# Accident 19901109050129A: Cessna 421B, Flamingo, FL, November 9, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 9, 1990, 14:47 local time
- Place: Flamingo, FL
- Damage: Destroyed
- Phase of flight: Normal Cruise
- Operating rules: General operating rules (Part 91)
- Location: 25.4894° N, 80.5107° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=25.4894&lon=-80.5107&mi=10
- Aircraft: N21ST, a cancelled registration (https://openairdocs.org/deregistered/N21ST-1991-07-09) (OpenAirDocs)
- Registry model: Cessna 421B (registry code 2076014, https://openairdocs.org/model/cessna-421b) (OpenAirDocs)
- Reported make and model: CESSNA 421B
- Reported engine: CONT GTSIO520H
- People aboard: 3
- Fatal injuries: 3
- Pilot flight hours: 10,100 total, 50 in this make and model, 20 in the last 90 days
- NTSB investigation: [NTSB MIA91FA023](https://openairdocs.org/ntsb/MIA91FA023) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19901109050129A

## Narrative

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

FIRE IN LEFT WING MELTED SPAR AND EXPLOSION SEPARATED OUTBOARD SECTION. FUEL LEAK IN AREA. AD ON BOOST PUMP OVERDUE

## 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 MIA91FA023](https://openairdocs.org/ntsb/MIA91FA023), Nov 9, 1990: Cessna 421B (N21ST), Flamingo, FL, destroyed, 3 fatal. Probable cause: AN UNDETERMINED AIRFRAME/COMPONENT/SYSTEM FAILURE/MALFUNCTION, WHICH RESULTED IN A FUEL FED FIRE IN THE LEFT WING.

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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