# N4194X: 1974 Rockwell International S-2R, registration cancelled 2018-02-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 13, 2018
- Status when cancelled: Registration expired, pending cancellation
- 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: 1958R
- Year built: 1974
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: April 24, 1974
- Certificate issued: October 11, 2007
- Last registry action: September 13, 2012
- Mode S code: A4F889
- Owners when cancelled: [Farm & Ranch Aviation Co](https://openairdocs.org/faa-owner/FARM%20%26%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/N4194X
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4194X
- Page: https://openairdocs.org/deregistered/N4194X-2018-02-13

From the FAA registry file of November 3, 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 LAX87DUM02](https://openairdocs.org/ntsb/LAX87DUM02), Apr 24, 1987: Rockwell S2R (N4194X), Imperial, CA, substantial damage

## 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 19870424020539A](https://openairdocs.org/incident/19870424020539A), Apr 24, 1987: Ayres S2RR1340REST (N4194X), Imperial, CA, Substantial damage. The load of sulphur caught fire during agricultural spraying operations. Pilots safely landed aircraft on a road.

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