# N4893X: 1974 Rockwell International S-2R, registration cancelled 2013-12-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 11, 2013
- Status when cancelled: Second renewal notice
- Airframe: [Rockwell International S-2R](https://openairdocs.org/model/rockwell-international-s-2r) (registry code 7630202)
- Engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016)
- Serial number: 2078R
- Year built: 1974
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: October 18, 1974
- Certificate issued: February 3, 1992
- Last registry action: November 17, 2009
- Mode S code: A60CDF
- Owners when cancelled: [Farm And Ranch Aviation Co](https://openairdocs.org/faa-owner/FARM%20AND%20RANCH%20AVIATION%20CO), [Mamuzich Robert J](https://openairdocs.org/faa-owner/MAMUZICH%20ROBERT%20J), [Mamuzich Belia V](https://openairdocs.org/faa-owner/MAMUZICH%20BELIA%20V)
- Location: [Deming, NM](https://openairdocs.org/faa-place/NM/Deming)
- Owner type: Co-owned
- Owner's area on the map: 32.2631° N, 107.7525° W: Placed by OpenAirDocs: center of Deming, NM, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4893X
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4893X
- Page: https://openairdocs.org/deregistered/N4893X-2013-12-11

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 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 FTW97LA322](https://openairdocs.org/ntsb/FTW97LA322), Aug 21, 1997: Rockwell S-2R (N4893X), Columbus, NM, substantial damage. Probable cause: a loss of engine power due to failure of an exhaust side rocker box and valve mechanism, and pilot incapacitation due to loss of consciousness after being struck in the head by parts separating from…

## 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 19970821030539A](https://openairdocs.org/incident/19970821030539A), Aug 21, 1997: Ayres S2R (N4893X), Columbus, NM, Substantial damage. The aircraft was destroyed when it impacted terrain following a loss engine power while maneuvering near Columbus, new Mexico. The pilot stated the following:…

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