# N16TN: 2014 Alexander Schleicher ASK 21 MI

- Status: Valid registration
- Airframe: [Alexander Schleicher ASK 21 MI](https://openairdocs.org/model/alexander-schleicher-ask-21-mi) (registry code 3801557, 2 seats)
- Engine: [Austro IAE-50R-AA](https://openairdocs.org/engine/austro-iae-50r-aa) (registry code 06401)
- Data sheets: [TCDS G47EU](https://openairdocs.org/tcds/G47EU) (Alexander Schleicher GmbH & Co. Segelflugzeugbau) (OpenAirDocs)
- Serial number: 21912
- Year built: 2014
- Type: Glider
- Engine type: Rotary
- Airworthiness: Standard, utility
- Airworthiness date: April 11, 2024
- Certificate issued: February 14, 2024
- Expires: February 28, 2031
- Mode S code: A0F10B
- Registered owner: [Mcknight Thomas N](https://openairdocs.org/faa-owner/MCKNIGHT%20THOMAS%20N)
- Location: [Fredericksburg, TX](https://openairdocs.org/faa-place/TX/Fredericksburg)
- Owner type: Individual
- Owner's area on the map: 30.2918° N, 98.8709° W: Placed by OpenAirDocs at the center of ZIP code 78624, within about 15 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=16TN
- Page: https://openairdocs.org/aircraft/N16TN

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 (Alexander Schleicher ASK 21 MI)

None in force.

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

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N16TN.

## FAA accident and incident reports

None matched to N16TN.

## 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 N16TN

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N16TN before.

- [Cancelled 2018-04-05](https://openairdocs.org/deregistered/N16TN-2018-04-05): Mooney M20TN, S/N 31-0028, built 2007. Exported to Canada. Owner: [Plane Mojo LLC](https://openairdocs.org/faa-owner/PLANE%20MOJO%20LLC), [Alta, WY](https://openairdocs.org/faa-place/WY/Alta)
- [Cancelled 2005-09-29](https://openairdocs.org/deregistered/N16TN-2005-09-29): Newell Thomas J RV6A, S/N 22305, built 1998. Owner: [Crowe Richard E](https://openairdocs.org/faa-owner/CROWE%20RICHARD%20E), [Oxnard, CA](https://openairdocs.org/faa-place/CA/Oxnard)

## Related

- Other Alexander Schleicher ASK 21 MI aircraft: https://openairdocs.org/model/alexander-schleicher-ask-21-mi/aircraft.md
- The Austro IAE-50R-AA engine: https://openairdocs.org/engine/austro-iae-50r-aa.md

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