# N21912: 1974 Cessna 172M, registration cancelled 2017-05-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 31, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (registry code 2072418)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 17264041
- Year built: 1974
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal, utility
- Airworthiness date: September 30, 1974
- Certificate issued: July 9, 1982
- Last registry action: April 21, 2009
- Mode S code: A1DD87
- Owner when cancelled: [Hobson Charles A](https://openairdocs.org/faa-owner/HOBSON%20CHARLES%20A)
- Location: [Alameda, CA](https://openairdocs.org/faa-place/CA/Alameda)
- Owner type: Individual
- Owner's area on the map: 37.7747° N, 122.2781° W: Placed by OpenAirDocs at the center of ZIP code 94501, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N21912
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=21912
- Page: https://openairdocs.org/deregistered/N21912-2017-05-31

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 Cessna 172M: https://openairdocs.org/model/cessna-172m.md

## 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.

- [Incident 19821031061519I](https://openairdocs.org/incident/19821031061519I), Oct 31, 1982: Cessna 172M (N21912), Alameda, CA, Minor damage. Short field landing area for landing competition close to end of runway. Overshot and landed in water offshore.

## Other aircraft with N21912

- [Cancelled 1955-11-21](https://openairdocs.org/deregistered/N21912-1955-11-21): Cessna C-165, S/N 552. Owner: [Miskoff Stephen V](https://openairdocs.org/faa-owner/MISKOFF%20STEPHEN%20V)

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