# N4673K: Cessna R172K, registration cancelled 1991-04-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 17, 1991
- Status when cancelled: Triennial form not returned
- Airframe: [Cessna R172K](https://openairdocs.org/model/cessna-r172k) (registry code 2072431)
- Data sheets: [TCDS 3A17](https://openairdocs.org/tcds/3A17) (OpenAirDocs)
- Serial number: R1722007
- Type of aircraft: Fixed wing single engine
- Certificate issued: October 13, 1977
- Last registry action: January 31, 1991
- Mode S code: A5B667
- Owner when cancelled: [Custance Robert W](https://openairdocs.org/faa-owner/CUSTANCE%20ROBERT%20W)
- Location: [Lexington, MA](https://openairdocs.org/faa-place/MA/Lexington)
- Owner type: Individual
- Owner's area on the map: 42.4452° N, 71.2300° W: Placed by OpenAirDocs: center of Lexington, MA, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4673K
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4673K
- Page: https://openairdocs.org/deregistered/N4673K-1991-04-17

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 R172K: https://openairdocs.org/model/cessna-r172k.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 NYC87DNC08](https://openairdocs.org/ntsb/NYC87DNC08), Jul 17, 1987: Cessna R172K (N4673K), Cantebury, NH, destroyed, 1 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 19870716034839A](https://openairdocs.org/incident/19870716034839A), Jul 16, 1987: Cessna R172K (N4673K), Cantebury, NH, Destroyed, 1 fatal. Aircraft was out of fuel. Collided with trees then impacted the ground on the force landing.

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