# N4012P: 1979 Ayres S2R-600, registration cancelled 2012-11-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 15, 2012
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Ayres S2R-600](https://openairdocs.org/model/ayres-s2r-600) (registry code 0970102)
- Engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016)
- Serial number: 2540R
- Year built: 1979
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: May 15, 1979
- Certificate issued: March 1, 1985
- Last registry action: January 15, 2008
- Mode S code: A4B304
- Owner when cancelled: [Alford Flying Service Inc](https://openairdocs.org/faa-owner/ALFORD%20FLYING%20SERVICE%20INC)
- Location: [Rosharon, TX](https://openairdocs.org/faa-place/TX/Rosharon)
- Physical address: [Xxx, OK](https://openairdocs.org/faa-place/OK/Xxx)
- Owner type: Corporation
- Owner's area on the map: 29.3723° N, 95.4554° W: Placed by OpenAirDocs at the center of ZIP code 77583, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4012P
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4012P
- Page: https://openairdocs.org/deregistered/N4012P-2012-11-15

From the FAA registry file of October 28, 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 S2R-600: https://openairdocs.org/model/ayres-s2r-600.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 FTW85LRA04](https://openairdocs.org/ntsb/FTW85LRA04), Aug 30, 1985: Rockwell S2R-600 (N4012P), Rosharon, TX, 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 19850830042269A](https://openairdocs.org/incident/19850830042269A), Aug 30, 1985: Ayres S2RRESTD (N4012P), Rosharon, TX, Destroyed. During spray run aircraft was flown through dense weeds and boom struck ground. Aircraft cartwheeled.
- [Incident 19830608032539I](https://openairdocs.org/incident/19830608032539I), Jun 8, 1983: Ayres S2RRESTD (N4012P), Rosharon, TX, Minor damage. Tail wheel spring broke on landing. Prop and wing tip struck the ground trying to hold tail up on rollout.

## Other aircraft with N4012P

- [Cancelled 1967-07-19](https://openairdocs.org/deregistered/N4012P-1967-07-19): Piper PA-23-160, S/N 23-1487, built 1958. Exported to Iceland. Owner: [Henderson C F](https://openairdocs.org/faa-owner/HENDERSON%20C%20F), [Hackensack, NJ](https://openairdocs.org/faa-place/NJ/Hackensack)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.