Light jet

N439ML

1979 Aero Vodochody L-39ZO

Registered No accidents on file
Built
1979
Serial
731020
Class
Light jet
Engines
Ama/Expr UNKNOWN ENG
Status
Current as of October 2026
Registered owner
East Boulder LLC (LLC)
Based
Mc Leod, MT
Registration record

N439ML on the FAA register

Type
1979 Aero Vodochody L-39ZO
Serial
731020
Engines
Ama/Expr UNKNOWN ENG
Registered owner
East Boulder LLC
Mc Leod, MT
Certificate issued
2023-11-27
Airworthiness date
2025-12-05
Registration expires
2030-11-30
Airworthiness class
Experimental · exhibition
Mode S (hex)
A545AB
Mode S (octal)
51242653
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-11-30
    Registration expires (renewal due).
  • 2025-12-05
    Airworthiness date on the current FAA record (experimental category (exhibition)).
  • 2023-11-27
    Certificate of registration issued as N439ML.
  • 1979
    Manufactured (1979).
Overview

About N439ML

N439ML is a 1979 Aero Vodochody L-39ZO, serial number 731020. The FAA register lists East Boulder LLC as the registrant in Mc Leod, Montana. The current certificate of registration was issued on November 27, 2023 and expires on November 30, 2030.

The FAA aircraft reference file describes the type as a light jet, one Ama/Expr UNKNOWN ENG engine and 2 seats. Its airworthiness certificate is experimental category (exhibition), dated December 5, 2025.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N439ML.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N439ML.

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 Montana· 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.