# N33977: 1975 Schweizer SGS 2-33A, registration cancelled 2012-10-03

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 3, 2012
- Status when cancelled: Registration expired, pending cancellation
- 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: 387
- Year built: 1975
- Type of aircraft: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: May 9, 1975
- Certificate issued: March 7, 1979
- Last registry action: November 4, 2003
- Mode S code: A3BAAB
- Owner when cancelled: [Miller Bruce A](https://openairdocs.org/faa-owner/MILLER%20BRUCE%20A)
- Location: [Boulder, CO](https://openairdocs.org/faa-place/CO/Boulder)
- Owner type: Individual
- Owner's area on the map: 40.0457° N, 105.2009° W: Placed by OpenAirDocs at the center of ZIP code 80301, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N33977
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=33977
- Page: https://openairdocs.org/deregistered/N33977-2012-10-03

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 NYC77FNE02](https://openairdocs.org/ntsb/NYC77FNE02), Oct 17, 1976: Schweizer SGS233 (N33977), Pittsfield, MA, destroyed

## 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 19761017033979A](https://openairdocs.org/incident/19761017033979A), Oct 17, 1976: Scwzer SGS233A (N33977), Pittsfield, ME, Substantial damage. PIC lost control of glider while being launched by winch.

## Other aircraft with N33977

- [Cancelled 1961-04-06](https://openairdocs.org/deregistered/N33977-1961-04-06): Taylorcraft BC12-65, S/N 2829, built 1941. Owner: [Everett Elmo](https://openairdocs.org/faa-owner/EVERETT%20ELMO), [Mccrory, AR](https://openairdocs.org/faa-place/AR/Mccrory)

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