Single-engine piston

N5646X

1973 Aero Commander S2R

Registered 1 NTSB/FAA record
Built
1973
Serial
1846R
Class
Single-engine piston
Engines
Pratt & Whitney R1340 series
Status
Current as of October 2026
Registered owner
Fountain Inc (Corporation)
Based
Moscow, ID
Registration record

N5646X on the FAA register

Type
1973 Aero Commander S2R
Serial
1846R
Engines
Pratt & Whitney R1340 series
Registered owner
Fountain Inc
Moscow, ID
Certificate issued
2010-11-08
Airworthiness date
1973-11-14
Registration expires
2029-11-30
Airworthiness class
Restricted
Mode S (hex)
A73906
Mode S (octal)
51634406
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-11-30
    Registration expires (renewal due).
  • 2010-11-08
    Certificate of registration issued as N5646X.
  • 1994-05-07
    Accident at Dayton, WA; damage: substantial.
  • 1973-11-14
    Airworthiness date on the current FAA record (restricted category).
Overview

About N5646X

N5646X is a 1973 Aero Commander S2R, serial number 1846R. The FAA register lists Fountain Inc as the registrant in Moscow, Idaho. The current certificate of registration was issued on November 8, 2010 and expires on November 30, 2029.

The FAA aircraft reference file describes the type as a single-engine piston, one Pratt & Whitney R1340 series engine and 1 seats. Its airworthiness certificate is restricted category, dated November 14, 1973.

N5646X has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

1994-05-07 Accident · Dayton, WA Damage: Substantial NTSB · SEA94LA116
Reported aircraft: Aero Commander S2R
Probable cause: TOTAL FAILURE OF THE CONNECTING ROD.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in Idaho· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.