# N249AF: 1968 Schweizer SGS 1-26D

- Status: Valid registration
- Airframe: [Schweizer SGS 1-26D](https://openairdocs.org/model/schweizer-sgs-1-26d) (registry code 8050122, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS 1G10](https://openairdocs.org/tcds/1G10) (K & L Soaring LLC) (OpenAirDocs)
- Serial number: 421
- Year built: 1968
- Type: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: September 30, 1968
- Certificate issued: November 12, 2019
- Expires: November 30, 2029
- Mode S code: A25174
- Registered owner: [Blakeslee Raymond D](https://openairdocs.org/faa-owner/BLAKESLEE%20RAYMOND%20D)
- Location: [Chesapeake, VA](https://openairdocs.org/faa-place/VA/Chesapeake)
- Owner type: Individual
- Owner's area on the map: 36.8004° N, 76.4212° W: Placed by OpenAirDocs at the center of ZIP code 23321, 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=249AF
- Page: https://openairdocs.org/aircraft/N249AF

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): 2 in force

### Matched by airframe (Schweizer SGS 1-26D)

- [AD 87-17-01](https://openairdocs.org/ad/87-17-01): Tow Release Installation · K & L Soaring SGS 1-23, SGS 1-23D, SGS 1-23F and 25 more. Effective Aug 19, 1988
- [AD 87-02-01](https://openairdocs.org/ad/87-02-01): Tow-Release Installation Inspection · K & L Soaring SGM 2-37, SGS 1-23, SGS 1-23D and 32 more. Effective Jan 21, 1987

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (2)

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 ERA22LA365](https://openairdocs.org/ntsb/ERA22LA365), Jul 4, 2022: Schweizer SGS 1-26D (N249AF), Windsor, VA, substantial damage. Probable cause: The glider’s encounter with atmospheric conditions, where lift was not sufficient to maintain flight.
- [NTSB IAD79DID08](https://openairdocs.org/ntsb/IAD79DID08), Jan 27, 1979: Schweizer SGS126 (N249AF), Windsor, VA, substantial damage

## FAA accident and incident reports (2)

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 20220704011709A](https://openairdocs.org/incident/20220704011709A), Jul 4, 2022: Schweizer SGS 1-26D (N249AF), Windsor, VA, Substantial damage. Glider cross country flight encountered strong sink/downdraft and didn't make it back to the gliderport. Landed in low trees.
- [Accident 19790127001689A](https://openairdocs.org/incident/19790127001689A), Jan 27, 1979: Scwzer SGS126D (N249AF), Windsor, VA, Substantial damage. Pilot took glider off trailer and assembled it. Forgot to connect elevator controls. Took off without elevator ctl

## 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) (4)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Schweizer SGS 1-26D)

- [STC SA01734SE](https://openairdocs.org/stc/SA01734SE): Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts. Andrew D. Humphrey
- [STC SG01164CH](https://openairdocs.org/stc/SG01164CH): Install Cooper superflite 102 fabric. Aviation Products Systems Inc
- [STC SG1265GL](https://openairdocs.org/stc/SG1265GL): Surrendered and incorporated into STC SG01164CH. Cooper Aviation Supply Company, Inc
- [STC SG4WE](https://openairdocs.org/stc/SG4WE): Ceconite 101 covering of complete aircraft. Cooper Engineering Corporation. Lists SGS 1-26 Series

## Related

- Other Schweizer SGS 1-26D aircraft: https://openairdocs.org/model/schweizer-sgs-1-26d/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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