Turbine helicopter

N121MX

Sikorsky UH-60A Black Hawk

Registered No accidents on file
Built
—
Serial
83-23839
Class
Turbine helicopter
Engines
2
Status
Current as of October 2026
Registered owner
Ace Aeronautics LLC (LLC)
Based
Guntersville, AL
Registration record

N121MX on the FAA register

Type
Sikorsky UH-60A Black Hawk
Serial
83-23839
Engines
2
Registered owner
Ace Aeronautics LLC
Guntersville, AL
Certificate issued
2024-03-12
Airworthiness date
—
Registration expires
2031-03-31
Airworthiness class
—
Mode S (hex)
A05892
Mode S (octal)
50054222
Seats (type)
15
Weight class
20,000 lb and over
Status
Current as of October 2026
Registry history

Timeline

  • 2031-03-31
    Registration expires (renewal due).
  • 2024-03-12
    Certificate of registration issued as N121MX to the current registrant.
  • 2016-10-26
    N121MX previously assigned to a Cirrus SR20 (s/n 2304); cancelled.
Overview

About N121MX

N121MX is a Sikorsky UH-60A Black Hawk, serial number 83-23839. The FAA register lists Ace Aeronautics LLC as the registrant in Guntersville, Alabama. The current certificate of registration was issued on March 12, 2024 and expires on March 31, 2031.

The FAA aircraft reference file describes the type as a turbine helicopter and 15 seats.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N121MX.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N121MX.

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

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Browse: Sikorsky aircraft for sale· Sikorsky UH-60A Black Hawk overview· Aircraft registered in Alabama· 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.