# N491T: 1991 Trenti Mario Frank RV-4, registration cancelled 2002-08-28

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 28, 2002
- Status when cancelled: Triennial form not returned
- Airframe: [Trenti Mario Frank RV-4](https://openairdocs.org/model/trenti-mario-frank-rv-4) (registry code 05608KW)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 891
- Year built: 1991
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: January 25, 1991
- Certificate issued: October 30, 1990
- Last registry action: April 18, 2000
- Mode S code: A61578
- Owner when cancelled: [Trenti Mario F](https://openairdocs.org/faa-owner/TRENTI%20MARIO%20F)
- Location: [Jacumba, CA](https://openairdocs.org/faa-place/CA/Jacumba)
- Owner type: Individual
- Owner's area on the map: 32.6490° N, 116.1526° W: Placed by OpenAirDocs at the center of ZIP code 91934, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N491T
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=491T
- Page: https://openairdocs.org/deregistered/N491T-2002-08-28

From the FAA registry file of October 28, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Trenti Mario Frank RV-4: https://openairdocs.org/model/trenti-mario-frank-rv-4.md

## NTSB investigations (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 LAX02LA109](https://openairdocs.org/ntsb/LAX02LA109), Mar 15, 2002: Trenti RV-4 (N491T), Jacumba, CA, destroyed, 1 fatal. Probable cause: in-flight loss of control for undetermined reasons.

## FAA accident and incident reports (1)

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.

- [Accident 20020315003499A](https://openairdocs.org/incident/20020315003499A), Mar 15, 2002: Amtr RV4 (N491T), Jacumba, CA, No damage, 1 fatal. (.19) On March 15, 2002, about 1340 hours pacific standard time, a trenti RV-4, N491T, was destroyed during landing at Jacumba airport, Jacumba, California.…

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