# N7639D: 1957 Piper PA-22-150, registration cancelled 2017-02-04

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 4, 2017
- Status when cancelled: Revoked, canceled
- Airframe: [Piper PA-22-150](https://openairdocs.org/model/piper-pa-22-150) (registry code 7102210)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS 1A6](https://openairdocs.org/tcds/1A6), [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 22-5348
- Year built: 1957
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Certificate issued: December 16, 1969
- Last registry action: March 5, 1977
- Mode S code: AA5044
- Owner when cancelled: [Demontigny William D](https://openairdocs.org/faa-owner/DEMONTIGNY%20WILLIAM%20D)
- 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/N7639D
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7639D
- Page: https://openairdocs.org/deregistered/N7639D-2017-02-04

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 Piper PA-22-150: https://openairdocs.org/model/piper-pa-22-150.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 NYC68F0302](https://openairdocs.org/ntsb/NYC68F0302), Jul 16, 1967: Piper PA-22 (N7639D), Newburyport, MA, substantial damage

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