Single-engine piston

N439SM

2008 Homebuilt SEAMAX-M22

Registered No accidents on file
Built
2008
Serial
66
Class
Single-engine piston
Engines
Rotax 912ULS series
Status
Current as of October 2026
Registered owner
Sea2It LLC (LLC)
Based
Ossining, NY
Registration record

N439SM on the FAA register

Type
2008 Homebuilt SEAMAX-M22
Serial
66
Engines
Rotax 912ULS series
Registered owner
Sea2It LLC
Ossining, NY
Certificate issued
2021-01-27
Airworthiness date
2016-02-12
Registration expires
2028-01-31
Airworthiness class
Experimental · light-sport
Mode S (hex)
A54629
Mode S (octal)
51243051
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2028-01-31
    Registration expires (renewal due).
  • 2021-01-27
    Certificate of registration issued as N439SM.
  • 2016-02-12
    Airworthiness date on the current FAA record (experimental category (light-sport)).
  • 2008
    Manufactured (2008).
Overview

About N439SM

N439SM is a 2008 Homebuilt SEAMAX-M22, serial number 66. The FAA register lists Sea2It LLC as the registrant in Ossining, New York. The current certificate of registration was issued on January 27, 2021 and expires on January 31, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 912ULS series engine and 2 seats. Its airworthiness certificate is experimental category (light-sport), dated February 12, 2016.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N439SM.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N439SM.

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.