# N4660Q: 1972 Cessna T210L, registration cancelled 2021-05-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 8, 2021
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Cessna T210L](https://openairdocs.org/model/cessna-t210l) (registry code 2073449)
- Engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040)
- Data sheets: [TCDS 3A21](https://openairdocs.org/tcds/3A21), [TCDS E8CE](https://openairdocs.org/tcds/E8CE) (OpenAirDocs)
- Serial number: 21059560
- Year built: 1972
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Certificate issued: January 12, 2015
- Last registry action: August 14, 2017
- Mode S code: A5B24C
- Owner when cancelled: [Warren Guy D](https://openairdocs.org/faa-owner/WARREN%20GUY%20D)
- Location: [Friday Harbor, WA](https://openairdocs.org/faa-place/WA/Friday%20Harbor)
- Physical address: [Firday Harbor, WA](https://openairdocs.org/faa-place/WA/Firday%20Harbor)
- Owner type: Individual
- Owner's area on the map: 48.5538° N, 123.0859° W: Placed by OpenAirDocs at the center of ZIP code 98250, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4660Q
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4660Q
- Page: https://openairdocs.org/deregistered/N4660Q-2021-05-08

From the FAA registry file of November 5, 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 T210L: https://openairdocs.org/model/cessna-t210l.md

## NTSB investigations (2)

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 DEN78DTC08](https://openairdocs.org/ntsb/DEN78DTC08), Dec 6, 1977: Cessna T210L (N4660Q), Thayne, WY, substantial damage
- [NTSB DEN76DTC26](https://openairdocs.org/ntsb/DEN76DTC26), Feb 29, 1976: Cessna T210L (N4660Q), Afton, WY, substantial damage

## 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 19771206038399A](https://openairdocs.org/incident/19771206038399A), Dec 6, 1977: Cessna T210L (N4660Q), Thayne, WY, Substantial damage. Plt stated he drove truck down rwy to check it prior to tkof.
- [Accident 19760229004449A](https://openairdocs.org/incident/19760229004449A), Feb 29, 1976: Cessna T210L (N4660Q), Afton, WY, Substantial damage. No depth perception due to barren snowcovered terrain.

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