# N220NA: 1955 North American/Armoflex T-28B

- Status: Valid registration
- Airframe: [North American/Armoflex T-28B](https://openairdocs.org/model/north-american-armoflex-t-28b) (registry code 6402501, 2 seats)
- Engine: [Wright R-1820 series](https://openairdocs.org/engine/wright-r-1820-series) (registry code 67020)
- Serial number: 138220
- Year built: 1955
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, exhibition
- Airworthiness date: May 14, 2003
- Certificate issued: December 12, 2020
- Expires: December 31, 2027
- Mode S code: A1E22E
- Registered owner: [International Air Services Inc Trustee](https://openairdocs.org/faa-owner/INTERNATIONAL%20AIR%20SERVICES%20INC%20TRUSTEE)
- Location: [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City)
- Owner type: Corporation
- Owner's area on the map: 39.1275° N, 119.7258° W: Placed by OpenAirDocs at the center of ZIP code 89701, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=220NA
- Page: https://openairdocs.org/aircraft/N220NA

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. The registry lists only the engine series, so ADs for every Wright R-1820 model are included.

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

### Matched by airframe (North American/Armoflex T-28B)

None in force.

### Matched by engine (Wright R-1820 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N220NA.

## FAA accident and incident reports

None matched to N220NA.

## 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.

## Service difficulty reports on N220NA not matched to an aircraft (1)

They name N220NA, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR 2016FA0000624](https://openairdocs.org/sdr/2016FA0000624), Jan 24, 2016: FUEL CONTROL. MALFUNCTIONED. ENGINE STARTING WARM AND SLOW STARTS. RE-CALIBRATE FCU.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other North American/Armoflex T-28B aircraft: https://openairdocs.org/model/north-american-armoflex-t-28b/aircraft.md
- The Wright R-1820 series engine: https://openairdocs.org/engine/wright-r-1820-series.md

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