# N486GT: 1954 Grumman S2F-1

- Status: Valid registration
- Airframe: [Grumman S2F-1](https://openairdocs.org/model/grumman-s2f-1) (registry code 3951008, 4 seats)
- Engine: [Lycoming R-1820 series](https://openairdocs.org/engine/lycoming-r-1820-series) (registry code 41570)
- Serial number: 136486
- Year built: 1954
- Type: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Experimental, exhibition
- Airworthiness date: May 29, 1992
- Certificate issued: November 15, 1989
- Expires: January 31, 2029
- Mode S code: A5FF8B
- Registered owner: [Combat Air Museum](https://openairdocs.org/faa-owner/COMBAT%20AIR%20MUSEUM)
- Location: [Topeka, KS](https://openairdocs.org/faa-place/KS/Topeka)
- Owner type: Corporation
- Owner's area on the map: 38.9471° N, 95.6902° W: Placed by OpenAirDocs at the center of ZIP code 66619, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=486GT
- Page: https://openairdocs.org/aircraft/N486GT

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 Lycoming R-1820 model are included.

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

### Matched by airframe (Grumman S2F-1)

None in force.

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

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N486GT.

## FAA accident and incident reports

None matched to N486GT.

## 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.

## Related

- Other Grumman S2F-1 aircraft: https://openairdocs.org/model/grumman-s2f-1/aircraft.md
- The Lycoming R-1820 series engine: https://openairdocs.org/engine/lycoming-r-1820-series.md

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