# N78810: 1968 Cessna 172K, registration cancelled 1984-05-10

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 10, 1984
- Status when cancelled: Revoked, pending cancellation
- Airframe: [Cessna 172K](https://openairdocs.org/model/cessna-172k) (registry code 2072430)
- 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: 17257776
- Year built: 1968
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Certificate issued: January 12, 1977
- Last registry action: February 22, 1977
- Mode S code: AAB0D2
- Owners when cancelled: [Harvey Thayer A](https://openairdocs.org/faa-owner/HARVEY%20THAYER%20A), [Harvey Anna Marie](https://openairdocs.org/faa-owner/HARVEY%20ANNA%20MARIE)
- Location: [Seal Beach, CA](https://openairdocs.org/faa-place/CA/Seal%20Beach)
- Owner type: Co-owned
- Owner's area on the map: 33.7543° N, 118.0733° W: Placed by OpenAirDocs at the center of ZIP code 90740, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N78810
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=78810
- Page: https://openairdocs.org/deregistered/N78810-1984-05-10

From the FAA registry file of November 7, 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 172K: https://openairdocs.org/model/cessna-172k.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 LAX82FA167](https://openairdocs.org/ntsb/LAX82FA167), May 10, 1982: Cessna 172 (N78810), Morman Lake, AZ, destroyed, 2 fatal

## 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 19840510062589A](https://openairdocs.org/incident/19840510062589A), May 10, 1984: Cessna 172K (N78810), Norman Lake, AZ, Destroyed, 2 fatal. Unable to outclimb rising terrain. Struck trees. Was over gross weight at a high density altitude. Ignored advise.

## Other aircraft with N78810

- [Cancelled 1957-07-12](https://openairdocs.org/deregistered/N78810-1957-07-12): Piper PA-11, S/N 11-1583, built 1947. Exported to Mexico. Owner: [Howe V D](https://openairdocs.org/faa-owner/HOWE%20V%20D), [Breckenridge, TX](https://openairdocs.org/faa-place/TX/Breckenridge)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.