# N4165X: Rockwell International S-2R, registration cancelled 1991-06-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 5, 1991
- Status when cancelled: Triennial form not returned
- Airframe: [Rockwell International S-2R](https://openairdocs.org/model/rockwell-international-s-2r) (registry code 7630202)
- Serial number: 1936R
- Type of aircraft: Fixed wing single engine
- Certificate issued: August 24, 1983
- Last registry action: June 21, 1989
- Mode S code: A4ED87
- Owner when cancelled: [Dms Ag Services Inc](https://openairdocs.org/faa-owner/DMS%20AG%20SERVICES%20INC)
- Location: [Yuma, AZ](https://openairdocs.org/faa-place/AZ/Yuma)
- Owner type: Corporation
- Owner's area on the map: 34.2855° N, 112.8432° W: Placed by OpenAirDocs at the center of ZIP code 85362, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4165X
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4165X
- Page: https://openairdocs.org/deregistered/N4165X-1991-06-05

From the FAA registry file of November 5, 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 (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 LAX90DUJ08](https://openairdocs.org/ntsb/LAX90DUJ08), Sep 15, 1990: Rockwell S-2R (N4165X), Yuma, AZ, destroyed. Probable cause: FAILURE OF THE PILOT TO SELECT A CRUISE ALTITUDE WHICH WOULD ENSURE ADEQUATE CLEARANCE FROM OBSTRUCTIONS. A FACTOR IN THE ACCIDENT WAS THE DARK NIGHT WHICH INHIBITED THE PILOT'S ABILITY TO SEE THE…

## 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 19900915039579A](https://openairdocs.org/incident/19900915039579A), Sep 15, 1990: Ayres S2RR1340REST (N4165X), Yuma, AZ, Destroyed. Struck support girder of power station tower en route to spray area. Pilot reported wind drifted him into tower.

## Other aircraft with N4165X

- [Registered now](https://openairdocs.org/aircraft/N4165X): Berry Eugene N3 PUP, S/N 02N3, built 1995

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