# N5553X: 1973 Aero Commander S2R, registration cancelled 2021-12-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 17, 2021
- Status when cancelled: Sale reported, canceled
- Airframe: [Aero Commander S2R](https://openairdocs.org/model/aero-commander-s2r) (registry code 0143022)
- Engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016)
- Serial number: 1753R
- Year built: 1973
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, market survey
- Airworthiness date: January 4, 1982
- Last registry action: March 11, 2021
- Mode S code: A714D5
- Location: [Clarinda, IA](https://openairdocs.org/faa-place/IA/Clarinda)
- Owner type: Individual
- Owner's area on the map: 40.7458° N, 95.0463° W: Placed by OpenAirDocs at the center of ZIP code 51632, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N5553X
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=5553X
- Page: https://openairdocs.org/deregistered/N5553X-2021-12-17

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 Aero Commander S2R: https://openairdocs.org/model/aero-commander-s2r.md

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 2018FA0000331](https://openairdocs.org/sdr/2018FA0000331), Aug 2, 2018: THROTTLE ARM. WORN. THE PILOT WAS UNABLE TO DECREASE ENGINE RPM, INITIATED A GO AROUND. ON THE SECOND APPROACH THE PILOT NEEDED TO INCREASE RPM AND FOUND THAT ALL THROTTLE CONTROL 

## 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 CEN18LA278](https://openairdocs.org/ntsb/CEN18LA278), Jul 17, 2018: Aero Commander S2R (N5553X), Vinton, IA, substantial damage. Probable cause: Loss of throttle control input due to a failure in the throttle control system. Contributing to the accident was the inadequate inspection and reinstallation of worn parts by maintenance personnel.
- [NTSB SEA84LA199](https://openairdocs.org/ntsb/SEA84LA199), Aug 14, 1984: Rockwell Thrush SR2 (N5553X), Nampa, ID, substantial damage
- [NTSB SEA74FYA02](https://openairdocs.org/ntsb/SEA74FYA02), Jul 7, 1973: Aero Comdr 600S2R (N5553X), Homedale, ID, substantial damage

## FAA accident and incident reports (4)

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 20180717011459A](https://openairdocs.org/incident/20180717011459A), Jul 17, 2018: Aero Commander S2R (N5553X), Vinton, IA, Substantial damage. Upon landing runway 9, pilot was unable to reduce engine power so a go-around was initiated. During the downwind approach throttle input was needed to maintain…
- [Incident 20110511011069I](https://openairdocs.org/incident/20110511011069I), May 11, 2011: Aero Commander S2R (N5553X), Eureka, WA, Minor damage. During agricultural opertions the pilot surveyed the field to be sprayed and then commenced his spray runs. Pilot stated that as he was applying fungicide to…
- [Accident 19840814040449A](https://openairdocs.org/incident/19840814040449A), Aug 14, 1984: Ayres S2RRESTD (N5553X), Nampa, ID, Substantial damage. Lost partial power. Nosed over on the forced landing. Throttle bolt had falled disconnecting the throttle.
- [Accident 19730707020039A](https://openairdocs.org/incident/19730707020039A), Jul 7, 1973: Ayres S2R (N5553X), Homedale, ID, Substantial damage. Massive internal failures of cylinders and rods. Crashed in 4FT deep river. Rinsing spray system.

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