# N537HC: 2014 O'Keefe John T HELICYCLE

- Status: Valid registration
- Airframe: [O'Keefe John T HELICYCLE](https://openairdocs.org/model/o-keefe-john-t-helicycle) (registry code 05632C9, 1 seats)
- Engine: [Solar T-62](https://openairdocs.org/engine/solar-t-62) (registry code 58100)
- Serial number: 5-37-537E
- Year built: 2014
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Kit: Eagle R & D Ltd Co HELICYCLE
- Airworthiness: Experimental, amateur built
- Airworthiness date: February 22, 2014
- Certificate issued: November 20, 2012
- Expires: November 30, 2028
- Mode S code: A6CB20
- Registered owner: [O'Keefe John T](https://openairdocs.org/faa-owner/O'KEEFE%20JOHN%20T)
- Location: [Winthrop, WA](https://openairdocs.org/faa-place/WA/Winthrop)
- Owner type: Individual
- Owner's area on the map: 48.5986° N, 120.2223° W: Placed by OpenAirDocs at the center of ZIP code 98862, within about 12 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=537HC
- Page: https://openairdocs.org/aircraft/N537HC

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 (O'Keefe John T HELICYCLE)

None in force.

### Matched by engine (Solar T-62)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N537HC.

## FAA accident and incident reports

None matched to N537HC.

## 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 O'Keefe John T HELICYCLE aircraft: https://openairdocs.org/model/o-keefe-john-t-helicycle/aircraft.md
- The Solar T-62 engine: https://openairdocs.org/engine/solar-t-62.md

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