# N5523X: 1975 Rockwell International S-2R, registration cancelled 2013-04-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 22, 2013
- 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: 2174R
- Year built: 1975
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: September 30, 1975
- Certificate issued: March 10, 1980
- Last registry action: February 5, 1983
- Mode S code: A709B0
- Owner when cancelled: [Kruse Lee](https://openairdocs.org/faa-owner/KRUSE%20LEE)
- Location: [Brentwood, CA](https://openairdocs.org/faa-place/CA/Brentwood)
- Owner type: Individual
- Owner's area on the map: 37.9249° N, 121.6867° W: Placed by OpenAirDocs at the center of ZIP code 94513, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N5523X
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=5523X
- Page: https://openairdocs.org/deregistered/N5523X-2013-04-22

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 (2)

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 LAX83LA374](https://openairdocs.org/ntsb/LAX83LA374), Aug 6, 1983: Rockwell S2R (N5523X), Brentwood, CA, destroyed
- [NTSB OAK76DVA76](https://openairdocs.org/ntsb/OAK76DVA76), Jun 7, 1976: Aero Comdr 600S2C (N5523X), Riverdale, CA, 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 19830806048219A](https://openairdocs.org/incident/19830806048219A), Aug 6, 1983: Ayres S2RRESTD (N5523X), Brentwood, CA, Destroyed. Pilot claims brake locked during landing roll causing aircraft to nose over and start fire.
- [Accident 19760607013819A](https://openairdocs.org/incident/19760607013819A), Jun 7, 1976: Ayres S2R (N5523X), Riverdale, CA, Substantial damage. Operation was spraying zinc sulphate on fallow ground.

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