# N1148S: 1971 Schweizer SGS 1-34

- Status: Valid registration
- Airframe: [Schweizer SGS 1-34](https://openairdocs.org/model/schweizer-sgs-1-34) (registry code 8050146, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G3EA](https://openairdocs.org/tcds/G3EA) (K & L Soaring LLC) (OpenAirDocs)
- Serial number: 58
- Year built: 1971
- Type: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: July 14, 1971
- Certificate issued: November 29, 2021
- Expires: November 30, 2028
- Mode S code: A03E90
- Registered owner: [Mullins Darrel L](https://openairdocs.org/faa-owner/MULLINS%20DARREL%20L)
- Location: [Urbandale, IA](https://openairdocs.org/faa-place/IA/Urbandale)
- Owner type: Individual
- Owner's area on the map: 41.6342° N, 93.7344° W: Placed by OpenAirDocs at the center of ZIP code 50322, 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=1148S
- Page: https://openairdocs.org/aircraft/N1148S

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 1-34)

- [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 (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 CEN10CA225](https://openairdocs.org/ntsb/CEN10CA225), Apr 21, 2010: Schweizer SGS1-34 (N1148S), Waynesville, OH, substantial damage. Probable cause: The pilot's failure to maintain adequate airspeed which resulted in an aerodynamic stall.

## 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 20100421032259A](https://openairdocs.org/incident/20100421032259A), Apr 21, 2010: Schweizer SGS 1-34 (N1148S), Waynesville, OH, Substantial damage. On April 21, 2010 at 15:45 EDT, a Schweizer SGS1-34, N1148S, registered to soaring society of dayton inc, collided with the ground while the pilot was…

## 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) (1)

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 1-34)

- [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

## Related

- Other Schweizer SGS 1-34 aircraft: https://openairdocs.org/model/schweizer-sgs-1-34/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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