# N7754S: 1969 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: 454
- Year built: 1969
- Type: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: April 28, 1969
- Certificate issued: February 4, 1997
- Expires: October 31, 2029
- Mode S code: AA7E8F
- Registered owner: [Hurni Robert L](https://openairdocs.org/faa-owner/HURNI%20ROBERT%20L)
- Location: [Phoenix, AZ](https://openairdocs.org/faa-place/AZ/Phoenix)
- Owner type: Individual
- Owner's area on the map: 33.6241° N, 112.0502° W: Placed by OpenAirDocs at the center of ZIP code 85022, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7754S
- Page: https://openairdocs.org/aircraft/N7754S

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 (3)

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 LAX81DUK09](https://openairdocs.org/ntsb/LAX81DUK09), Sep 14, 1981: Schweizer 1-26 (N7754S), Sun City, AZ, substantial damage
- [NTSB LAX78DUJ41](https://openairdocs.org/ntsb/LAX78DUJ41), Apr 1, 1978: Schweizer 1-26D (N7754S), New River, AZ, substantial damage
- [NTSB LAX76DUJ17](https://openairdocs.org/ntsb/LAX76DUJ17), Jul 16, 1975: Schweizer SGS126 (N7754S), Phoenix, AZ, substantial damage

## FAA accident and incident reports (3)

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 19810914065539A](https://openairdocs.org/incident/19810914065539A), Sep 14, 1981: Scwzer SGS126 (N7754S), Sun City, AZ, Substantial damage. Veered left of runway on landing roll. Glider ran into rocks on edge of runway.
- [Accident 19780401006959A](https://openairdocs.org/incident/19780401006959A), Apr 1, 1978: Scwzer SGS126E (N7754S), New River, AZ, Substantial damage. Wind gusts to 20KTS.
- [Accident 19750716023469A](https://openairdocs.org/incident/19750716023469A), Jul 16, 1975: Scwzer SGS126D (N7754S), Phoenix, AZ, Substantial damage. Lost cruising lift,had to lnd in desert.

## 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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