# N4977X: 1975 Rockwell International S-2R, registration cancelled 2018-05-30

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 30, 2018
- Status when cancelled: Sale reported, canceled
- Airframe: [Rockwell International S-2R](https://openairdocs.org/model/rockwell-international-s-2r) (registry code 7630202)
- Engine: [Wright C7BA series](https://openairdocs.org/engine/wright-c7ba-series) (registry code 67017)
- Serial number: 5022R
- Year built: 1975
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: April 16, 1975
- Last registry action: April 6, 2015
- Mode S code: A62D7C
- Location: [Sacramento, CA](https://openairdocs.org/faa-place/CA/Sacramento)
- Owner type: Individual
- Owner's area on the map: 38.4895° N, 121.3235° W: Placed by OpenAirDocs at the center of ZIP code 95829, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4977X
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4977X
- Page: https://openairdocs.org/deregistered/N4977X-2018-05-30

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 Rockwell International S-2R: https://openairdocs.org/model/rockwell-international-s-2r.md

## NTSB investigations (3)

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 WPR11LA094](https://openairdocs.org/ntsb/WPR11LA094), Jan 10, 2011: Rockwell International S-2R (N4977X), Oakley, CA, substantial damage, 1 fatal. Probable cause: An in-flight collision with an unmarked meteorological evaluation tower (MET) during an aerial application flight due to the pilot's failure to see and avoid the obstacle. Contributing to the…
- [NTSB LAX94LA158](https://openairdocs.org/ntsb/LAX94LA158), Mar 11, 1994: Rockwell S-2R (N4977X), Tacna, AZ, substantial damage. Probable cause: a catastrophic internal engine failure for undetermined reasons. A factor in the accident was the dark nighttime lighting conditions.
- [NTSB LAX89DUJ10](https://openairdocs.org/ntsb/LAX89DUJ10), Sep 14, 1989: Ayres S-2R (N4977X), Yuma, AZ, substantial damage. Probable cause: THE FAILURE OF THE PILOT TO MAINTAIN DIRECTIONAL CONTROL AFTER LANDING ON A DRY GRAVEL RUNWAY.

## FAA accident and incident reports (3)

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 20110110000469A](https://openairdocs.org/incident/20110110000469A), Jan 10, 2011: Rockwell In S-2R (N4977X), Oakley, CA, Destroyed, 1 fatal. On JANUARY10, 2011, at 1057 PST, a Rockwell S2R N4977X registered to alexander ag flying was flying below 200 feet heading approximately 210 degrees as he flew…
- [Accident 19940310007189A](https://openairdocs.org/incident/19940310007189A), Mar 10, 1994: Ayres S2RR1820 (N4977X), Tacna, AZ, Substantial damage. Engine siezed on short final. Landed adjacent to runway. Struck a berm. Engine sustained catastrophic failure.
- [Accident 19890914034899A](https://openairdocs.org/incident/19890914034899A), Sep 14, 1989: Ayres S2RRESTD (N4977X), Yuma, AZ, Substantial damage. Veered to edge of runway on landing. Main wheel dug into soft dirt on edge of runway flipping aircraft over.

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