# N821X: 2026 Christopher Seto RV10

- Status: Valid registration
- Airframe: [Christopher Seto RV10](https://openairdocs.org/model/christopher-seto-rv10) (registry code 05643Q7, 4 seats)
- Engine: [Barrett IO-540-X](https://openairdocs.org/engine/barrett-io-540-x) (registry code 09004)
- Serial number: 43115
- Year built: 2026
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Vans Aircraft Inc RV-10
- Airworthiness: Experimental, amateur built
- Airworthiness date: May 14, 2026
- Certificate issued: April 29, 2026
- Expires: April 30, 2033
- Mode S code: AB369F
- Registered owner: [Seto Christopher S](https://openairdocs.org/faa-owner/SETO%20CHRISTOPHER%20S)
- Location: [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle)
- Owner type: Individual
- Owner's area on the map: 47.6344° N, 122.3237° W: Placed by OpenAirDocs at the center of ZIP code 98102, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=821X
- Page: https://openairdocs.org/aircraft/N821X

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Christopher Seto RV10)

None in force.

### Matched by engine (Barrett IO-540-X)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N821X.

## FAA accident and incident reports

None matched to N821X.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N821X

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N821X before.

- [Cancelled 2011-11-08](https://openairdocs.org/deregistered/N821X-2011-11-08): Burson Michael D S-7 COURIER, S/N 0496177, built 2000. Exported to Canada. Owner: [Burson Michael D](https://openairdocs.org/faa-owner/BURSON%20MICHAEL%20D), [Wheatland, CA](https://openairdocs.org/faa-place/CA/Wheatland)

## Related

- Other Christopher Seto RV10 aircraft: https://openairdocs.org/model/christopher-seto-rv10/aircraft.md
- The Barrett IO-540-X engine: https://openairdocs.org/engine/barrett-io-540-x.md

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