# N6640B: 1958 Cessna 310B, registration cancelled 2008-10-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 14, 2008
- Status when cancelled: Triennial form not returned
- Airframe: [Cessna 310B](https://openairdocs.org/model/cessna-310b) (registry code 2074208)
- Engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026)
- Data sheets: [TCDS 3A10](https://openairdocs.org/tcds/3A10) (OpenAirDocs)
- Serial number: 35740
- Year built: 1958
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: July 15, 1958
- Certificate issued: February 16, 2001
- Last registry action: March 21, 2006
- Mode S code: A8C56F
- Owner when cancelled: [Ortega Gregg L](https://openairdocs.org/faa-owner/ORTEGA%20GREGG%20L)
- Location: [Everett, WA](https://openairdocs.org/faa-place/WA/Everett)
- Physical address: [Stevens, WA](https://openairdocs.org/faa-place/WA/Stevens)
- Owner type: Individual
- Owner's area on the map: 47.9790° N, 122.2021° W: Placed by OpenAirDocs: center of Everett, WA, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6640B
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6640B
- Page: https://openairdocs.org/deregistered/N6640B-2008-10-14

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 310B: https://openairdocs.org/model/cessna-310b.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 SEA07LA026](https://openairdocs.org/ntsb/SEA07LA026), Dec 6, 2006: Cessna 310B (N6640B), Lake Stevens, WA, substantial damage. Probable cause: The collapse of the main landing gear for an undetermined reason while taxiing from landing.

## FAA accident and incident reports (2)

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 20061206025969A](https://openairdocs.org/incident/20061206025969A), Dec 6, 2006: Cessna 310B (N6640B), Lake Stevens, WA, Substantial damage. (-23) At approx 12:00 pm on 12-6-06 at Frontier Airpark, Lake Stevens WA, N6640B was taxiing to his home after landing and during a right turn from the left…
- [Incident 20060317003519I](https://openairdocs.org/incident/20060317003519I), Mar 17, 2006: Cessna 310B (N6640B), Arlington, WA, Minor damage. (-23) Pilot departed frontier airpark to jefferson county airport. On a normal landing the pilot felt the left gear slowly collapsing on rollout. Pilot…

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