# N7779S: 1969 Schweizer SGS 2-33A, registration cancelled 2012-09-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 6, 2012
- Status when cancelled: Registration pending, canceled
- Airframe: [Schweizer SGS 2-33A](https://openairdocs.org/model/schweizer-sgs-2-33a) (registry code 8051606)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G2EA](https://openairdocs.org/tcds/G2EA) (OpenAirDocs)
- Serial number: 149
- Year built: 1969
- Type of aircraft: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: May 9, 1969
- Last registry action: April 21, 2006
- Mode S code: AA86AC
- Location: [Waialua, HI](https://openairdocs.org/faa-place/HI/Waialua)
- Owner type: Individual
- Owner's area on the map: 21.5636° N, 158.1851° W: Placed by OpenAirDocs at the center of ZIP code 96791, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N7779S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7779S
- Page: https://openairdocs.org/deregistered/N7779S-2012-09-06

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 2-33A: https://openairdocs.org/model/schweizer-sgs-2-33a.md

## 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 LAX94LA027](https://openairdocs.org/ntsb/LAX94LA027), Oct 28, 1993: Schweizer SGS 2-33A (N7779S), Mokuleia, HI, substantial damage. Probable cause: the student pilot's misjudgement of descent rate and terrain clearance while manuevering along a ridgeline. Factors in the accident were the downdrafts and the mountainous/hilly nature of the terrain.
- [NTSB LAX70D0155](https://openairdocs.org/ntsb/LAX70D0155), Oct 4, 1969: Schweizer 2-33 (N7779S), Pearblossom, CA, 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 19931027041019A](https://openairdocs.org/incident/19931027041019A), Oct 27, 1993: Scwzer SGS233A (N7779S), Mokuleia, HI, Substantial damage. Right wing struck tree while soaring near a ridge. Encountered downdraft. Remained airborne. Returned to hdh.

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