# N20SW: 2017 Alexander Schleicher ASH 31 MI

- Status: Valid registration
- Airframe: [Alexander Schleicher ASH 31 MI](https://openairdocs.org/model/alexander-schleicher-ash-31-mi) (registry code 3801549, 1 seats)
- Engine: [Austro IAE-50R-AA](https://openairdocs.org/engine/austro-iae-50r-aa) (registry code 06401)
- Serial number: 31160
- Year built: 2017
- Type: Glider
- Engine type: Rotary
- Airworthiness: Experimental, exhibition
- Airworthiness date: February 2, 2017
- Certificate issued: December 12, 2020
- Expires: December 31, 2027
- Mode S code: A1914F
- Registered owner: [Buchanan Roger N](https://openairdocs.org/faa-owner/BUCHANAN%20ROGER%20N)
- Location: [Winter Haven, FL](https://openairdocs.org/faa-place/FL/Winter%20Haven)
- Owner type: Individual
- Owner's area on the map: 27.9828° N, 81.6817° W: Placed by OpenAirDocs at the center of ZIP code 33884, 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=20SW
- Page: https://openairdocs.org/aircraft/N20SW

From the FAA registry file of October 21, 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 (Alexander Schleicher ASH 31 MI)

None in force.

### Matched by engine (Austro IAE-50R-AA)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA24LA228](https://openairdocs.org/ntsb/ERA24LA228), May 25, 2024: Schleicher ASH 31 MI (N20SW), Winter Haven, FL, substantial damage. Probable cause: The pilot’s failure to ensure that a suitable landing area was available in case the restart of the motor glider’s engine was unsuccessful. Contributing, was insufficient battery charge to extend the…

## 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; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20240525008959A](https://openairdocs.org/incident/20240525008959A), May 25, 2024: Alexander Schleicher Gmbh & Co ASH 31 MI (N20SW), Winter Haven, FL, Substantial damage. Pilot noticed that he was low in altitude and did not have the altitude to return to origination airport. Pilot sought cloud hoping for an updraft to gain…

## Service difficulty reports

None filed for this aircraft. Reports filed since June 21, 2001, when the mark's previous registration was cancelled.

## Earlier aircraft with N20SW

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N20SW before.

- [Cancelled 2001-06-21](https://openairdocs.org/deregistered/N20SW-2001-06-21): Boeing 737-2H4, S/N 21337. Owner: [Flight Director Inc](https://openairdocs.org/faa-owner/FLIGHT%20DIRECTOR%20INC), [Austin, TX](https://openairdocs.org/faa-place/TX/Austin)

## Related

- Other Alexander Schleicher ASH 31 MI aircraft: https://openairdocs.org/model/alexander-schleicher-ash-31-mi/aircraft.md
- STCs for the Alexander Schleicher ASH 31 MI: https://openairdocs.org/model/alexander-schleicher-ash-31-mi/stcs.md
- The Austro IAE-50R-AA engine: https://openairdocs.org/engine/austro-iae-50r-aa.md

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