# N33938: 1975 Schweizer SGS 2-33A, registration cancelled 2011-04-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 18, 2011
- Exported to: Canada
- Status when cancelled: Triennial form not returned
- 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: 398
- Year built: 1975
- Type of aircraft: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: June 30, 1975
- Certificate issued: September 27, 1995
- Last registry action: May 19, 2009
- Mode S code: A3BA20
- Owner when cancelled: [Tappan Tom W](https://openairdocs.org/faa-owner/TAPPAN%20TOM%20W)
- Location: [Norridgewock, ME](https://openairdocs.org/faa-place/ME/Norridgewock)
- Owner type: Individual
- Owner's area on the map: 44.7143° N, 69.8635° W: Placed by OpenAirDocs at the center of ZIP code 04957, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N33938
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=33938
- Page: https://openairdocs.org/deregistered/N33938-2011-04-18

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 (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 BFO95LA015](https://openairdocs.org/ntsb/BFO95LA015), Nov 19, 1994: Schweizer SGS 2-33A (N33938), Hilltown, PA, substantial damage. Probable cause: IMPROPER IN-FLIGHT PLANNING DECISION BY THE PILOT, WHICH RESULTED IN INSUFFICIENT ALTITUDE TO MAINTAIN CLEARANCE FROM TREES.

## 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 19941119046549A](https://openairdocs.org/incident/19941119046549A), Nov 19, 1994: Scwzer SGS233A (N33938), Hilltown, PA, Substantial damage. Struck trees on final unable to find lift, was trying to reach airport. Pattern too low.

## Other aircraft with N33938

- [Cancelled 1945-11-06](https://openairdocs.org/deregistered/N33938-1945-11-06): Taylorcraft BL-65, S/N 2788. Owner: [Sky Rangers Club](https://openairdocs.org/faa-owner/SKY%20RANGERS%20CLUB), [Braddock, PA](https://openairdocs.org/faa-place/PA/Braddock)

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