# Accident 19940210001949A: Cessna 421C, San Antonio, TX, February 10, 1994

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 10, 1994, 07:13 local time
- Place: San Antonio, TX
- Airport: San Antonio International
- Damage: Destroyed
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Operator: IBUA
- Location: 29.5406° N, 98.4909° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=29.5406&lon=-98.4909&mi=10
- Aircraft: N741CA, a cancelled registration (https://openairdocs.org/deregistered/N741CA-1996-08-13) (OpenAirDocs)
- Registry model: Cessna 421C (registry code 2076016, https://openairdocs.org/model/cessna-421c) (OpenAirDocs)
- Reported make and model: CESSNA 421C
- Reported engine: CONT GTSIO520L
- People aboard: 2
- Fatal injuries: 2
- Pilot flight hours: 5,100 total, 400 in this make and model, 120 in the last 90 days
- NTSB investigation: [NTSB FTW94FA082](https://openairdocs.org/ntsb/FTW94FA082) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19940210001949A

## Narrative

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

REPORTED PROBLEM. TRAILED BLACK SMOKE AND WOBBLLY TRYING TO RETURN. CRASHED SHORT. JET A IN TANKS. FUEL NOZZLE FIT.

## 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 FTW94FA082](https://openairdocs.org/ntsb/FTW94FA082), Feb 10, 1994: Cessna 421C (N741CA), San Antonio, TX, destroyed, 2 fatal. Probable cause: IMPROPER SERVICING OF THE AIRPLANE WITH JET FUEL, WHICH RESULTED IN PREIGNITION AND/OR DETONATION AND SUBSEQUENT FAILURE OF PISTONS IN BOTH ENGINES. A FACTOR RELATED TO THE ACCIDENT WAS: THE LACK OF…

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.