# Accident 19750705019359A: Enstrm F28A, San Francisco, CA, July 5, 1975

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 5, 1975
- Place: San Francisco, CA
- Airport: Pier 43 Helipad.
- Damage: Substantial damage
- Phase of flight: Forced/Precautionary Landing
- Location: 37.7750° N, 122.4194° W: Placed by OpenAirDocs: center of San Francisco, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.7750&lon=-122.4194&mi=10
- Aircraft: N4893, a cancelled registration (https://openairdocs.org/deregistered/N4893-2012-08-08) (OpenAirDocs)
- Registry model: Enstrom F-28A (registry code 3300406, https://openairdocs.org/model/enstrom-f-28a) (OpenAirDocs)
- Registry engine: Lycoming HO-360 series (registry code 41513, https://openairdocs.org/engine/lycoming-ho-360-series) (OpenAirDocs)
- Reported make and model: ENSTRM F28A
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 2,052 total, 76 in this make and model, 12 in the last 90 days
- NTSB investigation: [NTSB OAK76FVM01](https://openairdocs.org/ntsb/OAK76FVM01) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19750705019359A

## Narrative

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

LOCAL SIGHTSEEING FLT. TAIL BOOM ATTACH BOLT FAILED.

## 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 OAK76FVM01](https://openairdocs.org/ntsb/OAK76FVM01), Jul 5, 1975: Enstrom F28A (N4893), San Francisco, CA, substantial damage

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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