Single-engine piston

N4109K

1984 Homebuilt Q-MX

Registered No accidents on file
Built
1984
Serial
5592
Class
Single-engine piston
Engines
Rotax 377
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
San Diego, CA
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Registration record

N4109K on the FAA register

Type
1984 Homebuilt Q-MX
Serial
5592
Engines
Rotax 377
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
San Diego, CA
Certificate issued
2008-01-25
Airworthiness date
2008-01-30
Registration expires
2029-11-30
Airworthiness class
Experimental · light-sport
Mode S (hex)
A4D7BD
Mode S (octal)
51153675
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).
  • 2008-01-30
    Airworthiness date on the current FAA record (experimental category (light-sport)).
  • 2008-01-25
    Certificate of registration issued as N4109K to the current registrant.
  • 1984
    Manufactured (1984).
  • 1950-06-27
    N4109K previously assigned to a North American Navion (s/n NAV-4-1109); cancelled.
Overview

About N4109K

N4109K is a 1984 Homebuilt Q-MX, serial number 5592. It is registered to an individual in San Diego, California. The current certificate of registration was issued on January 25, 2008 and expires on November 30, 2029.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 377 engine and 1 seats. Its airworthiness certificate is experimental category (light-sport), dated January 30, 2008.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N4109K.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N4109K.

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

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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.