# N4007Y: 1979 Ayres S-2R, registration cancelled 2006-08-10

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 10, 2006
- Status when cancelled: Triennial form not returned
- Airframe: [Ayres S-2R](https://openairdocs.org/model/ayres-s-2r) (registry code 0970101)
- Engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016)
- Serial number: 2517R
- Year built: 1979
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: January 30, 1979
- Certificate issued: June 16, 1997
- Last registry action: June 20, 2006
- Mode S code: A4B005
- Owner when cancelled: [P & D Flying Service Inc](https://openairdocs.org/faa-owner/P%20%26%20D%20FLYING%20SERVICE%20INC)
- Location: [Watson, AR](https://openairdocs.org/faa-place/AR/Watson)
- Owner type: Corporation
- Owner's area on the map: 33.8262° N, 91.1812° W: Placed by OpenAirDocs at the center of ZIP code 71674, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4007Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4007Y
- Page: https://openairdocs.org/deregistered/N4007Y-2006-08-10

From the FAA registry file of November 4, 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 Ayres S-2R: https://openairdocs.org/model/ayres-s-2r.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 FTW98LA259](https://openairdocs.org/ntsb/FTW98LA259), Jun 5, 1998: Ayres S2R (N4007Y), Watson, AR, substantial damage. Probable cause: The partial loss of engine power due to the disconnection of the propeller governor control as a result of the stripped threads on the propeller governor control push-pull rod. A factor was the lack…

## 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 19980605012609A](https://openairdocs.org/incident/19980605012609A), Jun 5, 1998: Ayres S2R (N4007Y), Watson, AR, Substantial damage. Acft engine lost power while pulling up at the end of a spray run, settled into the hedgerow, Watson, AR. (.4)while applying herbicide to a rice field, during…
- [Incident 19870802067539I](https://openairdocs.org/incident/19870802067539I), Aug 2, 1987: Ayres S2RRESTD (N4007Y), Courtland, MS, Minor damage. During spray turnaround the engine failed. Aircraft nosed over on landing. Cylinder broke around barrel.

## Other aircraft with N4007Y

- [Registered now](https://openairdocs.org/aircraft/N4007Y): Robinson Helicopter R66, S/N 1442, built 2025
- [Cancelled 1971-08-18](https://openairdocs.org/deregistered/N4007Y-1971-08-18): Cessna 185, S/N 1850207. Exported to Canada. Owner: [Fontaine Oscar A](https://openairdocs.org/faa-owner/FONTAINE%20OSCAR%20A), [North Westport, MA](https://openairdocs.org/faa-place/MA/North%20Westport)

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