Turbine helicopter

N121UA

Sikorsky UH-60A Black Hawk

Registered No accidents on file
Built
—
Serial
83-23899
Class
Turbine helicopter
Engines
2
Status
Current as of October 2026
Registered owner
Ace Aeronautics LLC (LLC)
Based
Guntersville, AL
Registration record

N121UA on the FAA register

Type
Sikorsky UH-60A Black Hawk
Serial
83-23899
Engines
2
Registered owner
Ace Aeronautics LLC
Guntersville, AL
Certificate issued
2023-06-06
Airworthiness date
—
Registration expires
2030-06-30
Airworthiness class
—
Mode S (hex)
A0592C
Mode S (octal)
50054454
Seats (type)
15
Weight class
20,000 lb and over
Status
Current as of October 2026
Registry history

Timeline

  • 2030-06-30
    Registration expires (renewal due).
  • 2023-06-06
    Certificate of registration issued as N121UA to the current registrant.
  • 2018-01-19
    N121UA previously assigned to a Boeing 747-422 (s/n 29167); cancelled.
Overview

About N121UA

N121UA is a Sikorsky UH-60A Black Hawk, serial number 83-23899. The FAA register lists Ace Aeronautics LLC as the registrant in Guntersville, Alabama. The current certificate of registration was issued on June 6, 2023 and expires on June 30, 2030.

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 this airframe as N121UA. 1 earlier record involves a different aircraft that carried the same N-number.

Safety record

Accident & incident history

2017-07-18 Incident · Frankfurt NTSB · DCA17WA159
Reported aircraft: Boeing 747 422 — a different aircraft that carried the N121UA registration before this airframe.

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.