# N33WP: 1975 Schweizer SGS 1-26E, registration cancelled 2014-09-29

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 29, 2014
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Schweizer SGS 1-26E](https://openairdocs.org/model/schweizer-sgs-1-26e) (registry code 8050124)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS 1G10](https://openairdocs.org/tcds/1G10) (OpenAirDocs)
- Serial number: 638
- Year built: 1975
- Type of aircraft: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: October 17, 1975
- Certificate issued: February 21, 1984
- Last registry action: March 15, 1994
- Mode S code: A39578
- Owner when cancelled: [Trowbridge Frank R III](https://openairdocs.org/faa-owner/TROWBRIDGE%20FRANK%20R%20III)
- Location: [Nashville, TN](https://openairdocs.org/faa-place/TN/Nashville)
- Owner type: Individual
- Owner's area on the map: 36.0592° N, 86.9723° W: Placed by OpenAirDocs at the center of ZIP code 37221, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N33WP
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=33WP
- Page: https://openairdocs.org/deregistered/N33WP-2014-09-29

From the FAA registry file of October 29, 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 Schweizer SGS 1-26E: https://openairdocs.org/model/schweizer-sgs-1-26e.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 MIA97LA101](https://openairdocs.org/ntsb/MIA97LA101), Mar 20, 1997: Schweizer SGS 1-26E (N33WP), Benton, TN, substantial damage. Probable cause: The failure of the pilot to maintain altitude and clearance from the trees on a ridge line.

## 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 19970320010209A](https://openairdocs.org/incident/19970320010209A), Mar 20, 1997: Scwzer SGS126E (N33WP), Benton, TN, Substantial damage. Thermaling over ridge. Began return to airport got downdraft. Wing hit tree. Descended into trees. (-23) the pilot had been making passes back and forth along…

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