by OpenAirDocs: center of Lancaster, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.6980&lon=-118.1367&mi=10
- Aircraft: N917B, registered now (https://openairdocs.org/aircraft/N917B) (OpenAirDocs)
- Registry model: Bell 47D1 (registry code 1180802, https://openairdocs.org/model/bell-47d1) (OpenAirDocs)
- Registry engine: Franklin 6V4 series (registry code 27033, https://openairdocs.org/engine/franklin-6v4-series) (OpenAirDocs)
- Reported make and model: BELL 47D1
- Fatal injuries: 0
- Pilot flight hours: 2,644 total, 332 in this make and model, 35 in the last 90 days
- NTSB investigation: [NTSB LAX76FUQ32](https://openairdocs.org/ntsb/LAX76FUQ32) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19760407008769A

## Narrative

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

PRACTICE AUTOROTATIONS FROM 4FT HOVER.

## 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 LAX76FUQ32](https://openairdocs.org/ntsb/LAX76FUQ32), Apr 7, 1976: Bell 47D-1 (N917B), Lancaster, CA, substantial damage

## Other reports on N917B (2)

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

- [Accident 19880413008899A](https://openairdocs.org/incident/19880413008899A), Apr 13, 1988: Bell 47D1 (N917B), Taft, CA, Substantial damage. Demonstrated an autorotation to hover. Flared too high. Tail rotor hit and broke off hitting main rotors on landing
- [Accident 19870805082279A](https://openairdocs.org/incident/19870805082279A), Aug 5, 1987: Bell STC47 (N917B), Taft, CA, Substantial damage. Lost all power. In autorotation heard bang. Aft part of tailboom severed by main rotors. Pilot moved cylic too fast

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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