# N174KS: Schleicher ASK-21, registration cancelled 1988-06-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 17, 1988
- Status when cancelled: N-number assigned, not yet registered
- Airframe: [Schleicher ASK-21](https://openairdocs.org/model/schleicher-ask-21) (registry code 38015GY)
- Data sheets: [TCDS G47EU](https://openairdocs.org/tcds/G47EU) (OpenAirDocs)
- Serial number: 21194
- Type of aircraft: Glider
- Mode S code: A128FB
- The mark today: https://openairdocs.org/aircraft/N174KS
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=174KS
- Page: https://openairdocs.org/deregistered/N174KS-1988-06-17

From the FAA registry file of November 5, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Schleicher ASK-21: https://openairdocs.org/model/schleicher-ask-21.md

## NTSB investigations (1)

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

- [NTSB ATL87DLT01](https://openairdocs.org/ntsb/ATL87DLT01), Apr 17, 1987: Schleicher ASK-21 (N174KS), Eagleville, TN, substantial damage

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

- [Accident 19870418020569A](https://openairdocs.org/incident/19870418020569A), Apr 18, 1987: Schler ASK21 (N174KS), Eagleville, TN, Substantial damage. The glider encountered unexpected sink on base leg. The instructor was unable to clear trees near the runway.

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